Metoprolol Tartrate USP
Metoprolol tartrate is a beta-blocker drug featuring amino-phenol structure with ether and alcohol oxygen functions, imported as the tartrate salt. It qualifies under this HTS as a salt of oxygen-function amino-compound designated as a drug. Used primarily in cardiovascular medications.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as the free base without salt
Amino-alcohol oxygen-function compounds classify in 2922.50, distinguished from phenol derivatives
If for certain heterocyclic beta-blocker intermediates
If ring structure dominates, shifts to Chapter 29 heterocyclic provisions per numerical order rule
If in dosage form with excipients
Medicaments in measured doses move to Chapter 30, excluding bulk APIs
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Import Tips & Compliance
• Submit salt formation details and stability data; verify tartrate salt meets pharmacopeial specs
• Common pitfall: incorrect declaration as base form; use precise chemical name and CAS (37350-58-6)
Related Products under HTS 2922.29.27.00
Paracetamol (Acetaminophen USP)
Paracetamol is a chemically defined organic compound classified as an oxygen-function amino-compound due to its phenol and amide groups, specifically under amino-phenols and their derivatives. It is imported as a bulk pharmaceutical drug for use in pain relief medications. This HTS code applies to its pure form as a drug substance meeting chapter 29 requirements for separate organic compounds.
Lidocaine Hydrochloride USP
Lidocaine HCl is a local anesthetic drug, an amino-phenol ether derivative with hydrochloride salt, fitting chapter notes for salts of oxygen-function amino-compounds. Imported as bulk API for injectable and topical preparations. The 'drugs' specification applies to its pharmaceutical grade.
Procainamide Hydrochloride USP
Procainamide HCl, an antiarrhythmic agent, is classified as a salt of amino-phenol ether-ester compound under this drug-specific subheading. It meets criteria for chemically defined organic compounds with oxygen functions. Bulk imported for cardiac drug formulations.
Chlorpheniramine Maleate USP
This antihistamine drug is a maleate salt of an amino-phenol ether, qualifying as a drug under oxygen-function amino-compounds. Chapter notes confirm salts classify with parent compounds. Used in allergy medications.
Doxylamine Succinate USP
Doxylamine succinate, a sedating antihistamine, features amino-phenol ether structure as succinate salt, imported as pharmaceutical drug API. Fits precise chapter definition for salts of such compounds designated as drugs.
Diphenhydramine Hydrochloride USP
Diphenhydramine HCl is an ethanolamine ether derivative of amino-phenol, HCl salt, used as bulk drug for antihistamine and sleep aids. Chapter 29 notes place salts with parent oxygen-function amino-compounds.