Viagra capsules - it is a familiar Viagra, produced in the form of capsules that accelerates the beginning of effect of the drug, after swallowing. It is a strong drug for improvement of male sexual activity. It is very popular among people who take it for increase of potentiality. The medicine improves erection. Considerably increases sex duration. It begins to work in 15 minutes after taking and keeps efficiency within the next 6 - 7 hours