AVACOPAN treats autoimmune conditions that cause inflammation in the small blood vessels of the body, such as granulomatosis with polyangiitis (GPA) and microscopic polyangiitis (MPA). It works by slowing down an overactive immune system. This decreases inflammation.

Get Tavneos for as low as $17,337.60, which is 9% off the average retail price of $18,981.93 for the most common version, by using a GoodRx coupon.