Physicians prefer to prescribe medicines that are effective even under a small strength of its dose. One such drug is Levitra, the future treatment of erectile dysfunction of men. Vardenafil, under the trade name of Levitra, is a potential remedy of male impotence being slightly different in its chemical structure from other such medicine.
The basic functioning mechanism of the medicine is quite similar to that of others i.e. inhibition of cGMP degrading enzyme and dilation of penile blood vessels to cause the filling of corpus cavernosum of penis with blood rapidly to give it an erect posture.