Core Insights - Pfizer has acquired Metsera for $10 billion, which includes a competitive amylin drug pipeline, highlighting the intense competition in the weight loss drug market [1] - Amylin drugs mimic the action of the pancreatic hormone amylin, differing from GLP-1 drugs, but both aim to suppress appetite and reduce food intake [1] - Amylin receptor has been confirmed as an effective drug target, with amylin mimetics emerging as new therapies for obesity and diabetes [1] Group 1 - Major pharmaceutical companies, including Novo Nordisk, Eli Lilly, AbbVie, and Roche, are developing amylin-targeting weight loss drugs [2] - Eli Lilly's amylin therapy, eloralintide, showed positive results in a mid-stage study, helping obese or overweight patients lose over 20% of their weight in 48 weeks [2] - Novo Nordisk presented data on cagrilintide, showing an average weight loss of approximately 12.5 kg in a phase III trial for non-diabetic obese patients [2] Group 2 - Roche has partnered with Zealand Pharma to develop long-acting amylin drugs [3] - Experts suggest that while direct comparisons between GLP-1 and amylin therapies are not yet possible, they may offer different benefits for various patient populations [3] - Several domestic biopharmaceutical companies are also developing next-generation amylin-targeting weight loss therapies, with Gilead Sciences selecting ASC36 as a clinical candidate [3]