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Mefenorex Hydrochloride from Canada

Mefenorex hydrochloride salt is specifically listed under HTS 2921.46.00.00 as an aromatic monoamine derivative for weight control applications. As a prodrug converting to amphetamine, it remains classified as the pure chemical compound. Chapter 29 note (l)(C)(1) confirms organic salts stay with parent amine heading.

Duty Rate — Canada → United States

100%

Rate breakdown

9903.04.60100%Pharmaceuticals Annex IV: 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

Cross-reference with importing country's controlled substances list (e.g

EU precursors)

Document synthetic route to prove not derived from scheduled precursors illegally

Use GHS labeling for hazardous pharmaceutical chemicals during transport