causes and treatment of pulmonary hypertension
The following are some known causes of pulmonary hypertension: 1  The diet drug fen-phen.. Although the appetite suppressant fen-phen (dexfenfluramine and phentermine) has been taken off the market, former fen-phen users have a 23-fold increase risk of developing pulmonary hypertension, possibly years later.
Certain heart diseases. Heart diseases, including aortic valve disease, left heart failure, mitral valve disease, and congenital heart disease, can also cause pulmonary hypertension. Thromboembolic disease. A blood clot in a large pulmonary artery can result in the development of pulmonary hypertension.
If you have severe pulmonary hypertension, your doctor may prescribe medications called calcium channel blockers. These medicines lower blood pressure in the lungs and the rest of the body. If calcium channel blockers arenât enough, your doctor may refer you to a specialized treatment center.