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.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If mixed with excipients as semi-processed
Chemical preparations containing >95% single compound still API, but mixtures may shift.
If classified by carboxylic acid oxygen function
Chapter notes prioritize heterocyclic classification over oxygen function.
If for immune system rather than CNS
Immunological products specifically excluded to Chapter 30.
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Import Tips & Compliance
• Verify EP/USP/JP pharmacopeia compliance with batch certificates
• Use HTS 2933.99.55.90 specifically; generic 'pharmaceuticals' declaration rejected
• Maintain 18-month retest date documentation for shelf-life compliance
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.
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.
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.