Summary
The Red List is the list of precursors and chemicals frequently used in the illicit manufacture of narcotic drugs and psychotropic substances under international control. It contains chemical names, synonyms and trade names known to INCB, as well as chemical abstract service (CAS) numbers and harmonized system (HS) codes for the chemicals listed in Table I and Table II of the 1988 Convention.
For the most up-to-date version, we strongly recommend following the link to the repository on the INCB website.
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Red List, 23rd edition (July 2025)
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Additional information
The PDF available for download here is the 23rd edition, July 2025.
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