Vidalista 40 Tabletisused to treat erectile dysfunction in men. This drug is a very effectivemedicine for impotence. This medicine contains an ingredient called tadafilwhich helps men to know strong erection during intercourse. Take this medicine30 minutes before intercourse. You can also take this medicine before or aftera meal. Take this medicine with water. The effect of this medicine lasts for 36hours so you should not take this medicine frequently. Take this medicine asadvised by your doctor.