Voranigo is part of the IDH1 Inhibitors class and treats Brain Tumor. IDH1 inhibitors are used for the treatment of leukemia. They work by inhibiting the production of certain acids in your body that can affect white blood cells. Voranigo is only available as a brand name drug. Get Voranigo for as low as $39,724.49, which is 9% off the average retail price of $43,487.29 for the most common version, by using a GoodRx coupon.