Exclusivity Date.  The date the exclusivity expires. Format is MMM DD, YYYY.
Exclusivity Code.  Code to designate exclusivity granted by the FDA to a drug product.  Format is nnnnnnnnnn.
Each strength is a separate product.  May repeat for multiple part products.  Format is nnn.
Product Number The FDA assigned number to identify the application products.
New Drug Application (NDA) Number.  The FDA assigned number to the application.  Format is nnnnnn.
New Drug Applications (NDA or innovator) are "N". Abbreviated New Drug Applications (ANDA or generic) are "A".
The type of new drug application approval.
New Drug Application Type
Source Text File: exclusivity.txt
Source File URL: www.fda.gov/downloads/Drugs/InformationOnDrugs/UCM163762.zip
Source Page: http://www.fda.gov/Drugs/InformationOnDrugs/ucm129662.htm
NBER URL:  http://www.nber.org/data/fda-orange-book-data.html
by Jean Roth , jroth@nber.org , 22 Sep 2017