Malegra 100 is used to treat erectile dysfunction or impotence. It contains sildenafil citrate ingredient which can help in male erection. This medicine can be used to maintain an erection for the inability to get an erection during sexual intercourse or to maintain an erection for a long time. This drugs can help you gain stamina. For men who cannot erect their penis, this drug is worth their while. This pill is not effective for women. These drugs help your penis achieve the necessary hardness and erection for penetration.