The initial mdr and supplemental follow up 1 were submitted to the fda on time under manufacturing report number 3002037047-2020-00007.Upon confirmation of the reported product lot manufacturer, this report is being resubmitted under the correct manufacturing report number.The returned sample was confirmed to not be a manufacturing site product therefore, no further product evaluation was performed.Batch records were reviewed and all testing results met specifications for this lot code at the time of release.Additionally, there were no deviations noted during the batch record review.Complaint trending was reviewed for the lot code provided and no similar complaint was found.A root cause could not be determined.Based on the review of the batch records and manufacturing process, this occurrence is not likely associated with a manufacturing assignable cause.This complaint appears to be an isolated occurrence from a single end user.The complaint could not be confirmed based on the sample evaluation.Based on the investigation, the lack of additional complaints for this lot, the returned sample and the acceptable batch record review, no further action is warranted at this time.The manufacturer internal reference number is: (b)(4).
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