BioMérieux Recalls ZYM B Reagent Due to Visual Defect and False Negatives
BioMérieux is recalling ZYM B Reagent (REF 70493) because a visual defect and activity issue can cause false negative results in API biochemical tests.
What this means for you
Minor labeling or packaging issue, or a voluntary precautionary recall. Risk of harm is low but real — follow the manufacturer's instructions.
Our severity reasoning: The recall is classified as FDA Class II, but the source text does not report any hospitalizations, injuries, or illnesses, fitting the criteria for a moderate severity recall involving a functional defect without reported harm.
Plain-English summary
BioMérieux is recalling ZYM B Reagent (REF 70493) due to a visual defect and activity issue. The ZYM B reagent is an additional test used to reveal the results of some miniaturized biochemical tests included in API strips, which are used for the identification of microorganisms.
The defect and activity issue may lead to false negative results in some API biochemical tests that use the ZYM B reagent. The recall involves 39,439 kits, which include ZYM B reagents and API Listeria and API NH kits. The affected lot numbers are 1002171010, 1002295110, 1002360360, 1002421440, 1002485410, 1001951820, 1002011320, and 1002071020.
The product was distributed worldwide, including nationwide in the United States and to numerous international locations. Users of the affected products should stop using the ZYM B reagent and contact BioMérieux for further instructions.
The recalled product
- Product
- ZYM B Reagent (REF 70493) ZYM B reagent is an additional test used to reveal the results of some miniaturized biochemical test included in the API strips. The API product line is a standardized system combining several biochemical tests, which enables group or species identifi
- Manufacturer
- Biomerieux France Chemin De L'Or
- Affected units
- 39,439
Is your product affected?
Check your packaging against the codes below. If any of them match, the product is part of this recall.
Lot numbers (8)
- Lot numbers: 1002171010
- 1002295110
- 1002360360
- 1002421440
- 1002485410
- 1001951820
- 1002011320
- and 1002071020.
Distribution
Part of a larger recall action
This product is one of 3 recalled by Biomerieux France Chemin De L'Or under a single FDA (Devices) recall action. The agency files each product separately, so the size of the action is not visible from this page alone.
See all 3 products in this recall →Related recalls
Same manufacturer · Biomerieux France Chemin De L'Or
See all →- LowBiomerieux Recalls VIDAS NT-pro-BNP Kits Due to Packaging Error
FDA (Devices) · 2016-09-21
- ModerateBioMérieux Recalls API NH Kits Due to ZYM B Reagent Defect
FDA (Devices) · 2014-02-05
- ModerateBiomerieux Recalls API Listeria Kits Due to ZYM B Reagent Defect
FDA (Devices) · 2014-02-05
Same hazard · false negative result
See all →- HighBioFire Respiratory Panel 2.1 Recalled for Increased False Negative Results
FDA (Devices) · 2026-08-19
- HighVITEK 2 AST-N447 Test Kit Potentially Returns False Resistant Results
FDA (Devices) · 2026-07-15
- HighLuminex VERIGENE Gram Negative Blood Culture Test Recalled
FDA (Devices) · 2025-06-11
- HighVERIGENE Clostridium difficile Nucleic Acid Test May Give False-Negative Results
FDA (Devices) · 2023-07-05
- HighMedical device test system recalled for decreased reactivity and false-negative results
FDA (Devices) · 2022-12-07