Tadliq is part of the PDE5 Inhibitors class and treats Pulmonary Hypertension. PDE5 inhibitors are used to treat erectile dysfunction, pulmonary hypertension, and benign prostatic hyperplasia. They work by relaxing blood vessels, allowing more blood flow to certain parts of the body including the heart. Tadliq is only available as a brand name drug. Get Tadliq for as low as $1,811.69, which is 21% off the average retail price of $2,301.61 for the most common version, by using a GoodRx coupon.