Fluorometholone from Canada
Fluorometholone is a 6α-methyl-9α-fluoro prednisolone derivative, halogenated adrenal cortical hormone analog used primarily in ophthalmic suspensions for anti-inflammatory effects. Classified under HTS 2937.22.00.00 as chemically defined halogenated steroidal hormone.
Duty Rate — Canada → United States
100%
Rate breakdown
9903.04.60100%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Ophthalmic-grade requires endotoxin <0.5 EU/mg certification
• Declare 6α-methyl stereochemistry critical for classification confirmation
• Light-sensitive; improper packaging leads to degradation and purity disputes