Men with erectile dysfunction and impotence can be treated with the cenforce 50. An component in this medication called sildenafil helps men achieve a powerful erection during sexual activity. To fully enjoy their sex, men should take this medication half an hour prior to sexual activity. This medication can be used either before or after food. This medication can also be taken with water, but avoid breaking or chewing the tablet. This medication takes four to six hours to take effect. You ingest this medication. Don't take this medication with cold beverages or fatty meals.