Antidepressant refers to a type of medication used to treat depression and related conditions.
It tends to cause either insomnia or sleepiness it patients
Other definition:
Antidepressants are mood-elevating drugs.
Other definition:
Antidepressants are drugs used to treat the symptoms of depression, such as sad mood, negative thinking, and disturbances of sleep and appetite; three common types are monoamine oxidase inhibitors, tricyclics, and selective serotonin reuptake inhibitors