This unsolicited case from united states was received on (b)(6) 2018 from a patient's daughter.This case concerns a (b)(6) female patient who received treatment with synvisc one and on the same day pain came with injection.Also, device malfunction was identified for the reported lot number.No medical history, past drug, concomitant medication or concurrent condition was provided.On (b)(6) 2017, the patient initiated treatment with single intra-articular synvisc one injection at a dose of 6 ml once (batch/lot number: 7rsl021; expiry date: unknown) for left knee osteoarthritis.On the same day after the injection, patient did have some pain which the doctor told that came with the injection at first other than that patient was okay.It was reported that this was patient first time has received a synvisc-one injection.Patient was using it trying to avoid knee surgery.Patient walked two miles a day.It was reported that patient does not experience any adverse effect from receiving the recalled lot in her left knee.Patient has been walking a little less lately after the shot, but still walked at least a mile.Patient does not walk as much when it was cold outside.Corrective treatment: not reported outcome: recovered an investigation was initiated as a result of an unexpected increase in the number of labelled adverse events received from the us market for synvisc one, lot 7rsl021.The product met all release testing at time of manufacture in june 2017.Retain samples were retested due to the unexpected increase in adverse events.Higher than expected endotoxin results were obtained.In addition, the presence of microbial contamination was also confirmed.The cause of these events was under investigation.Once this investigation is completed, corrective and preventive actions would be implemented.Seriousness criterion: important medical event for device malfunction pharmacovigilance comment: sanofi company comment dated 01-feb-2018: this case concerns a female patient who received synvisc one injection from the recalled lot and pain came with injection.A temporal relationship can be established with the product administration.Furthermore, the concerned lot number has been identified to have malfunction by the company.Therefore, the causal relationship of the events to the products cannot be excluded.
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