imagine what it could do for men who were struggling to stay aroused. After further trials, sildenafil citrate was approved by the Food and Drug Administration (FDA) in 1998 as the active ...

Methods: This randomised, double blind (DB), placebo controlled, flexible dose study with an open label extension (OLE) assessed efficacy, QoL, and safety of sildenafil citrate in men with MS and ED.

Erectile dysfunction (ED) is a common condition, and many people find that it is treatable with Viagra — sometimes called the “little blue pill” — and its generic form, sildenafil.

Erectile dysfunction or impotency affects 18 to 20 million men every year in the United States. However, there has been a great change in treatment since 1998 when the first successful oral form of ...