Reviewed By: Dr. John Lekkas
GMC Registration: 7448560
Last reviewed on: 15/10/2026Shipping Across the UK
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Wegovy Injection
Medication Features
Wegovy is a once-weekly weight loss injection and has an active ingredient called semaglutide that reduces weight by making you feel less hungry. It assists adults who require additional help alongside healthy eating and physical activity.
You may order Wegovy Weight Loss Injection online from the Mayfair Weight Loss Clinic by filling out a free online consultation form. Our weight management clinical team will assess your medical condition and, if it is suitable for you, prescribe you the injection.
Once the medication is approved by our UK registered prescribers, our team will quickly dispense and deliver your weight loss medication to your doorstep.
Reviewed By: Dr. John Lekkas
GMC Registration: 7448560
Last reviewed on: 15/10/2026Shipping Across the UK
Cold-Chain Transportation
UK Mainland Weekday delivery
Channel Islands (Two-day delivery service)
Northern Ireland (one to two-day delivery service)
Shipped Monday - Friday
What is Wegovy?
Wegovy is a prescription weight loss treatment containing semaglutide, approved by the MHRA and NICE for weight management. Wegovy injection is prescribed for individuals with a BMI of 30 or higher, or 27 or higher with weight-related health conditions like prediabetes or high blood pressure.
Wegovy works by replicating GLP-1, a hormone that helps control appetite, regulate blood sugar, and make you feel fuller for longer. Weight loss injection Wegovy is taken once a week, with a maximum dose of 7.2mg.
Wegovy weight loss treatment helps by:
- Reducing excessive appetite signals
- Slowing the movement of food through the stomach
- Supporting earlier feelings of fullness
- Encouraging more consistent eating patterns
Clincal team recommend using Wegovy alongside healthy eating and exercise for optimal results. It supports weight loss but should not replace lifestyle changes.
Important Information: Wegovy 7.2mg treatment pack includes four separate pre-filled pens, each intended for a single weekly injection. Patients should use one pen every week for four weeks in accordance with their prescribed treatment plan.
Fill out the Online Form
Fill out our online consultation form with valid and accurate patient information and medical conditions.
Select Treatment
Select the weight loss treatment you are prescribed. We will suggest the options based on your eligibility.
Track & Receive
Your treatment will be dispensed and delivered to your doorstep by a tracked courier service.
How much weight could you lose with Wegovy in one year?
* Based on the results of a peer-reviewed clinical study of 2539 participants.
Who is eligible for Wegovy UK?
The clinical team may consider Wegovy injection following a structured medical assessment completed through an online consultation. It is generally appropriate for adults who meet one of the following criteria:
A Body Mass Index (BMI) of 30 or above
A BMI of 27 or above with a weight-related health condition, including:
- Cardiovascular disease
- High blood pressure
- Prediabetes
- Obstructive sleep apnoea
A UK-licensed prescriber confirms final suitability after reviewing your medical information. Always read the patient information leaflet before starting treatment.
How long does Wegovy take to work?
Wegovy begins working from the first injection by mimicking natural appetite-regulating hormones, helping reduce hunger and increase feelings of fullness. Some people notice changes in their appetite within the first few days, while visible weight loss usually happens gradually as the dose is increased over time.
The speed and amount of weight loss can vary from person to person. Factors such as your starting weight, eating habits, activity levels, dose progression and overall health can influence your results. Our clinician will monitor your progress throughout treatment and provide guidance to help ensure Wegovy remains suitable for your weight management goals.
How does Wegovy work for weight loss?
Wegovy for weight loss contains semaglutide, a man-made version which mirrors the effects of GLP-1 released naturally after eating. This hormone communicates with the brain to signal fullness and helps regulate blood sugar levels.
Through this mechanism, Wegovy:
- Encourages fullness sooner during meals
- Reduces persistent hunger between meals
- Slows digestion to extend satiety
For optimal results, clinical teams usually recommend combining Wegovy with a calorie-controlled diet and regular physical activity. Healthy eating habits may also support long-term progress, and you can read more about what to eat while taking Wegovy in our detailed guide. Clinical evidence shows that many individuals achieved meaningful weight reduction when following this combined approach.
How effective is Wegovy UK?
Clinical studies show that Wegovy can support significant weight loss when used alongside a reduced-calorie diet and increased physical activity. In the latest 72-week clinical trial, participants taking the 7.2 mg* Wegovy 7.2mg pack contains 4 individual pens, providing one injection per week for 4 weeks. .
Clinical trial results showed:
- 90.7% of participants achieved at least 5% weight loss.
- 82.4% achieved at least 10% weight loss.
- 66.5% achieved at least 15% weight loss.
- 47.7% achieved at least 20% weight loss.
- 31.2% achieved at least 25% weight loss.
Researchers also observed improvements in waist circumference and other weight-related health measures. Individual results may vary.
Disclaimer: These outcomes are based on clinical trial data and should not be considered a guarantee of individual results.
Expected weight changes across Wegovy dose levels
Wegovy Weight loss outcomes depend on dose progression, consistency, and lifestyle habits. Higher doses typically provide stronger appetite regulation, although individual responses differ and require clinical review.
Note: These figures are based on a 72-week clinical study comparing treatment outcomes with placebo.
Available Wegovy Dosages and Wegovy Prices UK
Wegovy weight loss injections follows a step-by-step dosing schedule designed to help the body adjust comfortably. Treatment begins at a low dose and increases gradually until the maintenance dose is reached, helping reduce side effects while supporting steady progress. Below, you’ll find the recommended Wegovy pen dosing schedule, along with an overview of Wegovy prices in the UK, which vary depending on dosages.
Wegovy 0.25 mg Cost: £115.00
During the first four weeks, Wegovy treatment usually starts with a 0.25 mg once-weekly injection to help your body adjust gradually and reduce the likelihood of side effects, while beginning appetite regulation. Cost: £115.00 for four weekly doses.
