Malegra 100 mg is one in all the simplest medicines available for treating impotence. The drugs is formed with 100mg Sildenafil. However, lower potencies don't seem to be sometimes enough to treat ED-related problems. Malegra 100 mg tablet may be a phosphodiesterase (PDE-5) inhibitor. It works by growing blood flow to the penis by reducing the muscles in penile blood vessels.