Antidepressants, tranquilizers and other psychotherapeutic agents
Heterocyclic compounds with nitrogen hetero-atom(s) only: > Compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure: > Other: > Other: > Drugs: > Antidepressants, tranquilizers and other psychotherapeutic agents
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Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Products classified under HTS 2933.39.31.00
Fluoxetine Hydrochloride
Fluoxetine hydrochloride is the active pharmaceutical ingredient in Prozac, a selective serotonin reuptake inhibitor (SSRI) used primarily as an antidepressant. It contains an unfused pyridine ring in its heterocyclic structure, qualifying it for classification under HTS 2933.39.31.00 as a psychotherapeutic agent.
Paroxetine Hydrochloride
Paroxetine HCl, the API in Paxil, is an SSRI antidepressant featuring a piperidine ring (hydrogenated pyridine) in its structure. Classified under HTS 2933.39.31.00 due to its psychotherapeutic antidepressant function and nitrogen heterocyclic composition.
Sertraline Hydrochloride
Sertraline HCl (Zoloft API) is an SSRI antidepressant containing a tetrahydroisoquinoline structure with nitrogen heteroatoms. It falls under HTS 2933.39.31.00 as a psychotherapeutic agent with unfused pyridine-related ring systems.
Escitalopram Oxalate
Escitalopram oxalate, the active ingredient in Lexapro, is the S-enantiomer of citalopram and functions as an SSRI antidepressant. Its diaminobenzofuran structure with piperidine ring places it under HTS 2933.39.31.00 for psychotherapeutic agents.
Venlafaxine Hydrochloride
Venlafaxine HCl (Effexor API) is a serotonin-norepinephrine reuptake inhibitor (SNRI) antidepressant with a phenethylamine structure containing nitrogen heterocycles. Classified in HTS 2933.39.31.00 as a psychotherapeutic antidepressant agent.
Duloxetine Hydrochloride
Duloxetine HCl (Cymbalta API), an SNRI antidepressant, features a naphthalene structure with piperazine heterocyclic ring. Falls under HTS 2933.39.31.00 due to its psychotherapeutic classification and nitrogen heteroatom content.
Buspirone Hydrochloride
Buspirone HCl is an anxiolytic tranquilizer (not benzodiazepine) used for generalized anxiety disorder, containing azaspirodecanedione with piperazine and pyridine-like structures. Classified under HTS 2933.39.31.00 as a psychotherapeutic tranquilizer.
Trazodone Hydrochloride
Trazodone HCl is a serotonin antagonist and reuptake inhibitor used as an antidepressant and sleep aid, featuring a triazolopyridine fused ring system. The unfused pyridine component qualifies it for HTS 2933.39.31.00 psychotherapeutic classification.
Mirtazapine
Mirtazapine (Remeron) is a tetracyclic antidepressant with noradrenergic and specific serotonergic activity, containing piperazine and pyridine rings. Classified under HTS 2933.39.31.00 as a psychotherapeutic antidepressant agent.
Vilazodone Hydrochloride
Vilazodone HCl (Viibryd) is a selective serotonin reuptake inhibitor and 5-HT1A receptor partial agonist antidepressant with indole-piperazine structure containing nitrogen heterocycles. Falls under HTS 2933.39.31.00 for psychotherapeutic use.
Vortioxetine Hydrobromide
Vortioxetine HBr (Trintellix) is a multimodal antidepressant acting on multiple serotonin receptors with a piperazine-aryl structure. The nitrogen heterocyclic composition places it under HTS 2933.39.31.00 as a psychotherapeutic agent.
Desvenlafaxine Succinate
Desvenlafaxine succinate (Pristiq API) is the major active metabolite of venlafaxine, an SNRI antidepressant with phenethylamine structure. Classified under HTS 2933.39.31.00 due to psychotherapeutic antidepressant function.
Bupropion Hydrochloride
Bupropion HCl (Wellbutrin) is an atypical antidepressant and smoking cessation aid with aminoketone structure containing pyridine ring. HTS 2933.39.31.00 classification for psychotherapeutic antidepressant properties.
Atomoxetine Hydrochloride
Atomoxetine HCl (Strattera) is a selective norepinephrine reuptake inhibitor used for ADHD, containing phenoxypropylamine with ether oxygen but classified by psychotherapeutic function. HTS 2933.39.31.00 for pyridine-related psychotherapeutic agents.
Reboxetine Mesylate
Reboxetine mesylate is a selective norepinephrine reuptake inhibitor antidepressant with morpholine ring (hydrogenated pyridine-like oxygen heterocycle). Classified under HTS 2933.39.31.00 as psychotherapeutic agent.