Recall of Oxoid Microbact Identification Kits for Listeria
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Oxoid Australia Pty Limited is recalling 2 kits of OXOID MICROBACT IDENTIFICATION KITS due to potential incorrect organism identification from ambiguous color reactions.
What this FDA recall tells you, and what most readers miss
This notice was issued by FDA on April 15, 2026 and geographically references United States, specifically Georgia and California. Its severity classification of "medium" signals how the issuing agency weighs the risk of harm if no action is taken - "critical" and "high" tier alerts typically carry direct consumer actions, while "medium" and "low" tend toward informational guidance or monitoring advisories. The category it belongs to - FDA Recalls - determines the consumer-protection framework behind it, which shapes what remedies (refunds, replacements, repairs, or the recall itself) are available to affected consumers and which agency holds statutory responsibility for enforcement.
Most readers skim a notice like this, check whether they are personally affected, and move on. The more useful lens is to read it as a data point about the issuing system: how quickly FDA detected the hazard, how precise the geographic or product-identifier scope is, and whether similar notices have clustered in the same category or region in the last 90 days. Cluster patterns frequently precede a broader regulatory action, a single localized FDA recall is isolated; three of them within a quarter often indicate a supply-chain, infrastructure, or seasonal driver that will keep producing notices until something structural changes.
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What Happened
Oxoid Ltd., part of Thermo Fisher Scientific, has initiated a recall because the Microbact 12L Kit may identify the incorrect organism due to inconclusive results from ambiguous color reactions in wells.
Which Products Are Affected
The affected product is the OXOID MICROBACT IDENTIFICATION KITS, Listeria 12L Kit, 20 Tests. The quantity involved is 2 kits, with code info including UDI/DI 5032384127498 and Lot Number 4494873. Distribution occurred nationwide in the United States, specifically in the states of GA and CA.
What You Should Do
The firm initiated the recall via letter. Consumers should contact the recalling firm, Oxoid Australia Pty Limited, for further instructions regarding this voluntary recall.
Why This Matters
This recall matters because the potential for incorrect organism identification could impact the accuracy of Listeria testing, which is important for health and safety in medical and laboratory settings.
Source
According to the FDA recall notice, recall number Z-1766-2026.
Original source: FDA Official Notice ↗
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