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Who made viagra
“The companies. 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. And thus, Viagra was born. Jul Returning to work after a month-long Scottish vacation in , pathologist Alexander Fleming made a discovery in a discarded culture dish. apotheke-senioren.de › article › us-viagra-odd-idUSN As the first oral pharmaceutical drug for ED, it. Mar 10, · Pfizer quickly patented sildenafil in and got FDA approval for it in as a drug to treat erectile dysfunction. 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. 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. And thus, Viagra was born. Viagra, Pfizer’s blockbuster erectile dysfunction drug hit the market in In 20 years, it’s become ubiquitous: 62 million men all over the world have bought the drug, according to a. The male impotence drug Viagra may be useful for treating jet lag as well, according to Argentine researchers who gave it to hamsters made. Medicine Safety Toggle menu. Health Literacy Learning to be well; Treatment Choices Learning about. Manufacturing Sites Where medicine is made in the U.S..