Cagrilintide and CagriSema: the amylin approach to weight loss.

Cagrilintide works on a different fullness hormone from Ozempic and Mounjaro. Combined with semaglutide, it produced some of the largest weight losses seen in trials.

What it is

Cagrilintide is a long-acting version of amylin, a hormone released by the pancreas alongside insulin after meals. Amylin signals fullness to the brain, slows stomach emptying and dampens glucagon. It acts on different receptors from GLP-1 medicines, which is why the two are being combined.

Trial results

REDEFINE 1 (68 weeks, no diabetes)Average weight loss
CagriSema (cagrilintide + semaglutide)22.7%
Semaglutide 2.4 mg alone16.1%
Cagrilintide 2.4 mg alone11.8%
Placebo2.3%

In REDEFINE 2, in people with type 2 diabetes, CagriSema produced 15.7% average weight loss, compared with 3.1% on placebo.

Side effects

Mostly stomach-related, similar to GLP-1 medicines: nausea, constipation, diarrhoea and vomiting, mainly during dose increases. Cagrilintide alone appears to cause less nausea than full-dose GLP-1 medicines.

Approval status

  • Novo Nordisk submitted CagriSema to the US FDA in December 2025. A decision is expected in 2026.
  • As of October 2026, neither cagrilintide nor CagriSema is approved by the FDA or by Kenya's Pharmacy and Poisons Board.
  • Products sold as "cagrilintide" outside approved channels are not regulated medicines, and their content cannot be guaranteed.

Talk it through with a doctor

Whether any of these medicines is right for you depends on your health, your history and your goals. The first phone consultation is free, and there is no obligation.

Book a free consultation

Sources

  1. Drugs.com: CagriSema approval status and REDEFINE trial results

Common questions

How much weight do people lose on CagriSema?

In the REDEFINE 1 trial, people without diabetes lost an average of 22.7% of body weight over 68 weeks on CagriSema.

Is cagrilintide approved?

No. As of October 2026, cagrilintide and CagriSema are not approved by the US FDA or Kenya's Pharmacy and Poisons Board. CagriSema is under FDA review.

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