Sildenafil or Viagra is a drug that is most commonly used and know for the treatment of erectile dysfunction and other male sexual function problems. The active ingredient in the drug is sildenafil citrate. It is generally used to increase blood flow to the penis to help a man get and sustain his erection to enhance sexual activity. This drug does not protect the users against sexually transmitted disease ( HIV, hepatitis B, gonorrhoea, syphilis). In the treatment of erectile dysfunction, this is taken by mouth and the effects can be seen and felt within an hour of intake. Do not consume more than once daily. A high-calorie diet may delay the effect of the drug. The other condition that the medication is used for is pulmonary arterial hypertension. The side effect of this medication includes a headache, flushing, indigestion, dizziness, blood or cloudy urine, blurry or change in vision, sensitivity to light and painful urination. The consumption of alcohol should be kept to a minimum level as it may trigger side effects such as dizziness, fainting or fatigue. You should consult your doctor before using this drug if you are a heart patient and have undergone heart or bypass surgeries in the past six-months. People suffering from kidney and liver disease must also be careful. If you have fluctuating blood pressure then you are advised to use this drug as it directly interferes with the blood flow.

Information given here is based on the salt and content of the medicine. Effect and uses of medicine may vary from person to person. It is advicable to consult a Sexologist before using this medicine.