Mounjaro (tirzepatide) is covered by some Medicare and insurance plans, but some pharmacy coupons or cash prices may be lower. Mounjaro (tirzepatide) is used to improve blood sugar control in adults with type 2 diabetes. Mounjaro is a GIP Receptor/GLP-1 Receptor Agonist, which works by lowering blood sugar levels by releasing more insulin into the bloodstream and making the body more sensitive to insulin. It also decreases the amount of glucose made by the liver and slows down digestion. The most common form of Mounjaro is a carton of 4 pens. It's also available in vials. There are currently no generic alternatives for Mounjaro. Get Mounjaro for as low as $995.00, which is 23% off the average retail price of $1,284.46 for the most common version, by using a GoodRx coupon.