Vidalista 40 Medicine is adrug that helps men achieve strong erection. This drug is used to treatimpotence and erectile dysfunction. This drug works to increase blood flow tothe penis and increase sexual arousal in men. Take this medicine about 30minutes before intercourse. The effect of this medicine lasts for 36 hours sooveruse of the medicine can harm your body. This medicine should be taken onlyonce in 24 hours. Take this medicine as per doctor's advice.