Quinine Sulfate Capsules 300mg from China
Capsules containing quinine sulfate 300mg, the canonical antimalarial alkaloid per subheading note 2, for severe falciparum treatment. Put up in measured doses for retail sale under HTS 3004.60.00.00. Also used for nocturnal leg cramps off-label.
Duty Rate — China → United States
100%
Rate breakdown
9903.04.60100%Pharmaceuticals Annex IV: patented pharma articles — 100% floor rate
9903.05.860%Universal product exemption (U.S. note 52(b))
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
• Document cinchona bark equivalence if natural-derived; avoid bulk shipments misclassified as food extracts
• Pitfall: cardiac warning label omissions trigger FDA detention
• Use validated cold chain if required