Pulmonary hypertension is also known as high blood pressure. It can be aterial, hypoxic, venous, thromboembolic, or miscellaneous, and medicines which treat any of them are collectively known as agents for pulmonary hypertension.
 
 
Recommended Resources
Novel Agents for the Treatment of Pulmonary Arterial Hypertension
Outlines the use of these agents in patients with PAH, prostanoids, endothelin antagonists, and future directions.
http://www.touchrespiratory.com/articles/novel-agents-treatment-pulmonary-arterial-hypertension
Website provides support information for PAH patients and their caregivers.
http://www.pahpathways.com/
Primary Pulmonary Hypertension and Responsiveness to Vasodilator Agents
Details the use of pharmacological agents for the treatment of pulmonary hypertension, clinical information, and a list of other articles which cite this paper.
http://www.circ.ahajournals.org/cgi/content/abstract/80/5/1207
Pfizer's site about dildenafil citrate, brand name Revatio, for patients, caregivers, and health care professionals includes safety information, an explanation of how it works, and details about PAH.
http://www.revatio.com/