HIGH

Changchun Wancheng Bio-Electron Recalls Diagnostic Test Strips

Changchun Wancheng Bio-Electron Co. recalled 1,000 units of S. Typhi/Para Typhi A Antigen test strips on November 22, 2025. The recall affects tests distributed nationwide, which may produce false results and lead to inappropriate medical intervention.

Quick Facts at a Glance

Recall Date
November 22, 2025
Hazard Level
HIGH
Brand
Changchun Wancheng Bio-Electron Co.
Category
Health & Personal Care
Sold At
Multiple Retailers
Geographic Scope
1 states
At-Risk Groups
GENERAL

Hazard Information

Test strips and other tests including for near-patient testing, that require a 510(k) were distributed before they could be legally marketed to U.S. customers; devices may cause false or inaccurate diagnostic result by lay person and lead to inappropriate medical intervention.

What You Should Do

Patients and healthcare providers should stop using this device immediately. Follow the recall instructions provided by the manufacturer. Contact Changchun Wancheng Bio-Electron Co., Ltd. or your healthcare provider for instructions. Notification method: Letter

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Product Details

The recalled product is the S. Typhi/Para Typhi A Antigen test strips, model GT-STA 20251601, with an expiration date of May 2027. These were distributed across Texas, Georgia, and California. The tests were not legally marketed in the U.S. before distribution.

The Hazard

The test strips may yield false or inaccurate diagnostic results when used by laypersons. This could result in inappropriate medical interventions, posing significant health risks.

Reported Incidents

No specific incidents or injuries have been reported related to the use of these test strips. The potential for false results is the primary concern.

What to Do

Patients and healthcare providers should stop using the test strips immediately. Follow recall instructions provided by the manufacturer. Contact Changchun Wancheng Bio-Electron Co. or your healthcare provider for guidance.

Contact Information

For more information, contact Changchun Wancheng Bio-Electron Co. at their official website or reach out to your healthcare provider.

Key Facts

  • Recall date: November 22, 2025
  • Quantity recalled: 1,000 units
  • Affected states: TX, GA, CA
  • Product expiration: May 2027

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Safety Assessment

Risk LevelHIGH
Severity Score
8/ 10
Affected Groups
GENERAL
Injury Types
OTHER

Product Classification

Product TypeDiagnostic Test Strips
Sold At
Multiple Retailers

Product Details

Model Numbers
Name/Lot(Expiration): S. Typhi/Para Typhi A Antigen/GT-STA 20251601(05-2027)
Affected States
ALL
Report Date
February 11, 2026
Recall Status
ACTIVE

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