Viagra is a drug that is given for impotency problems in men. One of the most effective drugs against erectile deficiency, Viagra is widely prescribed.

How Viagra works

Erection and blood flow is interlinked. Once the blood flow increases in the penile region, the penis gts god erection and the hardness remains for very long time. Viagra acts on the muscles in the penis and helps in the continuous flow of blood.

How Viagra has to be used

Once you have started taking Viagr pills, make sure that you adhere to the doctor’s direction. It is not good to take more than one Viagra pill a day; always take care that you take a viagra pill only after taking a pill 24 hours ago. Never go for larger aount of Viagra as it can only bring in many complications.

Viagra can be taken with food or in empty stomach. The pill has to be taken half an hour before engaging in sexual activity.

Discussing with the doctor

It is always better to use Viagra impotency pills afer consutling the doctor. When contacting the physician on your sex prroblems, better talk with him about all your problemsd related to your health.

It is better to inform the doctor if you have any issues related to the heart, high pressure or low pressure, liver problems, kidney problems, sickle cell anemia, leukemia, multiple myeloma, eye problems or any issues related to the penis.

What to avoid while taking Viagra

Alcohol and grapes should be avoided while using Viagra as they can increase the risk of side effects. When taking Viagra, be carefull of using other drugs. Viagra has to be avoided if you are using any nitrate filled medicines as these drugs have a tendency to lower the pressure, which could lead to stroke or a cardiac arrest.

More information while using Viagra

If you come across any uneasiness (dizziness, nausea, numbness, tingling in jaw, chest or arms) when engaging in sexual activity after using Viagra, better inform the doctor at once as these could lead to major complications.

You should also be cautious of prolonged erections. Once you experience long erections, lasting for more than 4 hours, you have to contact the doctor immediately as such erections can damage the penis.

Viagra is known to decrease the flow of blood into the optic nerve, which may lead to sudden vision loss. However, this condition has only occurred in people who had earlier eye problems or who were diabetic or who had high pressure. It has not yet been proved if Viagra is the real reason for this sudden vision loss.

Viagra Side effects

People using viagra may come across allergic reactions and also certain side effects. Some of the common allergies that can be seen in people include breathing problms, hives and swelling of lips, tongue, mouth and face.

The serious Viagra side effects include sudden vision and hearing loss, ringing in ears, chest pain, sweatig, pain spreading to arms/shoulder, ill feeling, nausea, irregular heartbeat and fainting.

Less serious side effects include redness (face, neck, chest), headache, stuffy nose, memory problems, back pain and stomach upset.