A Drug
Master File (DMF) is a submission to the Food and Drug Administration (FDA)
that may be used to provide confidential detailed information about facilities,
processes, or articles used in the manufacturing, processing, packaging, and
storing of one or more human drugs.
A DMF is a
package of proprietary information filed voluntarily by a company with the FDA.
If it held by them in confidential closed files until such time as an FDA
reviewer requests a review of the DMF.