Malegra is a drug used to treat erectile dysfunction in men. It contains Sildenafil Citrate, a Phosphodiesterase 5 inhibitor. It helps relax the penile muscles and increases blood flow to the penis. Malegra 100mg results in an erection during sexual intercourse. The medicine can be taken at any time of the day. However, it works best if you take it an hour before sexual intercourse. What is...