Viagra Professional - Advantage of Professional Viagra from usual Viagra is that it works twice longer (6 - 8 hours) and has a stronger effect. Strengthens desire, improves brightness of sexual feelings and increases duration of sexual intercourse.
Viagra Super Active - an innovative formula of drug for treatment of erectile dysfunction. Drug is produced in gelatin capsules that allows to avoid emergence of heartburn or other unpleasant feelings in a stomach. Sildenafil Super Active also has a number of advantages. It is soaked quicker and works longer. The principle of action is identical with ordinary Sildenafil. Each capsule contains about 100 mg of active ingredient. That is quite enough for any man.
Brand Viagra - a drug from Pfizer, with a basic chemical called Sildenafil Citrate, is a first developed pharmaceutical to cure the difficulties with erection. It functions approximately within 4-5 hours, must be taken an hour prior to sex.