Sildenafil works quickly, but it doesn't automatically cause an erection. You still need to be sexually aroused. It's best to take it about one hour before sexual activity. However, it can also be used 30 minutes to 4 hours beforehand. Choose what is most convenient for you.
How long does it take for Sildenafil to work?
Information on the duration for Sildenafil to take effect

Written by Nick
Updated over a week ago