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Topic summary

The CagriSema phase 2 paper and what a fixed combination buys

This is a generated summary. It shows the 9 most-liked posts from a topic of 94, in their original order, with the accepted answer included where one exists. It is a reading aid and it will miss nuance — the full topic is the record.
EF
e.ferreiraTL3Regular8 Mar 2025#17

Cagrisema phase 2 paper looks different depending on whether you are reading the primary literature or the summaries of it, and the difference is not in our favour.

30 likes 17mo
BN
bench_notesTL4 Moderator8 Apr 2025#28

Where I have landed on cagrisema phase 2 paper, having got it wrong once in public: the direction is clear, the magnitude is not, and anyone quoting a precise magnitude has borrowed it from somewhere that did not measure it.

25 likes 16mo
RL
r.lundgrenTL22 May 2025#37
a.zamora, post #23: Confirming post #22 from a second method, which matters more than confirming it from a second person. The question underneath cagrisema phase 2 paper is usually "how would I tell?" rather than "what is true?", and that one has a method attached to it. Write down what you would expect to see under each hypothesis before you collect… Go to post

The phase 3 combination programme is where the clinically interesting numbers will come from. Phase 2 established that the combination does something; the size of it in a larger population is a separate question.

26 likes in reply to #23 15mo
BS
b.solbergTL226 May 2025#47

Adding a note of thanks rather than an opinion. I did not know most of that.

31 likes 14mo
BV
bias_varianceTL4Biostatistician18 Jun 2025#57

On post #53 — agreed on the reasoning, with one qualification.

Worth distinguishing the combination product from the two components bought separately and mixed. Those are different pharmaceutical objects and nothing published about the first applies to the second.

Worth saying I have only my own numbers here, and n is small.

29 likes 13mo
DN
desiccant_notesTL2Member2 Jul 2025#63

Amylin signalling is distinct from GLP-1 signalling. Amylin slows gastric emptying and promotes satiety through a different receptor and different neural pathways. The hypothesis behind combination is two complementary satiety mechanisms with one injection.

29 likes 13mo
GT
g.tanakaTL3Regular15 Jul 2025#69
h.bakker, post #39: Helpful, and easy to find again, which is half of what a good reply is. Go to post

Adding the measurement that post #66 says would settle it.

Cagrilintide alone is discussed less than in combination because the published data is almost entirely from combination trials. The phase 2 combination data was consistent with more effect than either component alone, but phase 2 cannot establish whether that is synergy or simply additivity.

28 likes in reply to #39 12mo
B
BGiordanoTL2Member19 Jul 2025 · edited#71
m.coelho, post #46: Distinguishing three things in the cagrisema phase 2 paper discussion that keep getting used interchangeably: the observation, the proposed mechanism, and the recommendation that gets attached to both. Go to post

Post #67 and I disagree about the size of the effect, not about the direction.

Cagrilintide alone is discussed less than in combination because the published data is almost entirely from combination trials. The phase 2 combination data was consistent with more effect than either component alone, but phase 2 cannot establish whether that is synergy or simply additivity.

A guess, clearly labelled as one.

26 likes in reply to #46 12mo
PW
PharmNotes_WhitfieldTL4Pharmacist10 Aug 2025#81

Second-hand on cagrisema phase 2 paper, so weight it accordingly — someone whose method I trust told me this and I have not verified it myself.

31 likes 12mo

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