This article was reviewed by Craig Primack, MD, FACP, FAAP, FOMA. Once opened, compounded semaglutide typically lasts 28 days in the fridge. Compounded semaglutide, which contains the same active ...

Saxenda is a brand-name subcutaneous injection that doctors often prescribe to help some people lose weight. You should keep opened Saxenda pens in the refrigerator but dispose of them after 30 days.