Erectile Dysfunction and Viagra Information
Welcome to the Viagra information web site. You can find all the useful information you would like to know about Erectile Dysfunction (ED) also called Male Impotence, Causes of Erectile Dysfunction, Viagra, How Viagra works, Viagra Side Effects.
Viagra (sildenafil citrate) is a medicine used to treat the physical problem of Erectile Dysfunction (impotence) in men.
It can help a majority of men with Erectile Dysfunction get and keep an erection when they become sexually excited. Simply taking Viagra will not make you have an erection. Unlike previously available drugs, Viagra does not cause erections directly but affects the response to sexual stimulation
Viagra is a product of Pfizer
Viagra® is Pfizer's brand name for sildenafil citrate, which is chemically a selective inhibitor of Cyclic Guanosine Monophosphate - specific PDE5. Since it launch in 1998, Viagra has helped about 16 million men around the world improve their sex lives. Amazingly, 9 tablets are dispensed every second worldwide. It's no wonder more than 600,000 Doctors have chosen the prescription drug Viagra for their patients with ED.
Viagra is a prescription drug that works by increasing blood flow to the penis. It is not a hormone or an aphrodisiac. Once you take it, Viagra can work in as quickly as 30 minutes.
Viagra works for at least 4 hours so you can set your own pace. And, in most patients, Viagra can be taken as often as once a day.
Who should not take Viagra?
One must however remember that Viagra is not for every one. If you use nitrate drugs, often used to control chest pain (also known as angina), don't take Viagra. This combination could cause your blood pressure to drop to an unsafe or life-threatening level. Be sure to ask your Doctor if your heart is healthy enough for sexual activity.

Please remember ...
Viagra is not meant to improve your sex drive, but improve your erections. Genuine Viagra is made in tablet form only and in three strengths, 25mg, 50mg and 100mg. Only take genuine branded Pfizer Viagra, as anything else may be dangerous.


