How does Levitra / Vardenafil HCL work?
Vardenafil HCL treats erectile dysfunction by stopping the effect of the enzyme phosphodiesterase 5, which is responsible erectile dysfunction in men. The FDA has given approval to Cipla to market Levitra, a drug that is based on this effect of Vardenafil HCL. Levitra has been found to work well even at low dosages; this has made it a preferred treatment among men over the age of 50 years. The comparatively low side effects of Levitra have also made it a topic of discussion in news and forums.