Like Viagra, Stendra, and Levitra, Cialis (the brand name of the active ingredient tadalafil) is highly effective as a treatment for (ED). But no medication has a 100 percent success rate, and Cialis ...
This article was reviewed by Martin Miner, MD. Cialis, which contains the active ingredient tadalafil, is one of the most popular medications for ED. It belongs to a class of drugs known as ...