This case was cross reference with (b)(4) (cluster) this unsolicited case from united states was received on 28-feb-2018 from other health care professional.This case concerns a patient (age and gender unspecified) who received treatment with synvisc one and after two days patient had difficult to bend the knee, right knee was very painful/ sore to touch above the knee and right under the knee, right knee was swollen and knee feels tight.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 intra-articular synvisc one injection, one dosage form once (batch/lot number: 7rsl021; indication and expiry date: not reported) bilaterally.On (b)(6) 2017, after two days of receiving injection, patient called the office and stated right knee was very painful and swollen and left knee was fine.Patient very difficult to bend the knee, felt tight and very sore to touch above the knee and right under the knee.On (b)(6) 2017, doctor saw patient on urgent basis and ran a musculoskeletal ultra sound probe over the knees.Doctor saw a small amount of fluid but thought it was interstitial fluid and thickening rather than a pocket of fluid that could be aspirated.Corrective treatment: not reported for all events.Outcome: unknown for all events.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 8-mar-2018: this case concerns a patient who has received synvisc one injection from the recalled lot and later experienced joint range of motion decreased, right knee pain, swelling and tightness.A temporal relationship can be established with the product administration.In addition, the concerned lot number has been identified to have malfunction by the company, hence, the causal relationship of the events to the product cannot be excluded.
|