Erectile Dysfunction or impotence is a major trouble that a number of men face. Medicines are being suggested to treat this problem. These medications won’t any way cure the problem. Sildenafil is one of the medications used to treat erectile dysfunction. There are two brands of Sildenafil. One of the brands is Viagra and the other is Revatio 20 mg. Viagra is used to treat erectile dysfunction while the other brand is used to treat pulmonary arterial hypertension. Viagra helps the blood to flow to the sexual organ and thus helps in erection.


Viagra is not supposed to be used along with the nitrate drug that is used to treat chest pain or other heart problems. This is because the nitrate drugs will interact with this medicine and cause reduced blood pressure, stroke, heart attack or dizziness.

The medicine has to be taken only once a day.There should be a gap of 24 hours between the two dozes. The medicine needs to be taken 30 minutes to 1 hour before the sexual activity. Sexual stimulation needs to occur to help Viagra cause sexual erection. It is better to consult a doctor to get the appropriate directions while taking Viagra.

Side effects are possible to occur while using the medication. Some of the side effects will be serious and will require immediate attention and treatment. If allergies occur it is better to stop using the medicine. The common allergic reactions include hives; breathing trouble; swelling of the face, lips, tongue and throat. Other serious side effects include vision and hearing loss, chest pain, nausea, sweating, general ill feeling, swelling of hands, ankles or feet., irregular heart beat, shortness of breath, feeling light headed and fainting, painful erection of penis that may last for four hours or longer. These fatal effects require immediate treatment and are curable. Though side effects are possible to occur, it is not necessary to happen to every one.