Viagra is a medication primarily used to relax the muscles and increase the blood flow in several areas of the body. Its generic name is Sildenafil and it is used mainly by men suffering from erectile dysfunction (ED). There are different brands of Sildenafil in UK, but Viagra, by far, is the most popular in United Kingdom. Its mechanism of action also includes the treatment of pulmonary arterial hypertension and maximize the exercise capacity of both men and women. The drug used to treat pulmonary arterial hypertension is called Revatio. However, if you are already taking Viagra, do not take Revatio simultaneously.
It is important to know the contraindications of taking Viagra as a drug of choice for ED. If you are already allergic to Sildenafil, which is the main ingredient of Viagra, you must not take it. Also, if you are taking drugs for chest pain or heart ailments that contain nitrates, using Viagra is not ideal. Taking this ED medication with drugs containing nitrates may give way for a significant decrease in the blood pressure. Should this problem occurs, make sure to contact your doctor right away.
It is important to seek emergency medical attention from a trained health care provider if you suffer from a painful erection that may last longer than four hours. You must know that a prolonged erection, also known as priapism, can permanently damage your penis.
Before you take Viagra, it is important to tell your doctor if you have other medical conditions. This might affect your ED. Also, there are medications that may only worsen the problem rather than pose benefits for you. Here are the conditions that you have to consider saying to your doctor first prior in taking the medication:
Also, Viagra is known to decrease the flow of the blood going to the optic nerve, which may cause loss of vision. Although this is very seldom affect people, it has taken an effect to a handful of individuals taking Viagra. Most of the people who have been affected by this problem also have a heart disease, elevated blood pressure or diabetes.
If you are taking Viagra, make sure to take it according to your doctor’s prescription. All the directions on the prescription label should be known. Never take this drug in smaller or larger amounts or for longer time than what is recommended. In case you missed a dose, do not take extra medicine. Viagra is used when needed, so you do not have a problem here. When you are taking this medication. Be sure to avoid grapefruit or grapefruit juice as much as possible. It may lead to undesirable side effects.
As much as possible, avoid any of the products containing these to get rid of the side effects of Viagra. If you are drinking alcohol, make sure to cut it while taking the medication. Alcohol may increase the side effects of Viagra.Overall, if you want to make sure if this medication is ideal for you, seek a from your doctor first.