NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 7,990 terms related to cancer and medicine.
- A method used to treat impotence (inability to have an erection). A suppository, in the form of a very small pellet, is inserted through the tip of the penis into the urethra. The suppository contains the drug alprostadil, which increases the flow of blood to the penis and causes an erection. Also called medicated urethral system for erection.