Recent Examples of sildenafil from the Web
Drug-maker Pfizer's patent exclusivity on sildenafil is running out.
It was approved by the FDA on this day in 1998, and since then a number of uses have been found for the drug, whose active ingredient is sildenafil.
There have also been cases of hearing loss reported in patients using Revatio (sildenafil) for the treatment of pulmonary arterial hypertension (PAH).
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Origin and Etymology of sildenafil
First Known Use: 1995See Words from the same year
medical Definition of sildenafil
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