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Pamaquine Base

Pamaquine (plasmoquine) is an 8-aminoquinoline antimalarial with quinoline ring system, historically significant in malaria treatment. Classifies under HTS 2933.49.26.00 as other quinoline drugs. Rare import for research and reference standards.

Import Duty Rates by Country of Origin

Origin Country	MFN Rate	Ch.99 Surcharges	Total Effective Rate
🇨🇳China	6.5%	—	6.5%
🇲🇽Mexico	6.5%	—	6.5%
🇨🇦Canada	6.5%	—	6.5%
🇩🇪Germany	6.5%	—	6.5%
🇯🇵Japan	6.5%	—	6.5%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

2939Higher: 16.5% vs 6.5%

If vegetable alkaloid classification

Synthetic analogs of natural alkaloids sometimes classified with natural products.

3822Higher: 10% vs 6.5%

If research chemical mixtures

Laboratory diagnostic reagents containing it may shift to prepared mixtures.

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Import Tips & Compliance

• Import under research exemption with IRB approval documentation

• Provide historical monograph references for customs identification

• Limit quantities to laboratory scale to avoid pharmaceutical scrutiny

Related Products under HTS 2933.49.26.00

Quinidine Sulfate

Quinidine sulfate is a cinchona alkaloid derivative containing a quinoline ring system, used primarily as an antiarrhythmic drug for treating heart rhythm disorders. It falls under HTS 2933.49.26.00 as a quinoline-based heterocyclic compound classified as a drug, not elsewhere specified. This pure chemical form is imported for pharmaceutical manufacturing or compounding.

Quinine Hydrochloride

Quinine hydrochloride, derived from cinchona bark, features a quinoline ring and serves as an antimalarial and muscle relaxant. Classified under HTS 2933.49.26.00 as a drug containing quinoline ring system, not further fused. Imported as bulk active pharmaceutical ingredient for tablet production.

Primaquine Phosphate

Primaquine phosphate is a synthetic 8-aminoquinoline antimalarial drug containing the requisite quinoline ring structure. It qualifies for HTS 2933.49.26.00 as a drug under the quinoline/isoquinoline compounds provision. Used in bulk form for global malaria eradication programs.

Mefloquine Hydrochloride

Mefloquine hydrochloride is a 4-quinoline methanol derivative used for malaria prophylaxis, featuring the required quinoline ring system. Falls under HTS 2933.49.26.00 as a specified drug. Bulk API imported for military and travel medicine applications.

Chloroquine Phosphate

Chloroquine phosphate, a 4-aminoquinoline, contains the quinoline ring system and functions as an antimalarial and anti-inflammatory drug. Classified under HTS 2933.49.26.00 as a quinoline drug. Bulk powder imported for hospital compounding pharmacies.

Hydroxychloroquine Sulfate

Hydroxychloroquine sulfate is a 4-aminoquinoline derivative with hydroxy substitution, retaining the quinoline ring structure for antimalarial and autoimmune treatment. HTS 2933.49.26.00 applies as a drug under quinoline compounds. Imported as API for generic drug production.