Suhagra 100 is a tablet intended to be taken orally, and it is fast-acting and has effects that last about 4 to 6 hours depending on the strength of the dosage. The dosage can be taken with or without food, but the greater the effect, the greater the dose should be. The recommended dosage is 50 to 100 mg daily. If you have low blood pressure, do not take Suhagra too late.