Some fundamental information you need to know about Viagra

What is Viagra?

Viagra is a prescription drug for combating erectile dysfunction. It falls under the sildenafil class of drugs. Drugs of this kind cause an erection by improving the blood flow to the penis during sexual stimulation. Although the drug was meant for treatment of cardiovascular diseases and hypertension, it has ever since been adapted for treating DE after scientists discovered it has the ability to cause erections. In 1998, the FDA approved the drug as a safe treatment for impotence or erectile dysfunction.

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Viagra warnings

If you are on nitrate drugs for heart problems or chest pains, it is strongly advised that you do not take Viagra. In the event that this drugs mix in your body, your body might experience a serious drop in blood pressure which might lead to a feeling of faintness and dizziness, and even a stroke or heart attack in extreme cases. Also, a combination of other drugs like Flomax and terazosin with Viagra can lead to a drop in blood pressure. Additionally, it is important that you are healthy enough to engage in any sexual activities before taking Viagra. It is important to consult your doctor about any heart problems because sex puts your heart under a huge amount of strain.

Side effects

Headaches, abnormal vision, nasal congestions, back pains, rash, dizziness, muscular pain, tenderness, indigestion, flushing face and diarrhea are some of the common side effects of Viagra. Serious side effects of the drug include loss or change of vision, shortness of breath, swelling in the feet, ankles and hands, hearing loss and lightheadedness. You should stop the use of the drug and see your doctor immediately any of these serious side effects manifest on your body. Swelling of the face, tongue, throat or lips, hives and difficulty in breathing are symptoms of an allergic reaction and should be handled seriously by getting immediate medical help. In case your erection lasts more than four hours or it is painful, your tissues might permanently get damaged or impotence could result. In such a situation, seeking medical help is the only remedy.

Viagra dosage

The drug comes in 100 mg, 50 mg and 25mg doses. For ED patients, 50 mg of Viagra should be taken an hour before sex. The drug can be taken up to four hours or 30 minutes in advance. Do not take the drug more than once in a single day. ED patients can increase the dosage up to a maximum of 100mg or lower the dosage to 25mg.

Buying Viagra

For safety, it is important that you get a prescription from your doctor. If that is too much of a bargain, then it is important that you do enough research before you buy Viagra online.

Alexander Pretorius

Medical Practitioner (General Practice) with postgraduate diplomas in Cape Town. My special interest is erectile dysfunction.