Siemens Healthcare Diagnostics, Inc. Siemens Dimension HB1C Flex reagent cartridge; Dimension Hemoglobin A1c (HB1C) Flex reagent cartridge on the Dimension clinical chemistry system is an in vitro diagnostic assay for the quantitative determination of hemoglobin A1c (HbA1c) in human anticoagulated whole blood. Measurements of hemoglobin A1c are effective in monitoring long-term glucose control in individuals with diabetes mellitus. Recall
Class II: A situation in which use of, or exposure to, a violative product may cause temporary or medically reversible adverse health consequences or where the probability of serious adverse health consequences is remote
Class II recall indicates potential for temporary health effects.
This AI-generated summary is provided for general informational purposes only and is derived from publicly available recall notices. It supplements but does not replace official agency classifications or safety instructions.
Check Your Product
According to the U.S. Food and Drug Administration (FDA)
Product
Siemens Dimension HB1C Flex reagent cartridge; Dimension Hemoglobin A1c (HB1C) Flex reagent cartridge on the Dimension clinical chemistry system is an in vitro diagnostic assay for the quantitative determination of hemoglobin A1c (HbA1c) in human anticoagulated whole blood. Measurements of hemoglobin A1c are effective in monitoring long-term glucose control in individuals with diabetes mellitus.
Brand
Siemens Healthcare Diagnostics, Inc.
Lot Codes / Batch Numbers
Siemens Dimension Vista HbA1c Flex reagent cartridge: Catalog Number K3105A, Siemens Material Number (SMN) 10470481, Siemens Material Number (SMN) 10483822, Lot Numbers GA4266 BA4273 BA4280 BA4287 GA4301 GA4315 GC4322 GA4343 GA4350 GA4357 GA5013 GA5020
Products Sold
Siemens Dimension Vista HbA1c Flex reagent cartridge: Catalog Number K3105A, Siemens Material Number (SMN) 10470481, Lot Numbers 13294BA 13308BA 13329AA 13350AA 14006AA 14041BA 14069BB 14083BA Siemens Dimension HB1C Flex reagent cartridge: Catalog Number DF105A, Siemens Material Number (SMN) 10483822, Lot Numbers GA4266 BA4273 BA4280 BA4287 GA4301 GA4315 GC4322 GA4343 GA4350 GA4357 GA5013 GA5020
Siemens Healthcare Diagnostics, Inc. is recalling Siemens Dimension HB1C Flex reagent cartridge; Dimension Hemoglobin A1c (HB1C) Flex reagent cartridg due to Certain lots of the reagent cartridges show confirmed positive bias averaging 0.4% Hemoglobin A1c units and occasionally up to 1.0% HbA1c units for pa. This is a Class I recall, indicating a high risk of serious health consequences or death. Based on FDA medical device enforcement report.
Summary derived from FDA notice
Reason for Recall
As stated by FDA
Certain lots of the reagent cartridges show confirmed positive bias averaging 0.4% Hemoglobin A1c units and occasionally up to 1.0% HbA1c units for patient samples when compared to the National Glycohemoglobin Standardization Program (NGSP). QC samples may exhibit a similar bias.
Recommended Action
Per FDA guidance
Healthcare providers and patients should stop using the device and contact the manufacturer for further instructions. Report problems to FDA MedWatch.
Verify this information on the official source
For complete details and official instructions, check the U.S. Food and Drug Administration (FDA) directly.
View official FDA recall noticePage updated: Jan 10, 2026