Diazepam USP
Diazepam is a benzodiazepine derivative classified as a heterocyclic compound with nitrogen hetero-atoms, specifically an aromatic fused ring system. It acts primarily on the central nervous system as an anxiolytic, muscle relaxant, and anticonvulsant. This pharmaceutical falls under HTS 2933.99.70.00 as a drug affecting the CNS.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If not primarily CNS-affecting
Benzodiazepines with other primary therapeutic uses classified earlier in 2933.39 for non-CNS drugs
If imported as finished tablets or capsules
Medicaments in dosage form move to Chapter 30, not bulk chemical compounds
If contains additional oxygen hetero-atoms in ring
Nucleic acid derivatives or other heterocyclic with oxygen classified in heading 2934
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Import Tips & Compliance
• Obtain DEA import permit for controlled substances; ensure FDA Drug Master File compliance; verify bulk API purity certificates to avoid misclassification as finished dosage forms
Related Products under HTS 2933.99.70.00
Lorazepam Powder
Lorazepam is a 1,4-benzodiazepine used for anxiety disorders and sedation, featuring a fused heterocyclic nitrogen ring system. As a bulk active pharmaceutical ingredient primarily affecting the CNS, it qualifies under this HTS subheading for aromatic CNS drugs. Imported typically for pharmaceutical formulation.
Clonazepam API
Clonazepam, a nitrobenzodiazepine anticonvulsant, contains fused heterocyclic rings with nitrogen hetero-atoms only. Primarily used for seizure disorders and panic attacks via CNS depression. Bulk powder form for drug manufacturing classified here as aromatic CNS drug.
Alprazolam Bulk Chemical
Alprazolam, a triazolobenzodiazepine for anxiety and panic disorders, features a unique fused heterocyclic system with nitrogen atoms. Acts on GABA receptors in CNS; imported as micronized powder for tablet production under this CNS drug subheading.
Zolpidem Tartrate API
Zolpidem, an imidazopyridine hypnotic, contains non-benzodiazepine heterocyclic nitrogen rings affecting CNS sleep centers. Used for short-term insomnia treatment; bulk tartrate salt form classified as aromatic CNS drug per chapter notes on salts.
Triazolam Micronized Powder
Triazolam, short-acting benzodiazepine for insomnia, features triazolo-fused heterocyclic nitrogen system. CNS depressant imported as micronized API for rapid dissolution in formulations under this tariff provision.
Midazolam Hydrochloride
Midazolam HCl, water-soluble benzodiazepine for sedation and anesthesia, contains imidazobenzodiazepine nitrogen heterocycles. CNS effects via GABA enhancement; hydrochloride salt follows parent base classification.