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Cagrilintide-semaglutide (CagriSema) versus semaglutide or cagrilintide in people with type 2 diabetes (REIMAGINE 2): a double-blind, randomised, controlled, phase 3 study

Plain-language guide to PMID 42251859 (2026): double-blind randomized controlled trial study of Cagrilintide and Semaglutide.

Key Facts

PMID
42251859
Journal
The lancet. Diabetes & endocrinology
Year
2026
Study type
Randomized Controlled Trial
Authors
Buse JB et al. (11 authors)
DOI
10.1016/S2213-8587(26)00125-7

What This Study Did, in Plain Language

What Was Tested

Researchers studied Cagrilintide and Semaglutide in this randomized controlled trial publication.

The amylin receptor agonist cagrilintide and the GLP-1 receptor agonist semaglutide have complementary effects on glycaemic control and bodyweight.

Who Took Part

The age groups tagged for this paper are adults, middle-aged adults and older adults, both men and women.

How the Study Was Run

In design terms this was a randomized, double-blind, placebo-controlled and parallel-group study.

Random assignment meant chance, not the researchers, decided who got Cagrilintide and who got the comparison, which limits bias.

As a double-blind Cagrilintide study, the assignments were hidden from both participants and investigators until the end.

Some participants received a placebo instead of Cagrilintide, giving a reference point.

Groups ran in parallel: each of the participants stayed in one arm throughout.

REIMAGINE 2 was a randomised, double-blind, placebo-controlled and active-controlled, parallel-group study conducted in 30 countries (trial sites included university hospitals, health-care centres, research centres, and other centres).

This study is registered with ClinicalTrials.gov (NCT06065540) and is complete.

What Was Measured

The subject headings attached to it are Diabetes Mellitus, Type 2, Semaglutide, Glucagon-Like Peptides, Hypoglycemic Agents, Blood Glucose, Glycated Hemoglobin and Drug Combinations.

What This Means in Plain Language

The paper is a randomized, double-blind and placebo-controlled study of Cagrilintide and Semaglutide.

The abstract goes on to report its results in about 9 sentences; this page does not restate them, so read the paper for the findings and their limits.

The publication is from 2026 (The lancet. Diabetes & endocrinology), a journal based in England.

More context: the Cagrilintide compound page and the Semaglutide compound page, all human trials.

Our Notes on the Compounds

Cagrilintide: An investigational long-acting amylin analog; CagriSema combines it with semaglutide.

Semaglutide: The active ingredient in several prescription GLP-1 receptor agonist medicines (Ozempic, Wegovy, oral tablets).

Amylin (Islet Amyloid Polypeptide): A 37-amino-acid hormone released with insulin that slows stomach emptying and signals fullness; pramlintide (Symlin) is a synthetic version.

Related Pages

Source: PubMed record. This explanation is written by PeptideWhiz from the public record. For research and education only. Not medical advice; no dosing information is given.