Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Unified Medical Language System® (UMLS®)

RxNorm Technical Documentation Archive

Previous RxNorm Technical Documentation Releases

Release Year Release Date Version Table of Contents  Documentation
2018 01/02/2018 2018-1 Table of Contents Documentation 
2017 03/06/2017  2017-2 Table of Contents Documentation 
2017 01/03/2017 2017-1 Table of Contents Documentation
2016 12/05/2016 2016-3 Table of Contents Documentation 
2016 08/01/2016 2016-2 Table of Contents Documentation 
2016 01/04/2016 2016-1 Table of Contents Documentation
2015 09/08/2015 2015-2 Table of Contents Documentation
2015 01/05/2015 2015-1 Table of Contents Documentation
2014 12/01/2014 2014-5 Table of Contents Documentation
2014 11/03/2014 2014-4 Table of Contents Documentation
2014 09/02/2014 2014-3 Table of Contents Documentation
2014 04/07/2014 2014-2 Table of Contents Documentation
2014 01/06/2014 2014-1 Table of Contents Documentation
2013 08/05/2013 2013-3 Table of Contents Documentation
2013 04/01/2013 2013-2 Table of Contents Documentation
2013 01/07/2013 2013-1 Table of Contents Documentation
2012 06/04/2012 2012-3 Table of Contents Documentation
2012 04/02/2012 2012-2 Table of Contents Documentation
2012 01/03/2012 2012-1 Table of Contents Documentation
2011 10/03/2011 2011-5 Table of Contents Documentation
2011 07/05/2011 2011-4 Table of Contents Documentation
2011 05/02/2011 2011-3 Table of Contents Documentation
2011 02/07/2011 2011-2 Table of Contents Documentation
2011 01/03/2011 2011-1 Table of Contents Documentation
2010 09/07/2010 2010-4 Table of Contents Documentation
2010 06/07/2010 2010-3 Table of Contents Documentation
2010 05/03/2010 2010-2 Table of Contents Documentation
2010 01/04/2010 2010-1 Table of Contents Documentation
2009  N/A  N/A  N/A Documentation
2008  N/A  N/A  N/A Documentation
2007  N/A  N/A  N/A Documentation
2006  N/A  N/A  N/A Documentation
2005  N/A  N/A  N/A Documentation

Last Reviewed: May 13, 2019