Vidalista 40mg is found in as an active ingredient called tadalafil. And this medicine is an effective medicine to cure the problem of erectile dysfunction found in men. Do not take vidalista 40 30 minutes before sexual intercourse. And the effect of this drug lasts for 36 hours. The effect of this drug is called long. So this medicine is known as Weekend Pills. vidalista tablet can be taken with or without food. Do not take this medicine with heavy meals as it reduces the effect of this medicine.