The FDA has approved Viagra's active ingredient to treat pulmonary hypertension, a rare, life-shortening lung disorder that causes high blood pressure in. Viagra is now being used to treat not only erectile dysfunction (ED) but also pulmonary hypertension. And the drug may have potential for treating several… Pulmonary Hypertension: Another Use for Viagra® Kathleen Tong, MD Director, Heart Failure Program Assistant Clinical Professor University of California, Davis Read about sildenafil (Revatio), a treatment for pulmonary hypertension (PH). 1. Vasc Health Risk Manag. 2006;2(4):411-22. Sildenafil in the treatment of pulmonary hypertension. Barnett CF(1), Machado RF. Author information. Original Article. Sildenafil Citrate Therapy for Pulmonary Arterial Hypertension. Nazzareno Galiè, M.D., Hossein A. Ghofrani, M.D., Adam Torbicki, M.D., Robyn J. Sildenafil may be the drug of choice for pulmonary hypertension related to pulmonary fibrosis. Pulmonary hypertension — Comprehensive overview covers symptoms, risk factors and treatment of this lung condition. Pulmonary hypertension, whether primary or resulting from congenital cardiac disease, remains one of the most difficult childhood diseases to treat. The therapy of pulmonary hypertension has evolved rapidly in the last 10 years from the use of non-selective vasodilators to drugs that specifically target pulmonary.