Wegovy 0.5 mg Cost: £149.00
Over the following four weeks, Wegovy dose may be increased to 0.5 mg once weekly to enhance appetite suppression and support better portion control as tolerance improves. Cost: £149.00 for four weekly doses.
Wegovy 1.0 mg Cost: £169.00
By weeks 9 to 12, Wegovy treatment may progress to a 1.0 mg weekly dose, providing stronger appetite regulation and continued support for weight-management goals. Cost: £169.00 for four weekly doses.
Wegovy 1.7 mg Cost: £185.00
During weeks 13 to 16, the Wegovy dose may be increased further to 1.7 mg once weekly, helping to strengthen metabolic balance and appetite control under clinical guidance. Cost: £185.00 for four weekly doses.
Wegovy 2.4 mg Cost: £199.00
From week 17 onwards, and once suitability is confirmed, Wegovy treatment may continue with the 2.4 mg standard once-weekly maintenance dose, which supports long-term weight management and sustained appetite control. Cost: £199.00 for four weekly doses.
Wegovy 7.2 mg Cost: £299.00
From week 21 onwards, and once suitability is confirmed, Wegovy treatment may continue with the 7.2 mg once-weekly higher maintenance dose. This is the highest available Wegovy dose and is intended to support ongoing weight management and appetite control in eligible patients. Wegovy 7.2mg pack contains 4 individual pens, providing one injection per week for 4 weeks.
How to take Wegovy injection pen
Wegovy is a once-weekly injection given under the skin (subcutaneous injection), usually into the fatty tissue of the abdomen, upper thigh or upper arm. It can be taken at any time of day, with or without food, but using it on the same day each week can help you maintain a consistent treatment routine.
Each Wegovy pen contains four weekly doses, providing approximately one month of treatment at your prescribed strength. Before every injection, check that you have the correct pen, inspect the solution and use a new needle to ensure safe administration.
Follow these steps to use your Wegovy injection pen correctly:
- Check your pen: Confirm that the label matches your prescribed Wegovy dose before use.
- Inspect the solution: Remove the pen cap and check that the liquid is clear and colourless. Do not use the pen if the solution appears cloudy, discoloured or contains particles.
- Attach a new needle: Use a fresh needle for each injection and attach it securely to the pen. Never reuse needles or use damaged, bent or unsealed needles.
- Perform a flow check: If you are using a new pen for the first time, complete the flow check according to the instructions in your patient information leaflet.
- Set your dose: Turn the dose selector until your prescribed dose appears in the dose window.
- Choose your injection site: Inject into your abdomen, upper thigh or upper arm. Avoid injecting within 5 cm of your belly button and rotate injection sites each week to help reduce irritation.
- Administer the injection: Insert the needle into your skin and press the injection button until the dose counter reaches zero. Keep the needle in place briefly before removing it to ensure the full dose has been delivered.
- Dispose of the needle safely: Remove the needle after use and place it in an approved sharps container. Store your Wegovy pen according to the storage instructions provided with your medication.
Always use a new needle for every injection and never share your Wegovy pen with another person, even if the needle has been replaced.
How to use the Wegovy 7.2mg single-dose pen
The Wegovy 7.2mg single-dose pen works differently from the multi-dose Wegovy pens. Before use, confirm that you have the correct strength, check the solution through the viewing window and select an appropriate injection site.
As this pen is designed for single use, follow the instructions provided with your medication and patient information leaflet carefully. After completing the injection, dispose of the pen safely according to the recommended guidance.
How to use the Wegovy: Step-by-step video guide
A video guide is available to demonstrate correct preparation and injection technique. It shows each step clearly, helping you feel confident using the pen at home while following safe injection practices.
Still have questions? Contact us or call (020) 7550 6515
Where should Wegovy be injected?
Wegovy for weight loss is injected just under the skin into areas with adequate fatty tissue. Suitable sites include the abdomen, thighs, or upper arms. Rotating injection areas each week helps protect the skin and improves comfort.
Using different sites regularly also supports consistent absorption. Avoid injecting into the same exact spot repeatedly, even within the same area.
Choose an area: abdomen or thighs.
Select a site for administering the shot.
Make four divisions on the site. Inject into one division per week.
When injecting into the abdomen ensure a 5 cm distance from the navel.
Table of Contents
- How Much Weight Can Adults Lose With Wegovy?
- What are the benefits of Wegovy?
- What should I do if I miss a dose of Wegovy?
- Wegovy Interactions with other medication
- Who should not take Wegovy?
- Side effects of weight loss injection Wegovy
- Can Wegovy cause back pain?
- Can Wegovy lead to diarrhoea?
- Can Wegovy cause dehydration?
- How to reduce and manage Wegovy side effects?
- Wegovy Warnings
- Can Wegovy be taken with insulin?
- Can you take Wegovy with other GLP-1 medicines?
- What should you know before starting Wegovy?
- Does Wegovy have heart health benefits?
- Can Wegovy be used if you have type 2 diabetes?
- Is Wegovy suitable if you do not have diabetes?
- How is the right Wegovy dose decided?
- How often is the Wegovy dose increased?
- What should you do if you take too much Wegovy?
- How long do you take Wegovy for weight loss?
- How quickly does Wegovy reduce hunger?
- Is it normal to feel hungry on Wegovy?
- How do you know Wegovy is working?
- What should you do if you lose weight too quickly on Wegovy?
- What diet should you follow on Wegovy?
- Why am I not losing weight on Wegovy?
- What Is the New Wegovy 7.2mg Dose?
- Wegovy vs Mounjaro: Understanding the differences
- Is it possible to switch from Mounjaro to Wegovy?
- Is it possible to switch from Wegovy injection to Wegovy Pill?
- What are the non-medication alternatives to Wegovy?
- Is Wegovy available as a tablet?
- Are Mounjaro 2.5 mg and Wegovy 0.25 mg the same?
- Where can I buy Wegovy online UK
- What to expect after stopping Wegovy?
- Does Wegovy come with needles?
- Are Wegovy needles provided with treatment?
