All About Viagra

A research states that Google lists over 17 million web pages that use the word 'Viagra'. Almost every adult in America knows what it is all about. After the U.S. Food and Drug Administration granted approval for Viagra in 1998, doctors prescribed the drug more than any other medicine in history over a two-year time span. Pfizer Inc., the maker of Viagra claims on its website that nearly 300 million tablets are sold per year. These were some of the interesting facts of this most known and acclaimed drug. Read more about its use, side effects and how to use it in regular basis.

What is Viagra and Erectile Dysfunctions?
Sidenafil citrate sold under the name Viagra is a drug used to treat erectile dysfunction (impotence) and pulmonary arterial hypertension in men (Sidenafil is also sold under other name called Revatio). Erectile Dysfunction (ED) is a medical condition that happens when a man has a problem in getting or maintaining an erection long enough for sex. It happens when not enough blood flows to the penis. It is not the same for all men. Some men complain of not getting an erection at all, while other can get one but its not hard enough for sex and other get a hard erection but lose it before or during the peak time of love making. It is mostly seen in men who have crossed 40.

The right prescription and price range
It is advisable to take Viagra under the prescription of a medical doctor. The dose of Sildenafil is 25 mg to 100 mg which, can be taken once per day between 30 minutes and 4 hours prior to sexual intercourse. It is sold only in three dosages , that is 25, 50, and 100 mg. All the three cost about US per pill. They are diamond shaped pills blue in colour, with the words "Pfizer" on one side, and "VGR xx" on the other hand, where xx stands for "25", "50" or "100", the dose of that pill in milligrams. If you think you have overdosed the prescribed medicine then seek medical attention immediately. Symptoms of a Viagra overdose may include chest pain, nausea, irregular heartbeat, and dizziness.

Revatio is usually taken three times each day, about 4 to 6 hours apart. Store these medications at room temperature away from moisture and heat.

Side Effects of Viagra
Stop using Viagra if you have any of these major side effects

Chest pain or irregular heart beat and even heart attack

Nausea, sweating, general ill feeling;

Swelling in hands ankles or feat

Painful penis erection that lasts 4 hours or longer.

Dizziness

Temporary bluish vision or blurred vision,

Common side effects like the one listed below will not harm your body or lovemaking period. Therefore you can prolong its use

Redness in face, neck, or chest

Stuffy nose

Headache

Stomach Upset

Back pain.

Other Facts

While taking Viagra avoid drinking alcohol as it can increase some of the side effects. Try to even avoid using other medicines to treat impotence, such as alprostadil or yohimbine (Yocon, Yodoxin, others), without consulting your doctor. Doctors advise men with the following health problems not to use Viagra or use it with dosage adjustment or special tests during the treatment.