Viagra Usage

Viagra is used to treat male sexual dysfunction, better known as erectile dysfunction by increasing the flow of blood to the penis making it stiff and erect and thus aiding in a satisfactory sexual intercourse.

How Should You Use Viagra?

Your doctor will tell you how much of this medicine to use and how often. Do not use more medicine or use it more often than your doctor tells you to.
Sildenafil citrate is for men who have trouble getting and maintaining an erection. It will not make a normal erection last longer or occur more often. This medicine is not for men who have normal sexual function.
You may be told to take one dose of medicine about one hour before you have sex.
It is best to not eat a high-fat meal before using this medicine, because it may take longer for the medicine to work.
This medicine is used when you want to have an erection. You should not use the medicine more often than one time each day.

Here is the statistical data of Viagra usage as reported in the U.S.

Viagra (sildenafil citrate) was approved by the FDA on March 27, 1998.

280,000 U.S. physicians have since prescribed it for more than 6.1 million men.

18 million prescriptions have been written.

140 million tablets have been dispensed.
70% of all prescriptions are now for refills.
93% of the population recognizes the name (compared to 96% brand recognition for 'Coke.')
The overall clinical trials experience to date totals more than 11,000 patient years of exposure.
The concomitant use of organic nitrates remains the major contra-indication.