Cenforce 50 is the only prescription drug that should not be used without a doctor's permission. The active ingredient in this Cenforce tablet is sildenafil citrate. Which is used in the treatment of erectile dysfunction and has been proven. That you can use this Senforce tablet to reduce the discomfort of swelling Would. This medicine should be taken 30 minutes before sexual intercourse.It is important to consult your doctor when taking this medicine which lasts for 24 hours.