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Sulfamethoxydiazine from Canada

Sulfamethoxydiazine offers extended action for chronic infections with good tissue penetration. HTS 2935.90.4800 as sulfonamide anti-infective per Chapter 29(a). Used in nocardiosis and toxoplasmosis.

Duty Rate — Canada → United States

16.5%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada

Import Tips

Tissue distribution studies support deep infection claims

Low protein binding documentation aids dosing calculations

Photostability testing for diazine light sensitivity