Filagra 100 mg contains the salt termed as sildenafil citrate 100 mg.This medicine is used to treat erectile dysfunction in males. In erectile dysfunction or impotence a man is not able to keep the erectile firm for intercourse.Sildenafil increases the blood flow to the genital organ of the male during sensual stimulation and it expands the cells so it becomes more firm for intercourse.This is not for the use in women and children.Alcohol consumption should be avoided during the consumption of this medicine.You can buy filagra 100 mg at