Prednisone Acetate from Canada
Prednisone acetate is the acetate ester form of prednisone, utilized in topical creams and ophthalmic suspensions for its glucocorticoid hormonal activity in reducing inflammation. This product is classified in HTS 2937.29.90.30 as an ester of prednisone, falling within steroidal hormones used primarily as hormones. The esterification enhances skin penetration and stability.
Duty Rate — Canada → 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
• Include ICH stability data in import documentation; ensure GMP manufacturing certification
• Pitfall: bulk esters often scrutinized for veterinary vs human use declarations
• Label precisely as 'acetate ester' to avoid base reclassification