Vidalista 40 mg contains Tadalafil which is a Type 5 inhibitor. Unlike Sildenafil the effect of Vidalista 40mg stays for more than 36 hours. Vidalista 40mg needs to be taken one pill as a whole. There are two ways to take Vidalista 40mg. Your doctor may prescribe the medicine to be taken 30 minutes before engaging in sexual intercourse or your doctor may prescribe the medicine to be taken daily 1 pill. You can engage in sexual activity as and when you have urge to do so. It can be taken with a glass of water. You may take medicine before or after food. However the recommendation is to take medicine after a light meal. After food the enzymes in body gets activated and hence the pill dissolves in body faster. You must avoid the medicine with alcohol. It can be dangerous. https://www.genericday.com/vidalista-40-mg.html