Challenge testing — The laboratory evaluation of the preservation of pharmaceutical preparations


The need for adequate preservation and the difficulties of definition and testing are outlined and pharmacopoeial challenge tests are compared. While similar in principle they differ in detail and in the interpretation of results. The USP test is intended for multi-dose sterile products but BP and draft EP tests include also criteria for topical and liquid… (More)
DOI: 10.1007/BF02193160


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