- Are bubbles in a Wegovy pen normal?
- Wegovy vs Ozempic: Are they the same?
- What is the difference between Wegovy and Saxenda?
- Which weight loss injection is right for me?
How Much Weight Can Adults Lose With Wegovy?
Clinical studies have shown that many adults using Wegovy 7.2mg alongside a reduced-calorie diet and increased physical activity achieved meaningful long-term weight reduction. In a 72-week clinical study, adults using Wegovy lost an average of around 20.7% of their starting body weight during treatment.
Clinical research also found that many participants achieved at least 5% body weight reduction while using Wegovy as part of a structured weight management plan supported by healthier eating habits and regular physical activity. Individual outcomes can vary depending on factors such as starting weight, lifestyle habits, dose progression, treatment adherence, and overall health.
Wegovy 2.4mg Study Results
Results are based on a 68-week clinical study involving adults living with obesity or overweight with at least one weight-related health condition. Individual results vary between patients.
| Average Outcomes Reported in Clinical Studies | Results |
|---|---|
| Average body weight reduction | Around 15% |
| Adults achieving 5% or greater body weight reduction | Around 83% |
What are the benefits of Wegovy?
Wegovy treatment can help eligible adults with weight management when used alongside healthy eating habits and regular physical activity. Potential benefits include:
- Supports weight reduction: Wegovy for weight loss can help eligible patients achieve meaningful weight loss as part of a structured weight management approach.
- Helps control appetite: Semaglutide works by increasing feelings of fullness and helping reduce hunger and food cravings.
- May improve health markers: Losing weight may support improvements in areas such as blood sugar levels and cardiovascular risk factors.
- Convenient weekly treatment: The Wegovy weight loss injection is taken once a week, offering a simpler schedule compared with daily treatments.
- Helps maintain progress: Continued treatment alongside sustainable lifestyle changes may support long-term weight management.
What should I do if I miss a dose of Wegovy?
If you miss your Wegovy injection and it has been 5 days or less since your scheduled dose, take it as soon as you remember. You can then continue with your next injection on your usual treatment day, even if there are only a few days between doses.
If more than 5 days have passed since your missed dose, skip the injection and take your next dose as planned. Do not take an extra or double dose to make up for a missed injection, as this may increase the risk of side effects.
If you miss multiple Wegovy doses or have stopped treatment for more than 2 weeks, speak with our clinician before restarting. They may recommend restarting at a lower dose, especially if you previously experienced digestive side effects.
Wegovy Interactions with other medication
Before starting Wegovy injection, share a complete list of all medicines you use, including supplements and over-the-counter products. This allows clinical team to identify interactions and plan treatment safely.
Extra monitoring is required for people using insulin or sulfonylureas, as combining these with Wegovy for weight loss can increase the risk of low blood sugar. The weight loss medication should not be used alongside other GLP-1 receptor agonists, such as Mounjaro or liraglutide, due to increased side-effect risk.
Who should not take Wegovy?
Wegovy weight loss injections may not be suitable for everyone. You should not use Wegovy if you are pregnant, planning to become pregnant or breastfeeding, as its safety during these periods has not been established. The treatment is also generally intended for eligible adults who meet the required BMI criteria.
Avoid weight loss injection Wegovy if you have previously experienced a serious allergic reaction to semaglutide or any of the ingredients in the medicine. Wegovy should not be used alongside other GLP-1 medicines, including treatments such as Saxenda or Mounjaro.
Before starting treatment, always provide our healthcare provider with details of your medical history, current medicines and supplements. This allows our prescriber to confirm whether Wegovy is appropriate and whether any additional precautions are needed.
Side effects of weight loss injection Wegovy
Like all prescription medicines, Wegovy (semaglutide) can cause side effects, although not everyone experiences them. Side effects are most common when starting treatment or after increasing the dose, as your body adjusts to the medication. In many cases, symptoms improve over time with continued treatment.
Very common side effects of Wegovy
The most frequently reported side effects include:
- Nausea (feeling sick)
- Vomiting
- Diarrhoea
- Constipation
- Stomach pain or discomfort
- Headache
- Feeling tired or weak
These effects are usually more noticeable during the early stages of treatment and may improve as your body becomes used to Wegovy.
Common side effects of Wegovy
Other side effects that may occur include:
- Indigestion or an upset stomach
- Bloating, burping or gas
- Heartburn or acid reflux
- Gastritis (inflammation of the stomach lining)
- Gallstones
- Hair loss or thinning
- Injection site reactions, such as redness, swelling or soreness
- Changes in taste
- Low blood sugar (hypoglycaemia), particularly in people with diabetes taking insulin or sulfonylureas
Uncommon side effects of Wegovy
Less common side effects may include:
- Increased heart rate
- Raised pancreatic enzyme levels
- Delayed stomach emptying (gastroparesis)
- Low blood sugar in people without diabetes
- Increased bilirubin levels
Serious side effects of Wegovy
Although uncommon, some side effects require urgent medical attention. These include:
- Anaphylaxis (severe allergic reaction): Symptoms may include swelling of the face, lips, tongue or throat, difficulty breathing, wheezing, dizziness or feeling faint.
- Pancreatitis (inflammation of the pancreas): This may cause severe and persistent stomach pain, which can spread to the back.
- Diabetic retinopathy complications: People with diabetes should speak to their healthcare provider if they notice changes in their vision.
- Kidney or bladder stones: These may cause severe abdominal or back pain, changes in urine colour or difficulty passing urine.
- Bowel obstruction: Severe constipation accompanied by stomach pain, bloating or vomiting may require medical attention.
Always refer to the patient information leaflet supplied with your medication and seek medical advice if side effects persist, worsen or become concerning.
How long do Wegovy side effects last?
The duration of Wegovy side effects varies between individuals. Symptoms are more likely to occur when starting treatment or increasing your dose and may last from a few days to several weeks. Most common side effects improve as your body adjusts, but you should contact our clinician if symptoms continue, become severe or affect your daily activities.
