What is Viagra Used For? Get Your Erection Back!

what is viagra

Viagra is the world’s most famous drug for treating erectile dysfunction and impotence.

It covers about 49% of the market of such drugs.

Chemists Pfizer synthesized active ingredient in Viagra – Sildenafil in the laboratory of British city Sandwich.

At first. they thought that the new drug would be useful for the treatment of angina and other diseases associated with the deterioration of blood circulation.
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