Weight loss injection – Mounjaro (tirzepatide)

GLP-1 agonist Mounjaro (Tirzepatide), used for weight loss and diabetes management, can affect the effectiveness of oral contraceptives. 

The injection works partly by slowing done how your stomach empties which can affect how well other medication, like contraception pills, are absorbed by your body. Women are advised to use a barrier method of contraception, like condoms, for extra protection.