Can Wegovy cause back pain?
Back pain is not a commonly recognised direct side effect of Wegovy treatment. However, some people may experience discomfort during treatment due to changes linked with weight loss, digestive symptoms or other personal health factors. You can find more information about back pain with Wegovy in our detailed guide.
If you develop persistent or severe back pain while using Wegovy for weight loss, speak with our healthcare provider. They can assess your symptoms, explore possible causes and advise whether additional checks or changes to your treatment plan are needed.
Can Wegovy lead to diarrhoea?
Diarrhoea can occur as a digestive side effect of Wegovy treatment, especially when starting the medication or after increasing your dose. Semaglutide affects digestion and may change bowel habits for some people. Read our guide on Wegovy and diarrhoea for more information about this possible side effect.
In many cases, symptoms improve as your body becomes accustomed to the treatment. Drinking enough water, eating smaller meals and avoiding foods that may worsen digestive discomfort can help. If diarrhoea is severe, ongoing or causes signs of fluid loss, contact our healthcare provider for advice.
Can Wegovy cause dehydration?
Wegovy for weight loss does not directly cause dehydration, but side effects such as diarrhoea or vomiting can reduce fluid levels in your body. This may be more likely during the early stages of treatment or when your dose is increased.
Maintaining good hydration is important, particularly if you experience digestive symptoms. Our guide on staying hydrated on Wegovy shares practical tips to support fluid intake. Seek medical advice if you cannot keep fluids down or notice symptoms such as dizziness, reduced urination or signs of dehydration.
How to reduce and manage Wegovy side effects?
Most people experience mild side effects when starting Wegovy in the UK, and these often improve as the body adjusts. You can reduce discomfort by staying well hydrated, choosing easily digested foods, and spreading meals into smaller portions throughout the day. These adjustments help ease nausea and digestive symptoms during treatment. You can also read our guide on Wegovy nausea, vomiting, and ways to manage common side effects for more detailed advice.
If side effects continue, become more noticeable, or begin to interfere with daily life, you should contact a healthcare professional for guidance. Seek urgent medical attention if you develop severe abdominal pain, breathing problems, or swelling of the face, lips, or throat, as these may signal a serious reaction.
Many people tolerate Wegovy without difficulty and continue treatment comfortably. The weight loss injection Wegovy supports weight management over time, and side effects usually remain manageable with the right support.
Wegovy Warnings
Before beginning Wegovy medication, our healthcare provider will review your health history and any medicines you take to ensure treatment is suitable. Additional monitoring may be required if you have certain medical conditions, including:
- Kidney problems: Vomiting and diarrhoea during Wegovy treatment may cause dehydration, which can affect kidney function, especially if you already have kidney concerns.
- Diabetes or low blood sugar risk: Wegovy may affect blood glucose levels. If you use insulin or sulfonylureas, your diabetes medication may need reviewing to reduce the risk of hypoglycaemia.
- Previous pancreatitis: Tell our healthcare provider if you have had pancreatitis before. Severe or persistent abdominal pain should be assessed urgently.
- Diabetic eye disease: Changes in blood glucose levels may affect diabetic retinopathy in some people, so closer monitoring may be required.
- Changes in eyesight: Seek urgent medical advice if you experience sudden vision loss or a significant worsening of your eyesight.
- Gastroparesis: Wegovy may need careful consideration if you have delayed stomach emptying, as digestive side effects may be more significant. It is not recommended for people with severe gastroparesis.
- Surgery or anaesthesia: Inform your surgical and anaesthetic team that you use Wegovy for weight loss before procedures involving general anaesthesia or deep sedation. Read our guide on Wegovy after surgery for more information.
Discussing your health history with a qualified prescriber before starting Wegovy helps ensure treatment is used safely and appropriately.
Can you take Wegovy while pregnant?
Wegovy injection should not be used during pregnancy. If you are planning to conceive, semaglutide should be stopped at least two months before trying, as it can remain in the body for an extended period. If you become pregnant while taking Wegovy medication, stop treatment and contact our healthcare provider for advice. Read our guide on Wegovy and pregnancy for further information.
Is Wegovy suitable during breastfeeding?
Using Wegovy medication while breastfeeding is not recommended because the potential effects on a breastfed baby are not fully known. If you are considering Wegovy prescription options after having a baby, speak with a healthcare professional about suitable weight management approaches. Read our guide on breastfeeding and Wegovy for more guidance.
Is contraception needed with Wegovy?
Using effective contraception is recommended while taking Wegovy for weight loss to avoid pregnancy during treatment. Semaglutide does not usually reduce the effectiveness of oral contraceptives, but vomiting or severe diarrhoea may affect how well contraceptive pills are absorbed.
Can you drive after taking Wegovy?
Most people can drive while using Wegovy treatment. However, dizziness may occur, particularly after dose increases. Avoid driving if you feel affected. If you also use insulin or sulfonylureas, low blood sugar may affect concentration and driving ability.
Can Wegovy be taken with insulin?
In some cases, Wegovy weight loss injections may be prescribed alongside insulin for people with type 2 diabetes, but this should only happen with appropriate medical supervision. Wegovy is not a replacement for insulin, and using both treatments together may increase the risk of low blood sugar. Our clinician may review your insulin dose and recommend monitoring your glucose levels more closely.
Can you take Wegovy with other GLP-1 medicines?
No, Wegovy for weight loss should not be combined with another GLP-1 receptor agonist or medicines that contain semaglutide. Using multiple treatments from the same medication group is not recommended and may increase the risk of side effects.
What should you know before starting Wegovy?
Before beginning this prescription weight loss injection, it is important to complete a clinical assessment and discuss:
- Your medical history: Inform our prescriber about any existing conditions and all medicines you use, especially insulin, sulfonylureas or other diabetes treatments.
- Potential side effects: Understanding possible reactions can help you recognise when to seek medical advice, including symptoms such as severe and persistent abdominal pain.
- Choosing a trusted provider: Wegovy is a prescription-only medicine and should only be supplied after a suitable health assessment through a regulated provider and pharmacy.
