Levitra

The venture reported it will have to conduct more phase 2 human trials to see if Cialis' active ingredient, tadalafil, can treat a common prostate problem.

Fitzpatrick said the Food and Drug Administration wants the company to collect more data on various doses of the drug.

That will probably delay the final phase 3 trial and potential approval of the drug for that use by about a year, Latta said.

ICOS also is testing tadalafil as a treatment for high blood pressure and pulmonary arterial hypertension, a potentially fatal lung disorder.

Reporter Eric Fetters: 425-339-3453 or fetters@heraldnet.com.

Cialis sales Since Cialis first went on sale in some parts of the world in early 2003, the drug has racked up more than $1.5 billion in worldwide sales, according to Bothell-based ICOS.

That gross sales total equals the cost of 10 Boeing 787-8 jetliners, or six 777-300ERs at list prices.

Cialis sales Since Cialis first went on sale in some parts of the world in early 2003, the drug has racked up more than $1.5 billion in worldwide sales, according to Bothell-based ICOS.

That gross sales total equals the cost of 10 Boeing 787-8 jetliners, or six 777-300ERs at list prices.

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