Chilled Cantharides Blister Beetles from Mexico
Chilled whole blister beetles (Cantharis vesicatoria), source of cantharidin used in pharmaceuticals for wart treatments. Classified under HTS 0510.00.40.20 as cantharides, provisionally preserved by chilling for extraction. Historically used in traditional blistering agents.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Include entomological identification to confirm species for APHIS clearance
• Store and ship under strict temperature control to preserve cantharidin content
• Avoid declaring as 'specimens' which could route to Chapter 98 unnecessarily