Viagra

Viagra (sildenafil citrate) is the first erectile dysfunction (ED) treatment drug which was approved by FDA. Viagra went in the market in 1998 and since then it has become the Pioneer among the ED treatment drugs. Viagra works for most men regardless of their age, starts to work quickly (45 minutes) and lasts up to four long hours. To check whether it’s Brand or generic look for the manufacturer while you buy VIAGRA BRAND ONLINE, Viagra Brand is manufactured by Pfizer.