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NBER affiliates can access this and other data through the NBER computing system.  Files can be located using the directory path of each download link replacing "https://data.nber.org/" with  "/homes/data/". These FDA NDC datasets can be found under "/homes/data/fda/ndc" on the internal NBER computer cluster. For more information on the data available on the internal server see NBER Internal Data Collection page.

The FDA offers an NDC searchable database.

The National Drug Code (NDC) Directory data is offered here in SAS, Stata, and CSV formats to make the whole database a bit easier to use. The NDC is updated daily, this version offered here is from September 6th, 2022.

Data Type (Link to File Definitions) File Type
Package dtasas, csv
Product dtasas, csv

Previous Data (May 2018)

Data Type File Type Documentation
Package dta, 244, sas, csv doc, desc
Product dta, 244, sas, csv doc, desc

Pre-Stata13 had a string length limit of 244 characters.

Some additional historic files are available in the CCYY/CCYYMMDD folders where CCYY is the year, MM is the month, and DD is the day.

Deliveries from June 2, 2012 and earlier do not contain the NDC variable. Instead, they include the three segments of the NDC variable: the labeler code, product code, and package size code.

Jean Roth created the NDC to labeler code product code crosswalk based on the FDA NDC data deliveries from January 8, 2007 through June 2, 2012. and the NDC to labeler code, product code, and package size crosswalk based upon CMS' Medicaid State Drug Utiization data for 1991 on to address this.

Jean Roth created the ndc to labeler code and product code crosswalk files below to address this.

20120602

Data Type File Type Documentation
DEA Schedule Designation source, dta, sas, csv desc
Dosage Form source, dta, sas, csv desc
Dosage Form Codes source, dta, sas, csv desc
Firm Name source, dta, sas, csv desc
Formulations source, dta, sas, csv desc
Listings source, dta, sas, csv desc
New Drug Application source, dta, sas, csv desc
Packages source, dta, sas, csv desc
Potency Unit Abbreviations source, dta, sas, csv desc
Registered Sites source, dta, sas, csv desc
Route Codes source, dta, sas, csv desc
Route of Administration source, dta, sas, csv desc

Old NDC Data File 10/20/2011

Data Type File Type Documentation
DEA Schedule Designation source, dta, sas, csv desc
Dosage Form source, dta, sas, csv desc
Dosage Form Codes source, dta, sas, csv desc
Firm Name source, dta, sas, csv desc
Formulations source, dta, sas, csv desc
Listings source, dta, sas, csv desc
New Drug Application source, dta, sas, csv desc
Packages source, dta, sas, csv desc
Potency Unit Abbreviations source, dta, sas, csv desc
Registered Sites source, dta, sas, csv desc
Route Codes source, dta, sas, csv desc
Route of Administration source, dta, sas, csv desc

Old NDC Data File 06/11/2011

Data Type File Type Documentation
DEA Schedule Designation source, dta, sas, csv desc
Dosage Form source, dta, sas, csv desc
Dosage Form Codes source, dta, sas, csv desc
Firm Name source, dta, sas, csv desc
Formulations source, dta, sas, csv desc
Listings source, dta, sas, csv desc
New Drug Application source, dta, sas, csv desc
Packages source, dta, sas, csv desc
Potency Unit Abbreviations source, dta, sas, csv desc
Registered Sites source, dta, sas, csv desc
Route Codes source, dta, sas, csv desc
Route of Administration source, dta, sas, csv desc

 

 

Old NDC Data File 01/03/2011

Data Type File Type Documentation
DEA Schedule Designation source, dta, sas, csv desc
Dosage Form source, dta, sas, csv desc
Dosage Form Codes source, dta, sas, csv desc
Firm Name source, dta, sas, csv desc
Formulations source, dta, sas, csv desc
Listings source, dta, sas, csv desc
New Drug Application source, dta, sas, csv desc
Packages source, dta, sas, csv desc
Potency Unit Abbreviations source, dta, sas, csv desc
Registered Sites source, dta, sas, csv desc
Route Codes source, dta, sas, csv desc
Route of Administration source, dta, sas, csv desc

20100701

Listings

Packages

Formulations

New Drug Application

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

Firm Name

Route of Administration

Dosage Form

Registered Sites

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

Dosage Form Codes

Route Codes

Potency Unit Abbreviations

DEA Scehdule Designation

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

20100520

Listings

Packages

Formulations

New Drug Application

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

Firm Name

Route of Administration

Dosage Form

Registered Sites

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

Dosage Form Codes

Route Codes

Potency Unit Abbreviations

DEA Scehdule Designation

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

20100402

Listings

Packages

Formulations

New Drug Application

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

Firm Name

Route of Administration

Dosage Form

Registered Sites

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

Dosage Form Codes

Route Codes

Potency Unit Abbreviations

DEA Scehdule Designation

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

20100301

Listings

Packages

Formulations

New Drug Application

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

Firm Name

Route of Administration

Dosage Form

Registered Sites

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

Dosage Form Codes

Route Codes

Potency Unit Abbreviations

DEA Scehdule Designation

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

 

20081203

Listings

Packages

Formulations

New Drug Application

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

Firm Name

Route of Administration

Dosage Form

Registered Sites

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

Dosage Form Codes

Route Codes

Potency Unit Abbreviations

DEA Scehdule Designation

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

 

20080902

Listings

Packages

Formulations

New Drug Application

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

Firm Name

Route of Administration

Dosage Form

Registered Sites

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

Dosage Form Codes

Route Codes

Potency Unit Abbreviations

DEA Scehdule Designation

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

 

20070706

Listings

Packages

Formulations

New Drug Application

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

Firm Name

Route of Administration

Dosage Form

Registered Sites

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

Dosage Form Codes

Route Codes

Potency Unit Abbreviations

DEA Schedule Designation

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

 

20070108

Listings

Packages

Formulations

New Drug Application

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

Firm Name

Route of Administration

Dosage Form

Registered Sites

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

Dosage Form Codes

Route Codes

Potency Unit Abbreviations

DEA Schedule Designation

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

--

 

20060608

Listings

Packages

Formulations

New Drug Application

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

Firm Name

Route of Administration

Dosage Form

Registered Sites

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

--

--

Dosage Form Codes

Route Codes

Potency Unit Abbreviations

DEA Schedule Designation

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

--

 

20050630

Listings

Packages

Formulations

New Drug Application

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

Firm Name

Route of Administration

Dosage Form

Registered Sites

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

--

--

Dosage Form Codes

Route Codes

Potency Unit Abbreviations

DEA Schedule Designation

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

Source

Stata

SAS

CSV

Desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

txt

dta

sas7bdat

csv

desc

--

Some additional historic files are available in the CCYY/CCYYMMDD folders where CCYY is the year, MM is the month, and DD is the day.

Contact data@nber.org with questions, comments, or suggestions.

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