When diet and health modifications have failed to alleviate erectile dysfunction and the patient has tried all forms of the oral medications, the patient must then be counseled on the remaining types of therapies, including the prostaglandin family of medications. These are medications that act locally in the penis to give an erection. This differs from the pill or "Viagra" type of medications that require the central nervous system (i.e., the brain) to tell them to work. This type of...

