Thioguanine from Germany
Thioguanine (6-TG) is a guanine analog chemotherapy drug containing fused purine heterocycle with sulfur substitution, used for acute myeloid leukemia. Classified HTS 2934.99.4700 as heterocyclic drug per numerical order rule over organo-sulfur heading 2930. Chemically defined active pharmaceutical ingredient.
Duty Rate — Germany → United States
21.3%
Rate breakdown
9903.04.6211.3%Patented pharmaceutical articles that are the product of Japan, of a European Union member country, of South Korea, of Switzerland, or of Liechtenstein as provided for in subdivisions (c) and (f) of U.S. note 40 to this subchapter
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• NCI Investigational Drug Branch clearance if research grade; sulfur odor containment packaging; TPMT genotyping documentation recommended