Piroxicam Bulk Drug Substance
Piroxicam, an oxicam-class NSAID with benzothiazine heterocyclic nitrogen structure, is classified under HTS 2933.99.55.90 as a CNS-affecting analgesic, antipyretic, and nonhormonal anti-inflammatory agent.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for veterinary analgesic use in dosage form
Veterinary medicaments in Chapter 30 even if chemically identical to human drugs.
If containing organo-sulfur as primary function
Organo-sulfur compounds classified earlier unless heterocyclic dominates.
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Import Tips & Compliance
• Ensure photo-stability data due to light sensitivity of oxicam compounds
• Declare exact CAS number (36322-90-4) on commercial invoice
• Avoid bulk packaging over 25kg drums without proper UN certification
Related Products under HTS 2933.99.55.90
Ibuprofen USP Powder
Ibuprofen is a nonsteroidal anti-inflammatory drug (NSAID) classified under HTS 2933.99.55.90 as an aromatic heterocyclic compound primarily affecting the central nervous system as an analgesic, antipyretic, and anti-inflammatory agent. It contains a nitrogen hetero-atom in its propionic acid derivative structure.
Naproxen Sodium API
Naproxen sodium is an NSAID analgesic and anti-inflammatory agent featuring an aromatic heterocyclic naphthalene structure with nitrogen functionality, classified under HTS 2933.99.55.90. Used primarily for pain relief and fever reduction affecting the central nervous system.
Diclofenac Sodium Bulk Powder
Diclofenac sodium, an NSAID with indole acetic acid structure containing nitrogen hetero-atoms, is classified under HTS 2933.99.55.90 as a CNS-affecting analgesic and anti-inflammatory drug. The aromatic heterocyclic ring determines its Chapter 29 classification.
Ketoprofen Pharmaceutical Grade
Ketoprofen is a propionic acid derivative NSAID with aromatic heterocyclic benzophenone structure containing nitrogen, classified under HTS 2933.99.55.90 for its analgesic, antipyretic, and anti-inflammatory effects on the central nervous system.
Indomethacin Pharmaceutical Powder
Indomethacin, an indole acetic acid NSAID with nitrogen-containing heterocyclic structure, is classified under HTS 2933.99.55.90 as an analgesic and potent anti-inflammatory drug primarily affecting the CNS.
Celecoxib Active Pharmaceutical Ingredient
Celecoxib, a COX-2 selective NSAID with pyrazole heterocyclic ring containing nitrogen hetero-atoms, falls under HTS 2933.99.55.90 as an aromatic drug primarily affecting the CNS as an analgesic and anti-inflammatory agent.