In general, the longer-acting GLP-1 agonists which are injected weekly, such as semaglutide (Ozempic, Wegovy) and tirzepatide (Mounjaro), are associated with greater weight loss than the shorter-acting GLP-1 agonists such as liraglutide (Saxenda)
References Inzucchi SE, Bergenstal RM, Buse JB, et al
After taking individual risk factors into account, the risk for non-live birth was 29.7% with medication continuation versus 27.1% with non-continuation, a difference that was not deemed statistically significant
Women and older adults with obesity may also lose more muscle mass than other groups
Within three days, the company saw its share price plunge 27% after delivering disappointing 2026 guidance, only to be blindsided a day later by telehealth platform HIMS launching a $49 Wegovy pill copy. For a brief moment, it looked as if regulatory arbitrage might permanently erode one of the most valuable moats in global pharma