Cenforce 150 mg tablets contain sildenafil as an active ingredient which increases blood flow in the range and relaxes blood vessels.So this drug helps men to get up longer with their partners.Therefore, men should take this medicine 30 minutes before sexual intercourse. The effect of this medicine lasts for 4-5 hours, so you should not eat heavy food and do not consume alcohol while taking this medicine. It is important to consult your doctor