GMP:将某一生产工序生产的不符合质量标准的一批中间产品或待包装产品、成品的一部分或全部返回到之前的工序,采用相同的生产工艺进行再加工,以符合预定的质量标准。
OOS(最起码是OOT)----返工-----合格
典型的返工:颗粒干燥后水分超上限-----继续干燥------合格
总混均匀度未达到要求------继续混合------合格
cGMP:§ 211.115 Reprocessing
(a) Written procedures shall be established and followed prescribing a system for reprocessing batches that do not
conform to standards or specifications and the steps to be taken to insure that the reprocessed batches will conform
with all established standards, specifications, and characteristics.
(b) Reprocessing shall not be performed without the review and approval of the quality control unit.