Does Wegovy have heart health benefits?
Wegovy is approved by the MHRA in the UK for weight management and has also shown important cardiovascular benefits in certain adults living with obesity or excess weight. Clinical studies found that semaglutide may help reduce the risk of major cardiovascular events such as heart attack, stroke, and cardiovascular-related death in people with existing heart disease.
In addition to supporting weight reduction, Wegovy treatment may also contribute to improvements in blood pressure, blood sugar control, and other weight-related health risk factors. These potential cardiovascular benefits are believed to be linked to both sustained weight management and the wider metabolic effects of semaglutide treatment. You can also read our guide on how Wegovy may support heart health alongside weight loss for more detailed information.
Can Wegovy be used if you have type 2 diabetes?
Some adults with type 2 diabetes may be suitable for Wegovy treatment after a clinical assessment. If you take insulin or other diabetes medicines, our healthcare professional may need to monitor your blood glucose levels more closely due to the risk of hypoglycaemia. Your current medicines, health history and individual circumstances will be reviewed before treatment is considered.
Is Wegovy suitable if you do not have diabetes?
Yes. Diabetes is not required to use Wegovy for weight loss in the UK. The treatment may be prescribed to eligible adults who meet the required criteria, such as having a BMI of 30 or above, or 27 or above with a weight-related health condition. After a clinical review, suitable patients may receive this semaglutide-based prescription weight loss injection.
How is the right Wegovy dose decided?
The most suitable Wegovy dosage is based on how your body responds to treatment, not simply on reaching the highest available dose. Our healthcare professional will review your weight loss progress, treatment response, tolerance and any side effects before deciding whether your dose should be increased, maintained or adjusted.
How often is the Wegovy dose increased?
The Wegovy dosage is usually increased gradually every four weeks to allow your body to adapt. If side effects become difficult to manage, our prescriber may recommend staying on the same dose for longer. Read our Wegovy dosing schedule for more information. Never change your dose without advice from a UK-licensed healthcare professional.
What should you do if you take too much Wegovy?
Taking more Wegovy than prescribed may increase the chance of side effects, including nausea, vomiting and other digestive symptoms. If you accidentally take an extra or double dose of Wegovy, contact a healthcare professional for personalised advice.
Avoid taking any further doses until you have received guidance. Our healthcare provider can advise on the safest next steps based on your situation.
How long do you take Wegovy for weight loss?
Wegovy injections are taken once weekly and are designed for long-term weight management. There is no fixed treatment duration for everyone, as our healthcare professional will review your weight loss progress, response to treatment and any side effects to determine whether continuing is suitable.
The dose is gradually increased until an appropriate maintenance strength is reached, and treatment may continue beyond 6–12 months when it remains safe and effective. Regular reviews help ensure Wegovy treatment continues to support your goals, as appetite and weight may change after stopping.
How quickly does Wegovy reduce hunger?
The time it takes to notice appetite changes with Wegovy for weight loss varies between individuals. Some people may experience reduced hunger within the first few days or weeks, while stronger appetite control may develop as the dose gradually increases during the Wegovy treatment schedule.
Is it normal to feel hungry on Wegovy?
Experiencing hunger while taking Wegovy for weight loss can happen, particularly when you are starting treatment or before reaching your ongoing dose. Wegovy helps manage appetite and slows digestion, which can support feelings of fullness, but it does not completely stop normal hunger signals. Find out more about hunger on Wegovy in our detailed guide.
The way your body responds to Wegovy treatment can vary, with factors such as your dose, diet, exercise, sleep and stress levels affecting appetite. Maintaining balanced meals, including protein and fibre, staying hydrated and following your prescribed treatment plan can support your progress. Speak with our clinician if ongoing hunger becomes a concern.
How do you know Wegovy is working?
You may notice Wegovy treatment is having an effect through changes such as reduced appetite, fewer cravings, feeling fuller after smaller meals and gradual weight loss. These improvements differ between individuals and may become clearer as your dose is gradually adjusted during treatment.
Results from Wegovy for weight loss are usually achieved over time rather than immediately. Our healthcare provider will monitor your progress by reviewing weight changes, appetite control and your overall response to treatment to ensure your current approach remains appropriate.
What should you do if you lose weight too quickly on Wegovy?
If weight loss is happening faster than expected while using Wegovy for weight loss, ensure you are consuming enough nutritious food and maintaining good hydration. Eating smaller, regular meals may help if your appetite has reduced significantly. Follow your prescribed dose schedule and avoid increasing your strength sooner than advised.
If you have concerns about rapid weight loss, discuss this with our healthcare professional. Additional support may be needed if you experience symptoms such as ongoing vomiting, dizziness, dehydration or severe abdominal pain.
What diet should you follow on Wegovy?
When using Wegovy for weight loss, focus on balanced meals that include protein, wholegrain carbohydrates, fruit and vegetables. Eating smaller portions may be helpful when beginning Wegovy treatment, especially if you experience nausea or digestive discomfort. Limiting foods high in fat and added sugar may also help manage symptoms.
There is no fixed calorie target that applies to everyone taking Wegovy. Your nutritional needs depend on factors such as your age, body composition, activity level and overall health goals. Following a sustainable approach with appropriate calorie intake and professional guidance can support gradual and healthy weight loss.
Why am I not losing weight on Wegovy?
Weight loss results with Wegovy treatment can vary between individuals, and changes may happen gradually rather than immediately. Factors such as your prescribed dose, food choices, activity levels, overall health and your body’s response to semaglutide can all influence your progress.
To support your Wegovy for weight loss journey, consider:
- Eating balanced meals that include protein, vegetables and wholegrain carbohydrates.
- Following a suitable calorie deficit based on your individual needs.
- Drinking enough fluids to maintain hydration.
- Staying active with exercise that fits your lifestyle.
- Choosing healthier sources of fat, such as olive or rapeseed oil, in appropriate amounts.
