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History of the development of tadalafil
The Bothell, Washington-based pharmacologic research company ICOS Corporation was started in 1990, and it began the initial cardiovascular testing of a PDE5 inhibitor called IC351 in 1993. Meanwhile, sildenafil citrate (sildenafil) was discovered to cause improved erectile function as a side effect in a trial testing its efficacy for the treatment of angina pectoris in [...]
USA approval for once daily Cialis pill
Eli Lilly’s once-a-day version of its erectile dysfunction (ED) treatment Cialis (tadalafil) has finally got the go ahead from US regulators, six months after approval in the EU.
The approval means the new formulation is now available to men on the other side of the Atlantic, allowing sufferers of ED to attempt sexual activity at any [...]
The History of Cialis
Since the March 27th 1998 FDA approval of the prescription drug Viagra, Pfizer, enjoyed a five plus year monopoly of being the only prescription drug company that could distribute the erectile dysfunction drug Sildenafil Citrate. And as such sold over 1 billion dollars worth of the drug in just the first year of introduction. This [...]
