Erectile dysfunction is one of the most common health problems in men and is more common with age. Chronic erectile dysfunction affects about 5 percent of men in their 40s, and 15-25 percent of men over 65.
95 percent of cases of erectile dysfunction have received satisfactory treatment. Erectile dysfunction can be treated at any age, and awareness of this fact has grown. Many men have sought relief and returned to normal sexual activity because of successful treatments for erectile dysfunction.
Currently, there are three oral medications for the treatment of erectile dysfunction that have been approved by the FDA (US Food and Drug Administration): sildenafil (Viagra), vardenafil (Levitra), and tadalafil (Cialis). All three function to block the enzyme phosphodiesterase type 5 (PDE-5) and belong to the class of phosphodiesterase (PDE) inhibitors.
Legally, there are only three types of erectile dysfunction drugs that can be circulated, namely with the generic names vardenaf...Read More