The difference is that the outcomes of Viagra don’t last quite very long (only about four to six hrs). Viagra is usually taken ahead of an predicted sexual action.Mayo Clinic is usually a nonprofit Business and proceeds from World-wide-web advertising assist help our mission. Mayo Clinic isn't going to endorse any of the third party services and

It might be dangerous to choose sildenafil if you also just take medicines identified as nitrates (generally presented for chest pain). The mix might cause a hazardous tumble as part of your blood pressure level. If you're not guaranteed if you take a nitrate, inquire your health care provider or pharmacist.Sildenafil could potentially cause a seri