Viagra is also known as Sildenafil citrate and sold under variety of trade names. It is generally used in the treatment of erectile dysfunction (impotence) in men. Also it is used PAH (Pulmonary Arterial Hypertension). Viagra pills relax muscles and increase blood flow to particular parts of someone’s body. There is another brand of sildenafil and known as Revatio which is used to improve and increase exercise capacity in both men and as well as in women. It acts by inhibiting cGMP, which is an enzyme that invokes degradation of cGMP and it regulates and increase the blood flow in the penis. Viagra can also be used for many other purposes too.
Medical uses of Viagra are such as in Altitude Sickness, Sexual Dysfunction, and Pulmonary Hypertension etc. and Non Medical uses are such as in sport and other recreational uses.
The major use of Viagra or sildenafil is in the treatment of sexual dysfunction or say in ereculation dysfunction, which is known as an inability to get a satisfactory erection to complete the intercourse. It has been proven that Viagra improve the sexual function in men in the situation of sexual dysfunction and improve sexual function in female on antidepressants too.
Viagra is also useful in the treatment of Pulmonary Arterial Hypertension (PAH). Viagra relaxes the arterial wall and then it decreases the pressure and resistance of Pulmonary Arterial.
Viagra or sildenafil is also used to improve and in the treatment of high altitude pulmonary edema. Altitude sickness is generally suffered by mountain climbers.
It is good to take Viagra doses exactly as prescribed by the doctor. It is only being taken only when needed and 30 minute to one hour before sexual activity too. Erection will not happen just by taking a pill of Viagra but only when a sexual erection occurs. Always store it at room temperature and away from moisture and as well as from heat.
It is generally advised that if you are taking any kind of nitrate drug for heart problem or for chest pain. Taking medicines that have nitrate contents and Viagra both at the same time may cause a serious decrease in human blood pressure. If you are feeling pain, tingling your chest, jaw or neck during sexual activity then go to your doctor as soon as possible. It may be because of a serious side effect of Viagra. It is also advised not to take Viagra more than once a day and normally allow 24 hours full gap between two consecutive doses. Always contact a doctor if your erection is not normal and painful or lasts longer than three to four hour. Viagra can also decrease the normal flow of blood to optic nerve of the eye and cause a vision loss too and it happens to a very rare number of peoples. Other side effects of Viagra are: diabetes, high blood pressure, eye problems, heart dieses, and high cholesterol etc.
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