Clinically Proven
Weight Loss Treatments
in the UK
Compare licensed UK medical weight management solutions including Mounjaro, Wegovy, and oral fat blockers. Access free clinical consultations and safe delivery via GPhC-registered Click Pharmacy.
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Compare Licensed UK Weight Loss Treatments
Explore the 7 medically licensed weight management treatments available via Click Pharmacy. All treatments require an online consultation with a UK prescriber.
Mounjaro
Dual GIP & GLP-1 Receptor Agonist
Mounjaro mimics two natural gut hormones (GIP and GLP-1) to significantly suppress appetite, improve insulin sensitivity, and promote satiety.
- Efficacy: Up to 20.9% average body weight reduction
- Frequency: Once weekly via KwikPen
- Eligibility: BMI ≥ 30 (or ≥ 27 with comorbidity)
Wegovy
GLP-1 Receptor Agonist
Wegovy is the premier MHRA-approved semaglutide injection specifically licensed for chronic weight management. It delays gastric emptying and curbs hunger.
- Efficacy: ~15% average body weight loss in STEP trials
- Frequency: Once weekly via FlexTouch Pen
- Eligibility: BMI ≥ 30 (or ≥ 27 with comorbidity)
Saxenda
Daily GLP-1 Agonist
An established daily GLP-1 injection that allows gentle, fine-tuned dose increments from 0.6mg up to 3.0mg per day to manage tolerance.
- Efficacy: ~8% body weight reduction in SCALE trials
- Frequency: Once daily subcutaneous injection
- Eligibility: BMI ≥ 30 (or ≥ 27 with comorbidity)
Mysimba
Naltrexone HCl & Bupropion HCl
An oral medication combining two active agents targeting the hypothalamus and dopamine reward pathways to suppress cravings and food addiction.
- Efficacy: ~8.1% body weight loss in COR trials
- Frequency: Oral tablets (twice daily at full dose)
- Eligibility: BMI ≥ 30 (or ≥ 27 with risk factors)
Orlistat 120mg
Lipase Enzyme Inhibitor
Generic prescription capsules that block approximately 30% of dietary fat from being digested, expelling unabsorbed fat naturally through the bowel.
- Efficacy: ~5-10% body weight loss with low-fat diet
- Frequency: 1 capsule with each meal containing fat
- Cost: Budget-friendly prescription option
Alli & Xenical
OTC 60mg & Roche Brand 120mg
Alli (60mg) is available over-the-counter for BMI ≥ 28. Xenical (120mg) is the original premium brand orlistat developed by Roche.
- Alli: No doctor prescription required (BMI 28+)
- Xenical: Branded 120mg orlistat by Roche
- Mechanism: Local gastrointestinal fat-blocking
Not Sure Which Weight Loss Treatment You Qualify For?
In the UK, prescription treatments are governed by strict Body Mass Index (BMI) and health risk criteria. Use our free, confidential calculator to see which treatments you qualify for instantly.
How Ordering Through Click Pharmacy Works
A safe, legal, and medically regulated UK online healthcare service.
Select Medication
Choose your prescribed treatment or complete our suitability guide to find the best option for your goals.
Free Consultation
Answer a short medical questionnaire covering your medical history, current weight, and any health conditions.
Prescriber Review
A UK-registered prescriber reviews your assessment to confirm the treatment is clinically safe and appropriate.
Discreet Delivery
Your medication is packaged in temperature-controlled, plain discreet parcels and delivered rapidly to your UK door.
The Complete UK Guide to Medical Weight Loss
Over the past few years, medical weight management in the United Kingdom has undergone a revolutionary shift. With the approval of powerful incretin mimetics like Mounjaro (tirzepatide) and Wegovy (semaglutide) by the Medicines and Healthcare products Regulatory Agency (MHRA) and the National Institute for Health and Care Excellence (NICE), patients struggling with chronic obesity now have evidence-backed, highly effective pharmacological interventions.
Understanding How GLP-1 & GIP Medications Work
Traditionally, weight loss was treated solely through calorie-restricted diets and exercise. While lifestyle and nutrition remain the foundational pillar of long-term health, biological mechanisms often fight against sustained weight loss through hormone-driven hunger signals (ghrelin) and decreased resting metabolic rate.
Modern weight management medications address this physiological imbalance:
- GLP-1 Receptor Agonists (Semaglutide, Liraglutide): GLP-1 is a hormone naturally released in the intestine after eating. It targets receptors in the brain that regulate appetite, slowing gastric emptying and helping you feel full for significantly longer periods.
- Dual GIP / GLP-1 Receptor Agonists (Tirzepatide / Mounjaro): Tirzepatide is the first licensed dual agonist. By stimulating both GIP (glucose-dependent insulinotropic polypeptide) and GLP-1 receptors, it enhances metabolic control, suppresses appetite even more effectively, and has demonstrated weight loss of up to 20.9% in clinical trials.
- Oral Reward & Craving Reducers (Mysimba): For patients who prefer non-injectable options, Mysimba targets hunger centers in the hypothalamus and reward pathways in the mesolimbic dopamine circuit to reduce cravings and emotional binge eating.
- Lipase Inhibitors (Orlistat 120mg, Xenical, Alli 60mg): These medications act locally inside the digestive tract without entering the bloodstream, preventing digestive enzymes from breaking down roughly 25% to 30% of dietary fat.
Who is Eligible Under UK NICE Guidelines?
In the UK, prescription medications for weight management are not intended for cosmetic weight loss. Prescribers at GPhC-registered pharmacies like Click Pharmacy adhere to strict clinical eligibility criteria:
Standard Prescription Eligibility Criteria:
- BMI ≥ 30 kg/m²: Adults with clinical obesity.
- BMI ≥ 27 kg/m² with at least one weight-related condition: Such as hypertension (high blood pressure), dyslipidemia (abnormal cholesterol), obstructive sleep apnea, or pre-diabetes.
- Lower BMI thresholds for South Asian, Chinese, other Asian, Middle Eastern, Black African, or African-Caribbean family backgrounds: In accordance with NICE guidelines, thresholds are reduced by 2.5 kg/m² due to higher cardiometabolic risk at lower BMI levels.
- Alli 60mg: Available over-the-counter for adults with a BMI of 28 kg/m² or above.