Men take the medication vidalista 40mg Tablet to treat impotence. Take this medication an hour before sexual activity. Tadalafil, one of the ingredients in this medication, helps men's penis tissues receive more blood flow so they can enjoy sexual activity for longer. This medication can be taken both before and after meals. Alcohol and fatty foods will slow down the medication's effects, so avoid taking them together. As prescribed by your physician, you should take this medication.