Historical data from the National Drug Code Directory

This dataset contains text file snapshots from the National Drug Code Directory during the years 2000-2018, as available in the Internet Archive (web.archive.org) on April 11, 2018. The files span several database and formatting changes, but together they provide a more comprehensive list of National Drug Codes than are available in the most recent database snapshot (https://www.fda.gov/Drugs/InformationOnDrugs/ucm142438.htm).