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How it all began
April 03, 2008
They were working with Sildenafil, the active drug in Viagra, as a cardiovascular medicine and for capacity to lower blood pressure. Sildenafil was synthesized by a group of working at Pfizer's research unit at Sandwich in Kent (United Kingdom)
Between 1986 and 1990, hundreds of drug molecules were tested in the laboratory. But the most promising molecule turned out to be UK-92,480. From the results, it seemed that this molecule was best suited to treat heart disorder.
The medicine was later called Sildenafil and finally renamed Viagra (Sildenafil citrate).
Image: Shoppers in Madrid look at a window display in a chocolate shop on St Valentines Day. A big pharmacy chains is planning to begin a trial selling Viagra as an over-the-counter drug on Valentine's Day. | Photograph: Philippe Desmazes/AFP/Getty Images
Also read: 10 things to know about Jaguar-Land Rover
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