Wirkung is a German word which means fails to affect. Viagra wirkung can happen sometimes as it is not a 100% guaranteed medical remedy for erectile dysfunction. A trial of Viagra is done four times on a patient before prescribing it to any patient. The result of this is noted and then studied by the doctor then only the drug is prescribed to the patient. Sometimes it cannot be as effective for the patient. Many patients face a lot of difficulties in overcoming the problem of erectile dysfunction.

Cause for erectile dysfunction:

Erectile dysfunction caused by spinal injury, or any operations. In case of damage to nerves are damaged. In these cases, Viagra fails in the treatment of erectile dysfunction. Sometimes erectile dysfunction requires special treatment. There can be other reasons for erectile dysfunction. The exact reason can only be determined by consulting a doctor. Once the doctor analyses you, you can easily discover the problem and start the treatment as soon as possible.

The principle on which Viagra works:

The main work of Viagra is to increase blood flow. An increase in blood flow gives a favorable condition for the penis to make it ready for erection. But if the cause for your erectile dysfunction does not depend on the flow of blood, then in this case Viagra can fail.

In case if Viagra fails you can try some other drug with the consultation of a doctor. Erectile dysfunction is a common problem in males. This problem also arises with an increase in age. Mostly impotence is caused by physical reasons there are fewer chances that psychological factors contribute to this problem. But at times psychological factors also trigger erectile dysfunction. Viagra is very helpful in several health issues.

Some men often consider it as a matter of shame. It is not at all a matter of shame. This can be corrected by proper medication and consultation with the doctor. If you have any other prescribed medicine then do not ever take Viagra on your own. Some pharmaceutical drugs have hazardous effects when consumed along with Viagra. Almost all the nitrate drug is used in the treatment of heart problems. If you are taking treatments for blood pressure, then Viagra wirkung can happen in these situations. You should not be allergic to Viagra. It can be a risk to your health if you are taking Viagra without proper consultations.