There are steps you can take to get the maximum effect from Cialis (tadalafil), a prescription drug used to treat erectile dysfunction (ED). Taking the right dose at the right time matters ...
Viagra (sildenafil) Cialis (tadalafil) Type PDE5 inhibitor PDE5 inhibitor Dosage 25-100 milligrams (mg), but only once every 24 hours 2.5-5 mg daily, or 5-20 mg taken as needed How Fast It Works ...