Lorazepam API Crystals
High-purity lorazepam active pharmaceutical ingredient in crystalline form, used in antianxiety medications and premedication for anesthesia. Falls under HTS 2933.91.00 as lorazepam (INN), a 1,4-benzodiazepine derivative with the required nitrogen heterocyclic structure. Typically used in 0.5mg, 1mg, and 2mg dosage formulations.
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More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If in measured doses with specific therapeutic indications
Opiate-based antisecretory products sometimes overlap; Chapter 30 takes precedence
If classified by different chemical nomenclature
Alternative heterocyclic classification based on functional group priority
If in research-grade solution with impurities
Chemical preparations not meeting pure compound criteria
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Import Tips & Compliance
• Submit FDA Drug Master File and DMF Letter of Authorization with entry
• Controlled substance import license required; verify quota allocations
• Include stability data showing less than 1% degradation during transport
Related Products under HTS 2933.91.00
Diazepam USP Powder
Pharmaceutical grade diazepam powder, a benzodiazepine used primarily for its anxiolytic, muscle relaxant, and sedative properties. Classified under HTS 2933.91.00 as diazepam (INN), a heterocyclic compound with nitrogen hetero-atoms containing a benzodiazepine ring structure. Supplied as pure API for compounding into tablets, injectables, or capsules.
Clonazepam Micronized Powder
Micronized clonazepam powder for improved bioavailability in antiepileptic and antipanic formulations. Specifically named under HTS 2933.91.00 as clonazepam (INN), featuring the characteristic benzodiazepine fused ring system with nitrogen hetero-atoms. Used in 0.125mg to 2mg oral disintegrating tablets.
Alprazolam Base USP
Triazolobenzodiazepine alprazolam in USP reference standard base form for anxiety disorder treatment. Classified under HTS 2933.91.00 as alprazolam (INN) due to its specific nitrogen heterocyclic structure meeting chapter requirements. Primary API for 0.25mg-2mg immediate release tablets.
Midazolam Hydrochloride Powder
Midazolam HCl salt form for parenteral sedation and anesthesia induction, water-soluble for IV/IM use. HTS 2933.91.00 classification as midazolam (INN) salt, qualifying under chapter note C(1) for organic compound salts. Used in 1mg/mL to 5mg/mL injectable solutions.
Temazepam USP Reference Standard
Certified USP reference standard temazepam for hypnotic treatment of insomnia. Specifically listed under HTS 2933.91.00 as temazepam (INN), a 3-hydroxy benzodiazepine with nitrogen heterocyclic ring system. Used for analytical method validation and quality control.
Oxazepam Micronized API
Micronized oxazepam active ingredient for antianxiety and alcohol withdrawal treatment. Classifies under HTS 2933.91.00 as oxazepam (INN) per specific nomenclature, featuring benzodiazepine-2-one structure. Suitable for 10mg, 15mg, 30mg capsule filling.