Suhagra 25 is used to treat male impotence. This drug works to increase blood flow to the penis in men. This drug should be taken about 40-50 minutes before lovemaking. After taking this medicine, the effect of this medicine remains in your body for about 36 days. This drug should not be taken by women and children under 18 years of age. This medicine should be taken only once in 24 hours.