Tag: what is VIAGRA

VIAGRA – Sildenafil uses, dose and side effects

VIAGRA contains the active substance sildenafil which belongs to a group of medicines called phosphodiesterase type 5 inhibitors (PDE5 inhibitors). It works by making it easier for the blood vessels in your penis to dilate so that blood can flow in when you are sexually stimulated. VIAGRA only facilitates getting an erection if you are sexually stimulated.

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