cenforce 25 is used to treat impotence and erectile dysfunction in men. This medicine contains an ingredient called sildenafil which helps men to know strong erection during intercourse. Men should take this medicine 30 minutes before intercourse so that you can enjoy intercourse with your partner. You can take this medicine before or after a meal. You can also take this medicine with water but do not break or chew the medicine. The effect of this medicine lasts for 4 to 6 hours. You take this medicine. Do not consume fatty foods or cold drinks with this medicine.