Tricyclic antidepressant
Medical term · T
A class of medications that relieve depression by interfering with the reuptake of serotonin and norepinephrine by neurons in the brain and spinal cord. At low doses, they are effective as pain medicines.
Related terms
-
NorepinephrineA hormone produced by adrenal glands that puts the body on heightened alert when a threat is perceived (the fight-or-flight response). Also known as noradrenaline.
-
DepressionA common mental health condition, which is characterized by low mood or loss of pleasure or interest in activities for long periods of time.
-
SerotoninA neurotransmitter that helps regulate sleep and appetite, mediate moods, and inhibit pain.
-
Central (brain) fatigueA lack of concentration or alertness as well as a sense of lethargy and loss of motivation; involves the central nervous system.