Sildenafil (compound UK-92, 480) is a drug used to treat erectile dysfunction and pulmonary arter...

Tadalafil is an inhibitor of the enzyme PDE-5 (phosphodiesterase type 5) - responsible for inacti...

Part of the physiological process of erection includes the parasympathetic nervous system causing...

The approval of Viagra by the FDA, the March 27, 1998, was an innovative trade event for the trea...

Sildenafil is a potent and selective specific inhibitor of phosphodiesterase type 5 (PDE5) which ...

Before initiating any treatment for erectile dysfunction, physicians should consider the conditio...

Vardenafil is the active ingredient and the generic name for Levitra. Levitra is an erectile drug...

Part of the physiological process of erection includes the parasympathetic nervous system causing...

The inhibition of phosphodiesterase type 5 (PDE5) enhances erectile function by increasing the am...

Vardenafil is available on the internet without prescription and generic drug cost is much cheape...

Pfizer, the company producing the main commercial form of sildefanilo, Viagra, won approval by th...

In addition, tadalafil, 40 mg once a day has been approved in the United States in May 2009 for t...