Gaviscon Extra Strength Antacid Chewable Tablets from Mexico
Gaviscon Extra Strength chewables form a protective raft on stomach contents using alginic acid, sodium bicarbonate, and calcium carbonate to prevent acid reflux. Retail-packaged in measured doses, classified as antacids under HTS 3004.90.92.53.
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
9903.05.900%Articles of aluminum, of steel or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; patented pharmaceutical articles; and semiconductor articles, as provided in subdivision (f) of U.S. note 52 to this subchapter
Import Tips
• Document alginic acid source (seaweed extract) with certificates to confirm non-GMO status if required
• Validate raft-forming efficacy through dissolution testing for regulatory approval
• Avoid bulk import without retail packing to maintain medicament classification