Generic Viagra is so powerful, just because of one of the best chemical compound called Sildenafil Citrate present in it. Generic Viagra is one of the best generic drugs available in the market. Most of the ED patients like to consume Generic Viagra for impotence treatment. Generic Viagra is the first and the most effective drug for impotent men. ED patients living in different parts of the world, purchase Generic Viagra as it is a non prescription drug.

However most of the doctors like to advise their patients or prescribe Generic Viagra to their patients, for ED treatment. This drug has the strength of 100mg, which is the standard form of strength of this drug. This drug is consumed before sexual practice, about 20-30 minutes before sexual activity. The power of the medicine is seen within one hour. Nevertheless, the penis erection takes place when impotent men get sexually excited. This drug is not to be consumed daily, but should be done with water only.