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# Guide on Generic Drug Controlled Correspondence
- URL: https://www.fdaweb.com/guide-on-generic-drug-controlled-correspondence/
- Published: 2020-12-17T12:00:00.000Z
- Updated: 2026-09-14T16:40:45.000Z
- Author: David McFarland
- Tags: FDA Policy/General, #legacy-id-D5148325

*Federal Register* notice: FDA has made available a final guidance entitled *Controlled Correspondence Related to Generic Drug Development*. The document provides information about the process by which generic drug manufacturers and related industry can submit controlled correspondence to FDA requesting information related to generic drug development and the agency’s process for providing communications related to such correspondence. It also describes the process for submitting requests to clarify ambiguities in FDA’s controlled correspondence response and the process for responding to those requests. To view the notice, click [here](https://www.govinfo.gov/content/pkg/FR-2020-12-17/pdf/2020-27810.pdf?ref=fdaweb.com).