Sildenafil
From Wikipedia, a free encyclopedia written in simple English for easy reading.
Sildenafil is a medication for men used to stimulate their sexual organs. It is also called Viagra, Revatio and (in the Indian subcontinent) Caverta. The Revatio is used for pulmonary hypertension. It was patented in 1996 and first made to sell in 1998.
This short article can be made longer. You can help Wikipedia by adding to it.