What does Cagrilintide do? Benefits and evidence
An unapproved weekly amylin analogue with weight-loss trials and common stomach symptoms.
Also called: AM833, NNC0174-0833, NN9838, Cagri.
Amylin analogues · Long-acting amylin analogue; amylin and calcitonin receptor agonist.
Cagrilintide copies the fullness hormone amylin. Human trials studied it alone and with semaglutide. It reduced weight, but it has no approved dosing label as of October 18, 2026. Nausea, bowel symptoms and injection-site reactions are common; long-term safety and online-vial quality remain uncertain.
- In a large trial, all five weekly doses tested led to more weight loss than placebo. (Studied in a trial)
- In trials, adding it to semaglutide led to more weight loss than semaglutide alone. (Studied in a trial)
- In a small diabetes trial, blood sugar improved, but this is less proven than its use with semaglutide. (Studied in a trial)
- Some people report less hunger, even at small doses; others report no effect. (Reported by users)
Uses in the sources
Related to Cagrilintide
- CagriSema: An unapproved cagrilintide–semaglutide combination with phase 3 weight-loss and diabetes results.
- Pramlintide: A diabetes medicine that copies a hormone released with insulin; Symlin products are discontinued.
- Semaglutide: A GLP-1 medicine with strong weight, glucose, heart and kidney evidence; dose and formulation matter.
- Tirzepatide: A weekly GIP/GLP-1 injection with strong diabetes and weight-loss evidence and common stomach side effects.
- Retatrutide: An experimental weekly injection with phase 3 weight-loss results.
Sources
- 503B Bulk Drug Substances List, FDA · FDA · 2026
- The Prohibited List, World Anti-Doping Agency · World Anti-Doping Agency · 2026
- Nutritional priorities to support GLP-1 therapy for obesity: a joint Advisory from the American College of Lifestyle Medicine, the American Society for Nutrition, the Obesity Medicine Association, and The Obesity Society., Mozaffarian D et al. · The American journal of clinical nutrition · 2025
- Bulk Drug Substances Used in Compounding Under Section 503A of the FD&C Act
- Chest pain, NHS
- European Medicines Agency decision P/0307/2023 of 4 August 2023 on the granting of a product specific waiver for cagrilintide / semaglutide (EMEA-003059-PIP02-23)
- FDA’s Concerns with Unapproved GLP-1 Drugs Used for Weight Loss, US Food and Drug Administration
- PIP Search Page, MHRA
- SYMLINPEN- pramlintide acetate injection
- Therapeutic Goods (Poisons Standard—October 2026) Instrument 2026
- Understanding your responsibilities when importing, compounding and supplying unapproved peptide products
- Vision loss, NHS
- Cagrilintide-semaglutide (CagriSema) versus semaglutide or cagrilintide in people with type 2 diabetes (REIMAGINE 2): a double-blind, randomised, controlled, phase 3 study., Buse JB et al. · The lancet. Diabetes & endocrinology · 2026
- Efficacy and Safety of Cagrilintide and Cagrisema Versus Semaglutide as Anti-Obesity Medications: A Systematic Review, Meta-Analysis and Meta-Regression., Ahmed M et al. · Diabetes, obesity & metabolism · 2026
- Renal or Hepatic Impairment Does Not Affect Pharmacokinetics, Safety, or Tolerability of Subcutaneous Cagrilintide., Nielsen MJF et al. · Clinical pharmacokinetics · 2026
Sources checked: 2026-10-18.
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