Sildenafil Citrate is also called Viagra when it is sold in pharmacies. It can also have other trade names Revatio, for instance. But no matter what name is has, it works in the same way. This medication is employed for treatment of erectile dysfunction. It can also be used for treatment of pulmonary arterial hypertension. The first company that introduced Sildenafil Citrate was Pfizer. Since it appeared on the market in 1998, it became a bestseller. Men buy Sildenafil Citrate to overcome problems during sexual intercourse.

Sildenafil Citrate can work differently in different men. The dose should be determined by doctor as it is individual. There is no need to take big doses when you want to achieve fast result. You should also know that you will not get erection without stimulation.

Erection is caused by the release of nitric oxide during sexual stimulation. Nitric oxide then activates the process that helps to relax the muscles in the corpus cavernosum and it brings to inflow of blood.

The relaxant effect of Sildenafil is not direct. Still it is able to improve work of nitric oxide and prevent work of PDE5. All this ultimately make the muscles relaxed, improves the blood flow and contributes to enhanced sexual performance.

When you buy Sildenafil Citrate no prescription is generally asked but for better efficacy you should start your treatment under supervision of doctor. If you are in tight circumstances and want to economize then you can purchase Sildenafil Citrate online. This will not be so expensive even if you buy a branded medication.

If it is not that important for you whether medicine has FDA approval or not then we can offer other alternative for you - generic Sildenafil Citrate. It can be found under different trademarks and there is different amount of Sildenafil in different formulas. There are a lot of positive reviews on generics but the price is very alluring therefore more and more people start using them. Cheap Sildenafil Citrate can be found only in online pharmacies. You will hardly be able to find something of the kind offline even when huge discounts are announced.

The brans names of Sildenafil Citrate are Viagra and Revatio. There are a lot of generic formulations that include Sildenafil Citrate. Do not confuse branded medications and generics. There are 25 mg, 50 mg, 100 mg. Viagra pills of blue color. They have a diamond shape. Revatio pills are manufactured in 20 mg. tablets of white color.