Sildenafil is a rockstar pill when it comes to managing ED, and it isn’t just because it was the very first on the scene. Approved for use back in 1998, this medication — otherwise known as the active ...

Viagra inhibits PDE5 and acts as a vasodilator (something that dilates blood vessels and increases blood flow). A single tablet of sildenafil can do that — typically, one dose is all that’s required ...

This story was reviewed by Mike Bohl, MD. In the ‘80s, researchers set out to test a medication called sildenafil citrate for ...