6% increased on a YoY (year-over-yr) basis. If you loved this article therefore you would like to collect more info regarding viagra generic availability please visit our site. 15% larger on a YoY basis and 1% decrease on a quarter-over-quarter foundation. The primary active part of Nizagara tablets is sildenafil citrate. I exploit the 100-milligram dose of Viagra, and Revatio only comes in 20-milligram tablets so I would must take five tablets to get the identical dose.