There were no subjects treated with Fildena 25 mg who had a standing SBP < 85mmHg. The inhibition of PDE5 in some of these tissues by Cenforce may be the basis for the enhanced platelet antiaggregatory activity of NO observed in vitro, an inhibition of platelet thrombus formation in vivo and peripheral arterial-venous dilatation in vivo. Studies in vitro have shown that Cenforce is selective fo