Reporter provided a non-smiths medical lot number of 662603a.No sample was received for investigation.An incoming records review for bupivacaine-marcaine lot number 662603a found no discrepancies or anomalies relevant to the complaint.Review of the specific device history record and sterilization records could not be performed without finished good lot number information.The anesthetics are supplied items and a notification was forwarded to the supplier.Based on available information and evidences, no product quality problem could be confirmed.Possible causes of lack of effect may be administration technique or patient anatomical variations, including pathological and psychological factors.
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