Vidalista 40mg contains an active ingredient called tadalafil and tadalafil relieves smoothing of the blood vessel walls. Tadalafil is also used to improve the symptoms of benign prostatic piperplasia, as well as to improve the exercise ability of people with pulmonary arterial hypertension. The effect of vidalista 40 lasts for 36 hours and this medicine is available in the market at a reasonable price so this tablet has become popular. The drug will be taken under the guidance of a medical professional. Do not take medication if you do not have a specific problem.