Why don’t doctors necessarily hand out free Viagra samples anymore? Viagra is now available as a generic, making it more ...

Erectile dysfunction meds, like Viagra and Cialis, can help you get and keep an erection. However, each has different side effects, dosage schedules, and other factors. Here, we look at how they ...

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 ...