10.07.2015 Views

USP Monograph Development Process and Compendial Updates

USP Monograph Development Process and Compendial Updates

USP Monograph Development Process and Compendial Updates

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<strong>USP</strong>31-NF26 General Notices TextResidual Solvents—The requirements are stated in ResidualSolvents together with information in Impurities in OfficialArticles . Thus all drug substances, excipients, <strong>and</strong>products are subject to relevant control of residual solvents, evenwhen no test is specified in the individual monograph. Therequirements have been aligned with the ICH guideline on this topic. Ifsolvents are used during production, they are of suitable quality. Inaddition, the toxicity <strong>and</strong> residual level of each solvent are taken intoconsideration, <strong>and</strong> the solvents are limited according to the principlesdefined <strong>and</strong> the requirements specified in Residual Solvents ,using the general methods presented therein or other suitablemethods. (Official July 1, 2008)

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