Centro de reconocimientos médicos CEPSIM. NºReg. Sanidad CS4548 | CRC Nº M-0027

06 Mar The Serendipitous Story of Sildenafil: An Unexpected Oral Therapy for Erectile Dysfunction – viagra origin

Approved 19 years ago, Pfizer Inc. ’s Viagra ushered in a pharmaceutical and cultural revolution, put the phrase “erectile dysfunction” in the medical mainstream, .Seven of these companies are based in India. Electronic address: dr. The drug that makes Viagra work is now also sold under the name Revatio, for pulmonary arterial hypertension. The serendipitous story of sildenafil: an unexpected oral therapy for erectile dysfunction. Published by Elsevier Inc.How was Viagra discovered? The discovery that active ingredient in Viagra known as sildenafil could le to an erection wasn’t exactly a planned event. The sildenafil . Approved 19 years ago, Pfizer Inc. ’s Viagra ushered in a pharmaceutical and cultural revolution, put the phrase “erectile dysfunction” in the medical mainstream, . Viagra, a little blue pill me by the pharmaceutical company Pfizer Inc., became the first oral medicine approved for male impotence by the U.S. Food and Drug .It added further: «As a matter of policy and sound statutory interpretation, patentees cannot be allowed to ‘game’ the system in this way. These errors can occur as a doctor writes a prescription, as a pharmacist dispenses a drug, when a nurse administers, or when a patient takes medications—if they have two with similar-sounding names, for instance. Teva sued to have the latter patent invalidated, but Pfizer prevailed in an August federal district court case. This happened in , in the case of Losec for heartburn and Lasix a diuretic ; subsequently, Losec was renamed Prilosec. The first document guaranteed sole production and sale of the substance until , while the second gave Pfizer the exclusive use to treating erectile dysfunction with sildenafil until Aim: To review the discovery of sildenafil and its role in changing the field of sexual medicine in the context of the epidemiology and history of treatment for ED. There is a steady demand for snappy new drug names.