how long have glp 1 drugs been around The Evolution of GLP-1 Users GLP-1 Drug History: Timeline &
Description
Medicare does not cover weight loss medications, though some Medicare Advantage and Medigap plans do

2025;135(21):e194751

doi: 10.1016/j.cmet.2022.08.003
Retatrutide: A Triple Incretin Receptor Agonist for Obesity Management

This usually resolves as the body adjusts to GLP-1-only activation
