What is the X in X-mas?
imipramine i·mip·ra·mine (ĭ-mĭp'rə-mēn')
A tricyclic compound used to treat depression and enuresis.
synthetic drug used in the treatment of depression and enuresis (bed-wetting). Introduced into medicine in the 1960s, imipramine was the first tricyclic antidepressant, a class named for its three-ring molecular structure. Imipramine inhibits reuptake of the neurotransmitters norepinephrine and serotonin in the brain. It is usually administered orally but may be given by intramuscular injection. The drug has a wide variety of side effects, which include dryness of the mouth, blurred vision, constipation, difficulty in passing urine, and cardiovascular abnormalities