If you are following your Wegovy injection schedule but are not noticing the progress you expected, speak with our clinician. They can review your treatment, current dose and any other factors that may be affecting your results.
What Is the New Wegovy 7.2mg Dose?
A higher 7.2mg Wegovy dose became available in the UK in January 2026 for certain adults already stable on the maximum 2.4mg maintenance dose. This higher strength may be considered for people who have tolerated treatment well but still require additional weight reduction support or have experienced slower progress over time.
During the initial rollout, the 7.2mg weekly dose may be provided using multiple 2.4mg pens taken together on the same scheduled injection day. A dedicated single-dose 7.2mg pen may become available in the future. You can also read our guide on Wegovy 7.2mg dose explained for more detailed information.
Wegovy is designed as a once-weekly injection. If a dose is missed, the next steps depend on how long treatment has been interrupted and when the last injection was taken. Missing treatment for a longer period may require medical guidance before restarting to help reduce the risk of side effects.
Important Information: Wegovy 7.2mg treatment pack includes four separate pre-filled pens, each intended for a single weekly injection. Patients should use one pen every week for four weeks in accordance with their prescribed treatment plan.
Wegovy vs Mounjaro: Understanding the differences
Wegovy and Mounjaro are both injectable weight management treatments, but they work differently within the body. Wegovy contains semaglutide, while Mounjaro contains tirzepatide, which targets two hormone pathways. The comparison below shows the main differences between these medications.
| Feature | Wegovy | Mounjaro |
|---|---|---|
| Active ingredient | Semaglutide | Tirzepatide |
| Treatment type | GLP-1 receptor agonist | Dual GIP and GLP-1 receptor agonist |
| How often it is taken | Once weekly injection | Once weekly injection |
| Dose range | 0.25 mg to 7.2 mg | 2.5 mg to 15 mg |
| Time to maintenance dose | Usually around 16 weeks | Usually around 20 weeks |
| Average weight loss in clinical studies | Around 21% with the 7.2 mg dose over 72 weeks | Around 22.5% with the 15 mg dose over 72 weeks |
| Manufacturer | Novo Nordisk | Eli Lilly |
Note: Weight loss figures are based on official SmPC data for Wegovy and Mounjaro. Individual results vary depending on lifestyle factors and treatment response.
Choosing between Wegovy and Mounjaro
Both Wegovy and Mounjaro can support weight management when prescribed alongside lifestyle changes. The right option depends on factors such as your medical history, weight loss goals, existing conditions and how you respond to treatment. A clinical assessment helps determine which medication is most appropriate for your needs.
What alternative can you use instead of Wegovy for weight loss?
If Wegovy for weight loss is not the right choice for you, other prescription treatments may be considered, including Mounjaro, Wegovy Pill and Foundayo. Mounjaro contains tirzepatide and is used as a weekly injection, while Wegovy Pill and Foundayo are daily oral options containing semaglutide and orforglipron.
Each treatment has different ingredients, dosing schedules and methods of use. A qualified healthcare provider can review your health history, current medications and weight management needs to help determine which option may be suitable.
How is Wegovy different from other weight loss options?
| Comparison | Wegovy Injection | Mounjaro | Wegovy Pill | Foundayo |
|---|---|---|---|---|
| Active ingredient | Semaglutide | Tirzepatide | Semaglutide | Orforglipron |
| Treatment type | GLP-1 | GIP and GLP-1 | GLP-1 | GLP-1 |
| How it is taken | Weekly injection | Weekly injection | Daily tablet | Daily tablet |
| Starting dose | 0.25 mg | 2.5 mg | 1.5 mg | 0.8 mg |
| Weight loss reported in studies | Up to 20.7% average body weight reduction | Up to 22.5% average body weight reduction | Up to 16.6% average body weight reduction | Up to 12.4% average body weight reduction |
| Prescription required | Yes | Yes | Yes | Yes |
The most appropriate weight loss treatment varies from person to person. Your BMI, medical history, existing medicines and personal circumstances all play a role in choosing a suitable option. If Wegovy treatment is not appropriate, a UK-licensed prescriber can assess whether another available treatment may be suitable for your needs.
Is it possible to switch from Mounjaro to Wegovy?
Some people may be able to switch from Mounjaro to Wegovy following an assessment by a healthcare professional. However, Mounjaro (tirzepatide) and Wegovy (semaglutide) do not have a direct dose conversion, so your new Wegovy dosage will depend on factors such as your current Mounjaro dose, treatment progress, side effects and overall health.
An indicative guide for possible starting doses when changing treatments may include:
| Current Mounjaro dose | Indicative Wegovy dose |
|---|---|
| 2.5 mg | 0.25 mg |
| 5 mg | 0.5 mg |
| 7.5 mg | 0.5 mg |
| 10 mg | 1 mg |
| 12.5 mg | 1 mg |
| 15 mg | 1 mg |
These dose ranges are only a general guide and do not mean that both medicines are equivalent. Our prescriber may recommend a different Wegovy treatment approach based on your individual needs. Any change between Mounjaro and Wegovy should only be made under medical supervision.
Is it possible to switch from Wegovy injection to Wegovy Pill?
Switching from Wegovy injection to Wegovy Pill may be an option for some people after a review with a healthcare professional. Although both treatments contain semaglutide, they are taken differently and follow separate dosing schedules, so there is no direct dose conversion between them. Our prescriber will consider your current dose, progress and any side effects before recommending an appropriate tablet dose.
An indicative guide for possible dose changes may include:
| Current Wegovy injection dose | Indicative Wegovy Pill dose |
|---|---|
| 0.25 mg weekly | 1.5 mg daily |
| 0.5 mg weekly | 4 mg daily |
| 1 mg weekly | 9 mg daily |
| 1.7 mg weekly | 25 mg daily |
| 2.4 mg weekly | 25 mg daily |
| 7.2 mg weekly | 25 mg daily |
These doses should only be used as a general guide and are not equivalent strengths. Your recommended Wegovy Pill dose may be different depending on your medical history, treatment response and individual circumstances. Any switch between Wegovy formulations should only be made with advice from a qualified healthcare professional.
