Comments Sought on Nitrosamine Impurities

Federal Register notice: FDA has created a docket to receive public comments on the identification, assessment, and control of N-nitrosamine (nitrosamine) drug substance-related impurities (NDSRIs). The agency has identified scientific and regulatory considerations regarding NDSRIs, including areas that may benefit from collaborative efforts, and requests comments on the topics. For example, the agency says the development of laboratory test methods to identify NDSRIs is an area that could benefit from collaborative efforts. To view the notice, click here.

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