Vardenafil belongs to a class of phosphodiesterase (PDE) inhibitors.It works by releasing nitric oxide to initiate an erection and increase the production of cyclic guanosine monophosphate (cGMP) within erectile tissue to increase penile blood flow. In simple words, it works by relaxing the muscles in your pelvic area and increasing the blood flow to your penis. This helps you in achieving a firm erection and sustaining it for a long time for a better sexual experience. Although sexual stimulation is needed for the medication to work effectively. The effects of Vilitra last up to 4 hours, thus significantly improving the quality of your sex life. Vilitra does not cure ED and you may see the loss of results if you terminate its use abruptly. This is a safe, effective way of managing erectile dysfunction and gaining control of your sex life again.Individuals suffering from heart or liver conditions should consult their doctor before taking Vilitra.Vilitra is exclusively available in 10 mg, 20 mg, 40 mg, 60 mg. Doses will differ from person to person. The dosage might depend on your requirements and medical history. Consult with your doctor for the ideal dose. Do not change your dose without your doctor’s approval.