phentermine and semaglutide The infographic compares 10 commonly discussed weight-loss medicines. Tirzepatide produce the greatest average loss, but they can cause nausea, vomiting, constipation, gallstones and Phentermine vs semaglutide: which weight

May 29 2020;12(6)doi:10.3390/nu12061598

Semaglutide can help you lose weight

Additionally, Tirzepatide can slow down stomach emptying, which may affect how other oral medications are absorbed into your body

Retatrutide has a long half-life estimated at approximately six days based on phase 2 pharmacokinetic data (Jastreboff et al., NEJM 2023) meaning that drug levels rise gradually and remain relatively stable between weekly doses once a steady state is achieved (typically after approximately four to five half-lives, or around four to five weeks of weekly dosing)

There are a couple of wrinkles, though: Both require weekly injections, and they arent always covered by insurance