Like Viagra, Stendra and Levitra, Cialis is highly effective as a treatment for ED. But no medication has a 100 percent success rate, and Cialis is no exception. Even after you take Cialis, you could ...

This article was reviewed by Kelly Brown MD, MBA. If you’ve just started taking Cialis, don’t be alarmed if you feel a little off. Like other medications for the treatment of (ED), Cialis — and its ...