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性别保密
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发表于 2017-7-25 15:12:48
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原料药:
“Significant change” for a drug substance is defined as failure to meet its specification.
制剂:
In general, “significant change” for a drug product is defined as:
1. A 5% change in assay from its initial value; or failure to meet the acceptance criteria for potency when using biological or immunological procedures;
2. Any degradation product’s exceeding its acceptance criterion;
3. Failure to meet the acceptance criteria for appearance, physical attributes, and functionality test (e.g., color, phase separation, resuspendibility, caking, hardness, dose delivery per actuation); however, some changes in physical attributes (e.g., softening of uppositories, melting of creams) may be expected under accelerated conditions;
and, as appropriate for the dosage form:
4. Failure to meet the acceptance criterion for pH; or
5. Failure to meet the acceptance criteria for dissolution for 12 dosage units.
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