Viagra (Generic Viagra name - Sildenafil citrate) is prescribed to treat erectile dysfunction (ED). Viagra relaxes muscles and increases blood flow to particular areas of the body. Sildenafil under the name Viagra is used to treat erectile dysfunction (impotence) in men. Most popular (67% used) and effective ED preparation. The dose of Viagra is 25 mg to 100 mg taken once per day between 30 minutes and 4 hours prior to sexual intercourse.

Generic Viagra are biologically equivalent to Brand Viagra drugs with almost all it's properties in similar compositions, but is normally sold at a comparatively lower price. Generic Viagra contain the same active ingredient at the same strength as the original brand. Generic Viagra is the cost-effective supplement to its branded version.

Generic Viagra SOFT tabs - The difference between the Soft and Regular tabs is in the mechanism and the zone of absorption. The soft tabs dissolve under the tongue and are absorbed directly into the bloodstream instead of going through the stomach, thus you need less time to feel the effect. You can take alcohol or eat fatty foods prior to the sexual intercourse, which is strongly not recommended while taking Regular tabs.

Drug uses - Viagra is used to treat impotence in men. Viagra increases the body's ability to achieve and maintain an erection during sexual stimulation. Viagra does not protect you from getting sexually transmitted diseases, including HIV.

Viagra side effects - Like all medicines, Viagra can cause some side effects. These effects are usually mild to moderate and usually don't last longer than a few hours. Some of these side effects are more likely to occur with higher doses. The most common side effects of Viagra are headache, flushing of the face, and upset stomach. Less common side effects that may occur are temporary changes in color vision (such as trouble telling the difference between blue and green objects or having a blue color tinge to them), eyes being more sensitive to light, or blurred vision. In rare instances, men have reported an erection that lasts many hours. You should call a doctor immediately if you ever have an erection that lasts more than 4 hours. If not treated right away, permanent damage to your penis could occur. Heart attack, stroke, irregular heartbeats, and death have been reported rarely in men taking Viagra. Most, but not all, of these men had heart problems before taking this medicine. It is not possible to determine whether these events were directly related to Viagra.

Additional information - If you experience any of the following serious side effects, stop taking sildenafil and seek emergency medical attention or notify your doctor immediately:

• an allergic reaction (difficulty breathing; closing of the throat; swelling of the lips, tongue, or face; or hives);
• chest pain or an irregular heartbeat;
• swelling of the ankles or legs;
• shortness of breath;
• prolonged or severe dizziness;
• a prolonged (lasting longer than 4 hours) or painful erection; or
• dizziness, nausea, or angina (pain, tightness, discomfort, numbness, or tingling in the chest, arms, neck, or jaw).