Friday, April 19, 2013

Which Online Drug Stores Sell Viagra?

The famous drug Viagra with the chemical name Sildenafil Citrate is sometimes sold to cure erectile dysfunction and pulmonary arterial high blood pressure (PAH). It was initially created as a medication to treat only heart patients by the great English scientists but was introduced in the market by an American drug corporation Pfizer. This drug works by restraining an enzyme that supports the degradation of a particular type of phosphodiesterase that controls the flow of blood in the male sex

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