21 May 2013
Keywords: fda, clears, pfizer, revatio, pah, food, drug
Article | 13 June 2005
The US Food and Drug Administration has approved Pfizer's Revatio (sildenafil citrate), which contains the same active ingredient as its ...
Enjoying this article? To continue reading you need to login or subscribe.
Subscriptions are £60 per month, pay as you go.
Find out more details.