What it is
In a phase 3 trial of 3,127 adults with obesity but not diabetes, once-daily oral orforglipron produced a mean weight change of -11.2% at the top 36 mg dose over 72 weeks, compared with -2.1% for placebo. At that dose 54.6% of patients lost at least 10% of body weight and 18.4% lost at least 20%. Being a non-peptide small molecule, it can be made and taken as a simple pill rather than an injection.
Why it matters
Existing GLP-1 drugs are injectable peptides that are costly and supply-constrained. Orforglipron is the first oral small-molecule GLP-1 agonist to succeed in phase 3, reaching efficacy in the range of injectables while cutting mean body weight by -11.2% at the top dose versus -2.1% on placebo. A daily pill that is cheaper to manufacture could widen access to metabolic therapy dramatically.
Underlined numbers link to their source. Every metric and quoted figure is listed under Sources and data below.
Filed underobesity, GLP-1, metabolic, phase-3, drug
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