Description of Event or Problem · 1
THE CUSTOMER REPORTED WEAK FALSE POSITIVE REACTIONS OF N NEGATIVE CELLS FROM THEIR CELL PANEL OF A COMPETITOR WITH SERACLONE ANTI-N ART. - NO. 808415, LOT 1934140. CUSTOMER COULD SEND US NEITHER VIALS OF THE COMPLAINED LOT NOR THE AFFECTED CELL PANEL OF THE COMPETITOR. TESTING OF THE QUALITY CONTROL LABORATORY CONFIRMED FALSE POSITIVE REACTIONS. A REVIEW OF THE BATCH RECORD DOCUMENTATION GIVES NO HINTS OF IRREGULARITIES THAT MIGHT HAVE AFFECTED NEGATIVELY THE SPECIFICITY OF THE COMPLAINED LOT. DUE TO THE CONFIRMED COMPLAINT, A RISK ANALYSIS WAS PERFORMED. ON THE BASIS OF THE RESULT OF THE RISK ANALYSIS WE DECIDED THAT NO MARKET RELATED ACTIVITIES ARE NECESSARY. A CAPA WAS INITIATED TO INTENSIFY THE EFFORTS TO FIND THE ROOT CAUSE FOR THE COMPLAINT.