Double-Blinded Trial Syrup for Hypertension Study from Mexico
A flavored syrup placebo in single-dose vials for oral administration in double-blinded hypertension drug trials, matching the active comparator's viscosity and color. Classified under HTS 3006.93.60.00 for blinded clinical trial kits in liquid form per Note 6(e).
Duty Rate — Mexico → 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
• Include blinded protocol from IRB-approved trial demonstrating measured doses for oral intake to differentiate from general syrups
• Ensure cold-chain documentation if refrigerated, as customs may inspect for pharmaceutical waste under Note 6(k)
• Avoid retail packaging; use institutional labeling to prevent reclassification as consumer beverage