Vidalista 40mg is manufactured in India. And this tablet is manufactured by Centurion Laboratory. vidalista 40 belongs to a group of drugs called PDE5 inhibitors. Vidalista you can take once a day and for 18 - 24 months. This tablet is based on your medical condition and when you take this tablet do not take any other medicine to treat edema. Vidalista is safe to take for erectile dysfunction. Do not take this tablet with heavy food as taking this tablet with heavy food reduces the effectiveness.