Diagnostica Stago STA Staclot Protein S Recall Over QC Drift in Lot 273074

Source: FDA · United States

Areazine synthesizes this FDA recall directly from FDA's official public data feed. See our methodology for full source attribution and refresh cadence.

Diagnostica Stago, Inc. is recalling 5,220 units of STA Staclot Protein S reagent lot 273074 due to positive drift in QC values during the 4-hour onboard stability period.

The full picture behind this FDA recall

This notice was issued by FDA on September 14, 2026 and geographically references United States. The FDA classifies this as a Class II recall, with the stated reason "A positive drift in QC values within the reagent's stated 4-hour onboard stability period was identified", distributed us nationwide distribution in the states and territory of nj, ny, nj, va, pa, fl, al, ga, tn, oh, il, mo, ne, tx, co, ut, ca, pr.. FDA recall classes run from I (reasonable probability of serious harm) to III (unlikely to cause harm), so the class number is the fastest way to gauge severity here. 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.

A quick skim tells you whether this affects you directly; a closer read tells you more. Check the scope, the source, and how recent the record is, then weigh it against related notices rather than treating any single one as a trend.

Areazine pairs this record with the original agency URL so you can check the primary source before acting. Its related labels are recall, product-safety, fda, Devices.

What Happened

Diagnostica Stago, Inc. initiated a voluntary recall after identifying a positive drift in QC values within the reagent's stated 4-hour onboard stability period.

Which Products Are Affected

The recall affects STA Staclot Protein S, Model/Catalog Number 00746, Reagent Lot number 273074. A total of 5,220 units are involved. The product is labeled with UDI (01)3607450007466(11)250331(17)270331(10)273074(241)00746 and has an expiration date of 3/31/2027. Distribution was nationwide across the United States, including the states and territory of NJ, NY, VA, PA, FL, AL, GA, TN, OH, IL, MO, NE, TX, CO, UT, CA, and PR. The recall number is Z-3047-2026 and it is classified as Class II.

What You Should Do

Consumers and facilities should follow the firm's instructions provided via the initial E-Mail notification regarding the affected reagent. Contact Diagnostica Stago, Inc. at 5 Century Dr, Parsippany, NJ 07054-4607 for return or refund information.

Why This Matters

The affected reagent is used for qualitative and quantitative factor deficiency testing, and the identified QC drift may impact test reliability during the stated stability period.

Source

FDA recall number Z-3047-2026; voluntary firm-initiated recall reported to the FDA.

Original source: FDA Official Notice ↗

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Elsewhere in the country: similar length or severity timing 8

Two Areazine-derived peer sets for this FDA recall: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.

Frequently Asked Questions

What people usually ask about a notice like this one.

What is this FDA recall about?
Diagnostica Stago, Inc. is recalling 5,220 units of STA Staclot Protein S reagent lot 273074 due to positive drift in QC values during the 4-hour onboard stability period.
Which agency issued this alert?
This alert was issued by FDA. The original notice is available at the source link at the bottom of this article.
How is this recall classified, and why does that matter?
The FDA classifies this as a Class II recall, citing "A positive drift in QC values within the reagent's stated 4-hour onboard stability period was identified" as the reason. Class I is the most serious (reasonable probability of serious harm), Class II is a moderate or temporary health risk, and Class III is unlikely to cause harm.
What area is affected?
This alert affects United States. Check with FDA for the most current geographic scope.
Where can I find more FDA Recalls updates?
Browse the full FDA Recalls feed on Areazine at areazine.com/recalls/fda/ for the latest updates from FDA and other agencies.