Viagra is used for treatment of erectile dysfunction (ED). ED is impotence or the inability to get an erection or to maintain an erection. This drug works by increasing blood flow to the penis which results in an erection. This drug was developed by the pharmaceutical company Pfizer and entered the market in 1998 where it became very popular, very quickly

Viagra is a prescription drug that is use is commonly prescribed for men suffering from erectile dysfunction. Erectile dysfunction is refers to impotence or the inability to maintain or sustain an erection. Viagra was developed by the pharmaceutical company Pfizer and was approved for sale by the Federal Drug Administration in 1998. There are other erectile drugs available on the market in addition to Viagra, but Viagra is the one most often prescribed for this medical problem.

Viagra is not a drug that is recommended for use by all men. Men that are taking prescription nitrates should not take Viagra because of dangerous drug interaction. Talking Viagra along with a nitrate drug can cause a sudden and dangerous drop in blood pressure that can result in fainting, heart attack, or stroke.

Men who are currently taking medication for tuberculosis, some types of antibiotics, some types of antidepressants, heart/blood pressure medication, alpha-blockers, or HIV/AIDS medication should not take Viagra due to dangerous side effects. As always, it is important to talk with your doctor about all your medications and nutritional supplements

Viagra has been a revolutionary treatment in erectile dysfunction of men. However even with its great treatment, Viagra can be very expensive and the average person may find that their pockets are strained when trying to purchase Viagra. There are several places in the world today where you can buy Viagra cheap. However you must first decide with the help of your doctor if Viagra is right for you.
Viagra History
Viagra became available in 1998. Viagra history states that it was created by Pfizer as a treatment for angina and other heart conditions. It was later discovered after a study that it caused increased erectile function and in 1998 the FDA approved Viagra for use. Viagra has been advertised thoroughly throughout the United States; even the Senator Bob Dole has been on Viagra commercials. There are many commercials still on today that advertise Viagra and where you can buy Viagra cheap.