Medications

Pfizer says not part of failed Dutch pregnancy trial

Pfizer Thursday insisted its anti-impotency Viagra drug was not used in a Dutch study seeking to help pregnant women whose babies were not growing properly, halted after 11 infants died.

Obstetrics & gynaecology

Dutch halt Viagra in pregnancy trial after 11 babies die

Dutch doctors and scientists have halted a ground-breaking study into using Viagra to help pregnant women whose babies were not growing properly in the womb after 11 infants died.

Medications

Viagra turns 20: chronicle of a global success

Launched in the United States 20 years ago, Viagra has sold in the billions and become an unexpected source of revenue for its maker Pfizer, as well as copycats worldwide.

Medications

Viagra rising: how the little blue pill revolutionized sex

Twenty years ago, a little blue pill called Viagra unleashed a cultural shift in America, making sex possible again for millions of older men and bringing the once-taboo topic of impotence into daily conversation.

Medications

Good news, guys: Viagra prices start to tumble today

(HealthDay)—In news that will delight men who've had difficulties in the bedroom, two generic versions of the erectile dysfunction drug Viagra are scheduled to hit the market Monday.

Medications

Viagra goes generic: Pfizer to launch own little white pill

The little blue pill that's helped millions of men in the bedroom is turning white. Drugmaker Pfizer is launching its own cheaper generic version of Viagra rather than lose most sales when the impotence pill gets its first ...

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Sildenafil

Sildenafil citrate, sold as Viagra, Revatio and under various other trade names, is a drug used to treat erectile dysfunction and pulmonary arterial hypertension (PAH). It was developed and is being marketed by the pharmaceutical company Pfizer. It acts by inhibiting cGMP specific phosphodiesterase type 5, an enzyme that regulates blood flow in the penis. Since becoming available in 1998, sildenafil has been the prime treatment for erectile dysfunction; its primary competitors on the market are tadalafil (Cialis) and vardenafil (Levitra). It is frequently called the 'blue pill'.

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