Vilitra is considered to be a powerful and ideal medicine for the treatment of erectile dysfunction. The active ingredient in this drug is vardenafil to date it is used to treat erectile dysfunction in men. The drug should be taken orally with water one hour before sexual intercourse. Seek the help of a doctor while taking vilitra because you are well aware of the benefits, side effects and how to use this medicine. This medicine can be taken with or without food. The effect of this drug lasts for 4 to 6 hours.