Today, there is no scientific evidence that this happens, but a related drug in the class, tirzepatide (Mounjaro, Zepbound), carries warnings on its FDA labels that it may reduce the efficacy of oral hormonal contraceptives due to delayed gastric emptying. Patients are advised to switch to a non-oral form of contraception or to add a barrier method, such as condoms
GIPR agonism mediates weight-independent insulin sensitization by tirzepatide in obese mice
In other words, at the end of 88 weeks, those who continued taking tirzepetide had lost on average 60 pounds, and those who went on the placebo maintained a 22-pound weight loss
From there, your prescriber may increase the dose by 2.5 mg increments, no more frequently than every four weeks, up to a maximum of 15 mg weekly
Simultaneously, these agents suppress glucagon secretion from pancreatic alpha cells, further helping to lower blood glucose levels