In those patients already taking an optimized dose of PDE5 inhibitor, alpha-blocker therapy should be initiated at the lowest dose. There is no clinical evidence of any additive prolongation of the bleeding time when vardenafil is administered with aspirin. Apart from the obvious use in treating erectile dysfunction, Levitra can also be used in treating premature ejaculation so even men who can get an erection but can not control their ejaculation fully will find this drug very useful. Counseling of patients about protective measures necessary to guard against sexually transmitted diseases, including the Human Immunodeficiency Virus HIV , should be considered. What it all comes down to in the end is hard fact.Generic Name: Vardenafil Reviewed: March 21, Vardenafil is used in adult men to treat erectile dysfunction (impotence). Vardenafil may also be used for purposes not listed in this medication. Levitra is a medication used to treat erectile dysfunction in men. Our page provides detailed information on how Levitra works, its dosage, potential side effects, and precautions to take before using it. Whether you’re a first-time user or looking to switch to a new medication, our comprehensive guide can help you make an informed decision about using Levitra. Levitra takes about 30 minutes to start working and the effects last a little longer than Viagra, about 5 hours. Staxyn dissolves in your mouth. It contains the same active ingredient as Levitra.