Recall
FDAHealthDecember 11, 2025

Fujirebio Diagnostics, Inc. — Product Name: Lumipulse G ¿-Amyloid 1-42-N Plasma Calibrators Model/Catalog Number: 235454 Software Version: Not Applicable Product Description: Lumipulse G ¿-Amyloid

⚠️ Customers may experience inaccurate test results by observing a higher frequency of classification in the indeterminate and positive zone and/or low specificity when compared back to FDA-cleared CSF ratio/PET imaging, due to falsely elevated positive ratio or falsely elevated indeterminate ratio results causing an incorrect classification of a patient as having amyloid pathology associated with Alzheimer s disease (positive result) and/or requiring more clinical testing of that patient (indeterminate result).

Is this relevant to me?

Geography
Nationwide
Source agency
FDA
Category
Health
Published
December 11, 2025

US Nationwide distribution in the states of Arizona, California, Florida, Indiana, Kansas, Kentucky, Maryland, Massachusetts, Minnesota, New Jersey, Pennsylvania, Texas, Washington.

What's affected?

Product
Product Name: Lumipulse G ¿-Amyloid 1-42-N Plasma Calibrators Model/Catalog Number: 235454 Software Version: Not Applicable Product Description: Lumipulse G ¿-Amyloid 1-42-N Plasma Calibrators: The ¿-Amyloid 1-42 plasma concentration of a specimen is automatically calculated from the calibration curve, which is automatically calculated from calibration data. The result of the calculation is reported in pg/mL. Lumipulse G ¿-Amyloid 1-42-N Plasma Calibrators: Liquid (Frozen), 1 ¿ 1.5 mL (4 Concentrations) CAL 1 0 pg/mL ¿-Amyloid 1-42-N Plasma Calibrator CAL 2 30 pg/mL ¿-Amyloid 1-42-N Plasma Calibrator CAL 3 100 pg/mL ¿-Amyloid 1-42-N Plasma Calibrator CAL 4 1000 pg/mL ¿-Amyloid 1-42-N Plasma Calibrator Contains Tris buffer with protein (bovine) and chemical stabilizers. Preservative: 0.1% ProClin 950. Component: Yes. Lumipulse G pTau217/B-Amyloid 1-42 Plasma Ratio
Lot code
D8C6022U

Additional details

Model/Catalog Number: 235454; UDI-DI: 04987270235454; Lot Numbers: D8C6022U, D8C6044U;

What should I do?

Recommended action

Class II recall. Voluntary: Firm initiated Quantity affected: 128 units.

View original FDA notice →

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