What are the non-medication alternatives to Wegovy?
If Wegovy for weight loss is not suitable or you would prefer to focus on non-medication approaches, lifestyle changes can support your weight management goals. Eating a balanced diet with fibre-rich foods, lean protein, whole grains and sufficient fluids can help improve fullness and support healthy eating habits.
Regular physical activity, including cardiovascular exercise and strength training, can contribute to weight management. Other factors such as mindful eating, quality sleep and stress management may also support long-term progress. In some cases, specialist weight management services may discuss additional options, including bariatric surgery where clinically appropriate.
Is Wegovy available as a tablet?
Yes. The Wegovy Pill is an oral semaglutide treatment taken daily, while Wegovy injection is administered once weekly. Although both contain semaglutide as the active ingredient, they have different ways of being taken and follow separate dosing schedules. A healthcare professional can assess your needs and advise whether the tablet or injection option is more suitable.
Are Mounjaro 2.5 mg and Wegovy 0.25 mg the same?
No, Mounjaro 2.5 mg and Wegovy 0.25 mg are not interchangeable doses. Although both are used as injectable weight management treatments, they contain different active ingredients and work through different pathways. Mounjaro contains tirzepatide, while Wegovy injection contains semaglutide. Learn more about Mounjaro and Wegovy doses in our detailed guide.
If you are thinking about changing from Mounjaro to Wegovy, our healthcare provider will review your current treatment, medical history and individual needs before advising on a suitable dose. Do not change treatments or adjust doses without professional guidance.
Where can I buy Wegovy online UK
You can buy Wegovy online in the UK through a regulated clinic that provides a prescription after a clinical assessment. Before you can buy Wegovy, a licensed healthcare professional must confirm that the treatment is safe and suitable for you. This ensures you receive genuine Wegovy supplied through an authorised UK pharmacy under proper medical supervision.
At Mayfair Weight Loss Clinic, patients can complete a free online consultation form to begin the prescribing process. Once approved, Wegovy is supplied by a registered pharmacy, with dosing guidance and ongoing clinical support available throughout treatment.
Choosing a regulated provider allows you to buy Wegovy online with confidence, knowing your medication is authentic, clinically approved, and supported by qualified prescribers. This approach helps ensure safe access to Wegovy while supporting you throughout your treatment journey.
Cost of Wegovy UK
Wegovy pricing in the UK varies depending on the prescribed dose and treatment stage. At Mayfair Weight Loss Clinic, all prices include regulated prescribing, genuine medication, and full clinical supervision to ensure safe and authentic treatment.
As treatment progresses, the Wegovy injection cost increases gradually in line with higher prescribed doses.
Wegovy cost list
- Wegovy 0.25 mg (4 Weeks): £115.00
- Wegovy 0.5 mg (4 Weeks): £149.00
- Wegovy 1.0 mg (4 Weeks): £169.00
- Wegovy 1.7 mg (4 Weeks): £185.00
- Wegovy 2.4 mg (4 Weeks+): £199.00
- Wegovy 7.2 mg* Wegovy 7.2mg pack contains 4 individual pens, providing one injection per week for 4 weeks. (4 Weeks+): £299.00
This provides a clear overview of pricing at each stage, helping patients understand how costs evolve over time. For optimal results, Wegovy should be combined with a balanced diet and regular exercise. Maintaining physical activity may also help support muscle health during treatment, and you can read more about why resistance training matters while using Wegovy for weight loss in our detailed guide.
Where to get Wegovy prescription online
To receive a Wegovy prescription online, you must first complete a medical consultation with a qualified healthcare professional. The assessment reviews your health information, weight management needs, and suitability for treatment.
If Wegovy is considered appropriate, a prescription can be issued through the correct clinical process, allowing eligible patients to begin treatment with professional guidance and ongoing support.
How to get Wegovy treatment at Mayfair Weight Loss Clinicc
To buy Wegovy online in the UK from Mayfair Weight Loss Clinic, you need to complete a suitability assessment with our clinical team before starting treatment.
- Complete a clinical assessment to confirm eligibility based on BMI, medical history, and treatment suitability.
- A licensed prescriber reviews your information to ensure Wegovy is safe and appropriate for you.
- Once approved, your Wegovy online prescription is issued and dispensed through a registered UK pharmacy.
- Receive clear guidance on dosing, injection use, and safe treatment progression.
- Access ongoing clinical support and monitoring throughout your Wegovy treatment journey.
What to expect after stopping Wegovy?
Wegovy (semaglutide) is not addictive, so stopping treatment does not cause withdrawal symptoms. However, when treatment ends, the medication’s effects on appetite control gradually reduce, which may result in increased hunger and a higher chance of regaining some weight.
Research shows that weight regain can occur after stopping semaglutide treatment. In one study involving Wegovy 2.4 mg, participants regained around two-thirds of their previous weight loss within one year after discontinuing treatment. Continuing healthy habits, including a balanced diet, regular physical activity and sustainable lifestyle changes, can help support long-term weight management after stopping Wegovy.
Does Wegovy come with needles?
In the UK, Wegovy injection is provided as a pre-filled pen designed for self-administration. The required needles may be supplied with your order where appropriate, ensuring you have the correct equipment to use your prescribed dose safely and correctly.
If you are unsure about using your Wegovy pen or need guidance on injection supplies, our healthcare provider can advise you on the correct process.
Are Wegovy needles provided with treatment?
Wegovy injection is supplied as a pre-filled pen, and suitable needles may be available depending on your order requirements. You do not usually need to purchase needles separately. A sharps bin may also be provided or recommended to help you dispose of used needles safely.
Are bubbles in a Wegovy pen normal?
Seeing a small air bubble in your Wegovy pen can be normal and does not usually mean there is a problem with your medication. The pen is designed to deliver the correct amount of medicine when used correctly, and minor bubbles should not impact the effectiveness of your Wegovy injection.
