Which company invented viagra
And thus, Viagra was born. As the first oral pharmaceutical . 10/03/ · Pfizer quickly patented sildenafil in and got FDA approval for it in as a drug to treat erectile dysfunction. Sildenafil showed promise as an oral treatment for erectile dysfunction (ED) in the early s and was launched by Pfizer as Viagra in Male UltraCore is the #1 Rated premium male enhancement pill for maximum results. Learn the truth about male enhancement and how to achieve optimum results naturally. As the first oral pharmaceutical drug for ED, it. Pfizer quickly patented sildenafil in and got FDA approval for it in as a drug to treat erectile dysfunction. And thus, Viagra was born. And thus, Viagra was born. As the first oral pharmaceutical drug for ED, it. Pfizer quickly patented sildenafil in and got FDA approval for it in as a drug to treat erectile dysfunction. Peter Dunn and Albert Wood (mere chance?), both of whom worked at Pfizer, are credited as the inventors of the wonder drug Viagra (along with their team of pharmacists at Pfizer), though . The pharmacologically active. In , Pfizer settled with Teva Pharmaceuticals to allow the company to market a generic version of Viagra.