Vidalista 40 medicine is used for the problem of erectile dysfunction. This medicine contains Tadalafil as an active ingredient. This medicine helps men to increase erection for a long time. Vidalista 40 medicine is taken in different doses. It is important to consult a doctor before taking this medicine. You can take this medicine before or after meals. This medicine is taken 30 minutes before sexual intercourse. The effect of Vidalista 40 medicine is observed for 36 hours.