Do not attempt to remove air bubbles by opening, altering or disassembling your pen. If your pen appears damaged, leaks or does not deliver the dose as expected, contact our healthcare provider for advice on the next steps.
Wegovy vs Ozempic: Are they the same?
Wegovy and Ozempic contain the same active ingredient, semaglutide, but they are prescribed for different purposes. Ozempic is primarily used to manage blood sugar levels in individuals with type 2 diabetes, while Wegovy is specifically licensed for weight loss. Although the medication itself is similar, the dosing structure and treatment goals are not the same. You can also read our guide on switching from Ozempic to Wegovy injections safely for more detailed information.
For this reason, these treatments should not be used interchangeably unless advised by a healthcare professional. A prescriber will determine the most suitable option based on your medical history and treatment objectives.
What is the difference between Wegovy and Saxenda?
Wegovy and Saxenda are both injectable weight management medicines, but they contain different active ingredients. Wegovy uses semaglutide and is administered once weekly, while Saxenda contains liraglutide and is taken once daily. The dosing schedules and treatment suitability can vary, so our healthcare provider will recommend the most appropriate option based on your circumstances.
Which weight loss injection is right for me?
There is no universal best weight loss injection because the most suitable option depends on your health, BMI, medical history and individual weight management goals. Wegovy injection may be an option for eligible adults who meet prescribing criteria, including those with a BMI of 30 or above, or 27 or above with weight-related health conditions.
Wegovy treatment is taken once weekly alongside healthy lifestyle changes and should only be started after an assessment by a UK-licensed prescriber. Our healthcare provider can review your circumstances and advise whether this treatment is appropriate for you.
What our customers say
We pride ourselves on great customer service. Here are some comments left by our customers.
Michelle
Very easy and quick consultation process. Weight loss pens arrived the next day.
Mary
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Amy
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FAQs
- Complete the confidential online consultation form
- Provide details about your health history and weight goals
- A licensed prescriber reviews your assessment
- If appropriate, Wegovy or an alternative may be recommended
- Once approved, your prescription is issued
- Your medication is delivered discreetly to your home
Switching from Saxenda to Wegovy should be done under clinical guidance. After your final Saxenda dose, you will usually wait at least 48 hours before starting Wegovy. Treatment typically begins with the 0.25 mg starting dose, followed by gradual dose increases every four weeks to improve tolerability.
To switch from Ozempic to Wegovy, you should do so under the guidance of our prescriber. As both medicines contain semaglutide, you should stop Ozempic before starting Wegovy and must not use them together. Wegovy is usually started at the introductory 0.25 mg dose, allowing your body to adjust gradually and helping reduce the risk of side effects.
Semaglutide is the active ingredient, while Wegovy is the branded weight management medicine containing semaglutide. Wegovy is specifically licensed for weight loss in eligible adults and works by reducing appetite, increasing fullness, and helping regulate blood sugar.
- Ongoing review and support from UK-licensed clinicians
- Online consultations designed to fit around your schedule
- Guidance on nutrition alongside medication use
- Discreet delivery to your home
- Clear pricing with no unexpected costs
- Needles provided at no charge, with sharps bins available if required
While taking Wegovy, it is best to limit fatty or fried foods, sugary meals, spicy dishes, and alcohol. Because Wegovy slows stomach emptying, these foods may worsen nausea, bloating, acid reflux, or other digestive side effects. Smaller, balanced meals are often better tolerated.
No. Most side effects associated with Wegovy, including nausea, diarrhoea, constipation, vomiting, and tiredness, are usually short-lived and tend to settle as treatment continues. Rarely, more serious conditions such as pancreatitis, gallbladder problems, dehydration-related kidney injury, or delayed stomach emptying can occur and should be assessed promptly by a healthcare professional.
If your treatment is approved, Mayfair Weight Loss Clinic offers a complete clinician-led Wegovy service designed to support you throughout treatment.
- Online assessment: Medical review to confirm your suitability.
- Private prescription: Issued by a UK-registered prescriber.
- Medication delivery: Dispensed by a GPhC-registered pharmacy and delivered discreetly.
- Injection supplies: Includes needles and a sharps disposal bin.
- Ongoing support: Regular clinical reviews to monitor progress and manage dose increases safely.
Wegovy injection treatment usually begins with a low starting dose that is gradually increased. This helps your body adjust and may reduce digestive side effects. Our prescriber will choose the most suitable dose schedule based on your health, response and treatment requirements.
No. Weight loss medicine can be prescribed for eligible adults regardless of gender. Suitability for Wegovy treatment depends on factors such as BMI, medical history, existing health conditions and individual needs.
Food noise describes frequent thoughts or urges about food, eating and cravings, even without physical hunger. It may include constantly thinking about meals, snacks or specific foods, which can influence eating choices and daily routines.
The length of Wegovy treatment differs between individuals. Our healthcare professional will monitor your progress, results and response to treatment before deciding whether to continue, adjust or stop your medication.
Yes. Good hydration is important when using GLP-1 medicines, as side effects such as vomiting or diarrhoea may cause fluid loss. Drink fluids regularly and seek advice if symptoms continue or you notice signs of dehydration.
No. Although Wegovy and Ozempic both contain semaglutide, they have different licensed uses. Wegovy for weight loss is used for weight management, while Ozempic is prescribed for type 2 diabetes. Always follow your prescribed treatment plan.
Switching between GLP-1 medicines may be appropriate for some people after a clinical assessment. Our prescriber will review your current medication, dose, side effects and health history before recommending any changes. Do not switch or combine treatments without medical advice.
No. A Wegovy injection pen should not be refilled or reused. Use a new needle for each dose and dispose of the pen and used needles safely according to recommended guidance.
Reviewed By: Dr. John Lekkas
GMC Registration: 7448560
Dr John Lekkas is a GMC registered medical doctor with a specialist PhD, and is a global leading expert in weight loss and aesthetic medicine.
Last reviewed on: 15/10/2026Start free Consultation
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