Malegra 100 is a drug used for treating erectile dysfunction and all the issues that are directly related to it. The medicine is also used for treating sexual dysfunction in men. The composition of this medicine is similar to that of branded blue pill i.e. it consists of 100mg sildenafil citrate as its active pharmaceutical agent. The impotence treating medicine is the best for a person that is unable to attain or maintain a stiffer penile erection for a longer time that is usually needed required experiencing climax while sexual intercourse. Sildenafil Citrate composed medicine is an inhibitor of Phosphodiesterase type5 enzyme, which produces its effects by acting on the corpus cavernosum of the penile and produces a relaxing effect on it.