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It was reported, needle filter blunt fill, filter needle not securely attached to luer lock, causing leak.The following was provided by the initial provider: on (b)(6)2026, xxxxx received a complaint from a reporter regarding a xxxxxx, lot 2189856.The reporter stated that the included filter needle did not securely attach to the luer lock connection, resulting in difficulty drawing up the medication properly.The physician further reported that when attempting to expel excess air bubbles through the filter needle, medication leaked from the needle hub at the luer lock connection, resulting in product waste.The vial was prepared for administration using a syringe and needle; however, the product was not administered to the patient.No adverse event was reported, and there was no risk to patient safety.No further issues have been reported.Event date: (b)(6)2026,
root cause (undetermined): root cause (undetermined).Potential root cause(s):
incomplete engagement between the filter needle hub and the syringe luer lock connection, resulting in an inadequate seal and leakage during medication draw-up or air purging.User technique during assembly, including failure to fully secure the filter needle to the syringe prior to use.User technique during air/bubble removal, resulting in increased pressure at the connection and subsequent leakage.End-user assembly and handling practices contributing to inadequate connection integrity during product preparation.An undetected component defect of the filter needle hub or syringe connection interface that was not observable during visual inspection.Potential ae: no adverse event.
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