When was viagra discovered

Feb 23, 2008 While Viagra has transformed the relationships of millions over the past male impotence was a startling discovery when it was launched in a Jan 20, 2010 Horizon uncovers how drug design owes more to serendipity than careful design and their potential may only be discovered when we take

Mar 27, 2013 Wednesday marks the 15th anniversary of Viagra39s FDA approval in the United States. Viagra currently holds 45 of the sexual dysfunction

Sep 23, 2008 In the year 1991, employees of Pfizer at Sandwich, Kent discovered that In fact Terrett was named in the 1991 patent for the use of Sildenafil Oct 13, 1998 THE DISCOVERY that a simple gas - a pollutant in car exhausts - acts as a key chemical messenger in the body has won this year39s Nobel Sildenafil, sold as Viagra and other trade names, is a medication used to treat It was originally discovered by Pfizer scientists Andrew Bell, David Brown, and

Ten years on: it39s time to count the cost of the Viagra revolution

Mar 24, 2008 Viagra, the first oral treatment for erectile dysfunction was developed accidentally by scientists at Pfizer Laboratories and was greenlighted for The origins of the project that eventually led to the discovery and development of Viagra date from around the mid 1980s. At this time, scientists working at the

The discovery that sildenafil could lead to an erection was an unplanned event. The sildenafil compound was originally developed by Pfizer for the treatment of May 7, 2014 Some of medicine39s most important and most popular treatments were first discovered by accident