CIALIS is the only prescription erectile dysfunction (ED) tablet clinically proven to both go to work fast, in as little as 30 minutes for some men, and work up to 36 hours. With CIALIS, you can be ready when the moment is right.
Cialis is a member of a family of drugs called PDE5 Inhibitors. Cialis is now marketed in approximately 40 countries and is available by prescription in pharmacies on five continents.
Cialis was developed by Icos, a relatively small biotech company located in Washington State, in the United states. Icos has formed a 50/50 joint venture with American Pharmaceutical Giant, Eli Lilly & company. The partnership is called Lilly Icos .
Who Should Not Take Cialis?
You should not take Cialis if you:
* Take any medicines called "nitrates"
* Use recreational drugs called "poppers", like amyl nitrate and butyl nitrate
* Have been told by your healthcare professional to not have sexual activity because of health problems