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Pfizer did what no other pharmaceutical firm can do. viagrabuypurchase.com In a matter of days, countless completely satisfied pairs could not thank Pfizer sufficiently for the magic blue pill called Viagra.

Viagra was the first approved prescription tablet for the therapy of impotence (ED). Pfizer patented Viagra in 1996 and the FDA authorized it in 1998. The unrealized high qualities of Sildenafil citrate were discovered accidentally when among the scientific trials, several of the impotent males attained erection upon consuming Sildenafil – which was till then unsuccessfully utilized to treat angina.

The exploration let loose a revolution in the clinical society, which up until now thought about ED as untreatable by oral pills. The convenience with which people got treated made it an instantaneous hit in every part of the world. The success of Viagra prompted other pharma majors to invest fantastic quantities in additional boosting the ED treatment. Levitra and Cialis have included appeal in the favorable market.