The Adverse Event Reporting System (AERS): Older Quarterly Data Files
The files listed on this page contain raw data extracted from the AERS database for the indicated time ranges and are not cumulative. The files, which are available in ASCII or SGML formats, include:
- demographic and administrative information and the initial report image ID number (if available);
- drug information from the case reports;
- reaction information from the reports;
- patient outcome information from the reports;
- information on the source of the reports;
- a "README" file containing a description of the files.
For assistance, please email the FDA/CDER Office of Surveillance and Epidemiology, Division of Medication Errors and Technical Support: cderosetracking@fda.hhs.gov.
Older data in the same format can be purchased from NTIS. Type the string "AERS" in the search box of the NTIS website for more information.
Click on a link below to begin downloading.
Legacy AERS Data Files 2012
The files for the 3rd quarter of 2012 contain data only for July 1, 2012 - August 27, 2012.
July 2011 to September 2012
- AERS_ASCII_2012q3.zip (ZIP - 15.3MB)
- AERS_SGML_2012q3.ZIP (ZIP - 18.6MB)
April 2011 to June 2011
- AERS_ASCII_2012q2.ZIP (ZIP - 24.7MB)
- AERS_SGML_2012q2.ZIP (ZIP - 29.5MB)
January 2011 to March 2012
- AERS_ASCII_2012q1.ZIP (ZIP - 25.4MB)
- AERS_SGML_2012q1.ZIP (ZIP - 30.1MB)
2004-2011 Quarterly Data Files
October 2011 to December 2012
- AERS_ASCII_2011q4.ZIP (22.5 MB)
- AERS_SGML_2011q4.ZIP (26.8 MB)
July 2011 to September 2011
- AERS_ASCII_2011q3.ZIP (22.3 MB)
- AERS_SGML_2011q3.ZIP (27.8 MB)
April 2011 to June 2011
- AERS_ASCII_2011q2.ZIP (22.4 MB)
- AERS_SGML_2011q2.ZIP (26.5 MB)
January 2011 to March 2011
- AERS_ASCII_2011q1.ZIP (20.3 MB)
- AERS_SGML_2011q1.ZIP (23.8 MB)
October 2010 to December 2010
- AERS_ASCII_2010q4.ZIP (19.2 MB)
- AERS_SGML_2010q4.ZIP (22.4 MB)
July 2010 to September 2010
- AERS_ASCII_2010q3.ZIP (21.8 MB)
- AERS_SGML_2010q3.ZIP (25.2 MB)
April 2010 to June 2010
- AERS_ASCII_2010q2.ZIP (17.3 MB)
- AERS_SGML_2010q2.ZIP (20.5 MB)
January 2010 to March 2010
- AERS_ASCII_2010q1.ZIP (15.5 MB)
- AERS_SGML_2010q1.ZIP (18.3 MB)
October 2009 to December 2009
- AERS_ASCII_2009q4.ZIP (15.5 MB)
- AERS_SGML_2009q4.ZIP (18.1 MB)
July 2009 to September 2009
- AERS_ASCII_2009q3.ZIP (15.0 MB)
- AERS_SGML_2009q3.ZIP (17.5 MB)
April 2009 to June 2009
- AERS_ASCII_2009q2.ZIP (13.6 MB)
- AERS_SGML_2009q2.ZIP (16.2 MB)
January 2009 to March 2009
- AERS_ASCII_2009q1.ZIP (12.4 MB)
- AERS_SGML_2009q1.ZIP (14.5 MB)
October 2008 to December 2008
- AERS_ASCII_2008q4.ZIP (12.8 MB)
- AERS_SGML_2008q4.ZIP (14.9 MB)
July 2008 to September 2008
- AERS_ASCII_2008q3.ZIP (11.3 MB)
- AERS_SGML_2008q3.ZIP (13 MB)
April 2008 to June 2008
- AERS_ASCII_2008q2.ZIP (11.3 MB)
- AERS_SGML_2008q2.ZIP (13 MB)
January 2008 to March 2008
- AERS_ASCII_2008q1.ZIP (11.3 MB)
- AERS_SGML_2008q1.ZIP (13 MB)
October 2007 to December 2007
- AERS_ASCII_2007q4.ZIP (11.3 MB)
- AERS_SGML_2007q4.ZIP (13 MB)
July 2007 to September 2007
- AERS_ASCII_2007q3.ZIP (9.7 MB)
- AERS_SGML_2007q3.ZIP (11.4 MB)
April 2007 to June 2007
- AERS_ASCII_2007q2.ZIP (9.5 MB)
- AERS_SGML_2007q2.ZIP (11 MB)
January 2007 to March 2007
- AERS_ASCII_2007q1.ZIP (9.5 MB)
- AERS_SGML_2007q1.ZIP (11 MB)
October 2006 to December 2006
- AERS_ASCII_2006q4.ZIP (9 MB)
- AERS_SGML_2006q4.ZIP (11 MB)
July 2006 to September 2006
- AERS_ASCII_2006q3.ZIP (8.5 MB)
- AERS_SGML_2006q3.ZIP (9.8 MB)
April 2006 to June 2006
- AERS_ASCII_2006q2.ZIP (10.4 MB)
- AERS_SGML_2006q2.ZIP (12 MB)
January 2006 to March 2006
- AERS_ASCII_2006q1.ZIP (10.4 MB)
- AERS_SGML_2006q1.ZIP (12 MB)
October 2005 to December 2005
- AERS_ASCII_2005q4.ZIP (9.7 MB)
- AERS_SGML_2005q4.ZIP (11 MB)
July 2005 to September 2005
- AERS_ASCII_2005q3.ZIP (9.3 MB) (New field added; Please see readme.doc in zipped file)
- AERS_SGML_2005q3.ZIP (10.8 MB)
April 2005 to June 2005
- AERS_ASCII_2005q2.ZIP (9.5 MB)
- AERS_SGML_2005q2.ZIP (10.7 MB)
January 2005 to March 2005
- AERS_ASCII_2005q1.ZIP (8.5 MB)
- AERS_SGML_2005q1.ZIP (9.6 MB)
October 2004 to December 2004
- AERS_ASCII_2004q4.zip (8.1 MB)
- AERS_SGML_2004q4.zip (9.1 MB)
July 2004 to September 2004
- AERS_ASCII_2004q3.zip (8.1 MB)
- AERS_SGML_2004q3.zip (9.0 MB)
April 2004 to June 2004
- AERS_ASCII_2004q2.zip (7.1 MB)
- AERS_SGML_2004q2.zip (8.0 MB)
January 2004 to March 2004
- AERS_ASCII_2004q1.zip (7.2 MB)
- AERS_SGML_2004q1.zip (8.2 MB)