Levorphanol Tartrate from China
Levorphanol tartrate is an opioid analgesic and antitussive derived from morphinan structure, containing aromatic amine functionality. It qualifies for HTS 2921.49.43.00 as a drug classified among aromatic monoamine derivatives. Used primarily for pain management and cough suppression.
Duty Rate — China → United States
100%
Rate breakdown
9903.04.6093.5%Pharmaceuticals: patented pharma articles — 100% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Secure DEA import permit for Schedule II controlled substance
• Provide detailed synthesis route and impurity profile per FDA requirements
• Ensure proper cold chain documentation if temperature-controlled