<unk> , sold under the brand name Asendin among others, is a tricyclic antidepressant (TCAs). It is the N-demethylated metabolite of loxapine.<unk>  first received marketing approval in the United States in 1992 (approximately 30 to 40 years after most of the other TCAs were introduced in the United States).
Amoxapine
Sertraline
Loxapine
Aripiprazole
Asenapine
Trimipramine
Mirtazapine
Perlapine