Erectile dysfunction is a sexual condition that occurs in men. Men are unable to keep an erection due to this condition. Cenforce 25 medication should be used to treat this issue. This contains Sildenafil as an active component. This medication is given in various dosages. This medication is administered 30 minutes to an hour before sexual intercourse. Avoid eating big meals while taking this medication. The effects of Cenforce 25 medication last 4 to 5 hours.