LITTLE KNOWN FACTS ABOUT VIAGRA.

Effects of Other Prescription drugs on VIAGRA Sildenafil metabolism is principally mediated by CYP3A4 (big route) and CYP2C9 (minimal route). For that reason, inhibitors of these isoenzymes might minimize sildenafil clearance and inducers of these isoenzymes might improve sildenafil clearance.Viagra isn’t approved for use in females.* It’s not