GLPwatch

Bydureon vs Rybelsus

Drug comparison

Last updated 2026-05-28 15:46 UTC

Bydureon (exenatide by AstraZeneca) is a once-weekly injection for type 2 diabetes, while Rybelsus (semaglutide by Novo Nordisk) is a daily pill for the same condition. The main differences are how they’re taken—Bydureon is a shot under the skin, and Rybelsus is a tablet swallowed by mouth—and their active ingredients, exenatide versus semaglutide.

AI summary of the sources below.

Bydureon Rybelsus
Active ingredientexenatidesemaglutide
Manufacturerastrazenecanovo-nordisk
Routesubcutaneous injectionoral
FDA-approved fortype 2 diabetestype 2 diabetes
Label updated2026-01-30

Compare full details on the Bydureon and Rybelsus pages.