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QKOClass N

Reagent, Coronavirus Serological

FDA adverse event reports and recall history for reagent, coronavirus serological (product code QKO), from the public MAUDE/AEMS corpus and the live FDA recall database.

Total reports
1,550
Deaths
0
Injuries
4
Malfunctions
1,544

Reports per year

20
21
22
23
24

Source: FDA adverse event reports by year received, 20202024. Reporting paused during the 2026 MAUDE-to-AEMS transition and has since resumed.

Recent recalls

  • 2023-10-23Open, ClassifiedOther

    DiagnosUS SARS-CoV-2 Antibody (IgG/IgM) Test REF 555-10

    Universal Meditech Inc. was violatively distributing PrestiBio" Breastmilk Alcohol Test Strip, DiagnosUS SARS-CoV-2 Antibody (IgG/IgM) Test, HealthyWiser KetoFast" Ketone Test Strips and PrestiBio" Ketone Test Strips without marketing authorization. UMI is also recall their tests because they are going out of business and would not be able to continue fulfilling any post-market responsibilities of these distributed products. UMI claims to hold 510(k)s for the other devices, purchased the intellectual property in 2015 from the previous 510(k) holder, but FDA has been unable to verify this information. The devices may have unknown performance characteristics because the firm is unable to provide any documentation that the devices were manufactured in conformance with the Quality System regulation, including documentation (e.g., DHF) that the distributed devices had not been modified since original clearance in a way that could impact their safety and effectiveness, documentation of controlled storage temperature/humidity, and post-market surveillance documentation, such as complaints and adverse events.

  • 2023-04-18Open, ClassifiedEmployee error

    VITROS Immunodiagnostic Products Anti-SARSCoV- 2 Total N Antibody Calibrators programmed onto the Assay Data Disks (ADD) Data Release Versions (DRV): DRVs 6213 through 6218 supporting VITROS Calibrators. Product Code: 6199976

    Incorrect Number of Calibrator Levels (2) Set for the VITROS Immunodiagnostics Products Anti-SARS-CoV-2 Total N Antibody Calibrators in Assay Data Disks (ADD), resulting in delayed patients results

  • 2022-07-22TerminatedUnder Investigation by firm

    LumiraDx SARS-CoV-2 Antibody (Ab) Test Strip

    Modification to the LumiraDx SARS-CoV-2 Antibody (Ab) test that was made outside the scope of the approved EUA.

  • 2022-07-22TerminatedUnder Investigation by firm

    LumiraDx SARS-CoV-2 Antibody (Ab) Liquid Quality Control

    Modification to the LumiraDx SARS-CoV-2 Antibody (Ab) test that was made outside the scope of the approved EUA.

  • TerminatedUnder Investigation by firm

    VITROS Immunodiagnostic Products Anti-SARS-CoV-2 IgG Quantitative Controls (IVD)- For use in monitoring the performance of the VITROS ECi/ECiQ/3600 Immunodiagnostic Systems and the VITROS 5600/XT 7600 Integrated Systems when used with the VITROS Immunodiagnostic Products Anti-SARS-CoV-2 IgG Quantitative Reagent Pack used in combination with the VITROS Immunodiagnostic Products Anti- SARS-CoV-2 IgG Quantitative Calibrator for the determination of IgG antibodies to SARS-CoV-2. Product Code: 6199966

    VITROS Immunodiagnostic Products Anti-SARS-CoV-2 IgG Quantitative Controls Outside of Expected Control Range, potential for delayed results

  • Open, ClassifiedNonconforming Material/Component

    EDI Novel Coronavirus COVID-19 IgG ELISA Kit, REF: KT-1032 Per label: This kit is intended for qualitative detection of human anti-COVID-19 IgG antibody in human serum. This kit is to be used as an aid for the detection of novel COVID-19. Patients with suspected clustering cases require diagnosis or differential diagnosis of novel coronavirus infection.

    The use of deionized water rather than distilled water during the manufacturing process, may have resulted in accelerated decreased OD signals for the Positive Control value.

  • Open, ClassifiedNonconforming Material/Component

    VIDAS SARS-COV-2 IgM, Ref 423833-01

    bioMerieux has been receiving an increasing number of complaints linked to a VIDAS substrate error. It prevents the test from being run, therefore leads to potential delayed results as the user must run another test.

  • Open, ClassifiedNonconforming Material/Component

    VIDAS SARS-COV-2 IgG, Ref 423834-01

    bioMerieux has been receiving an increasing number of complaints linked to a VIDAS substrate error. It prevents the test from being run, therefore leads to potential delayed results as the user must run another test.

  • CompletedNo Marketing Application

    ImmunoPass , COVID-19 Neutralizing Antibody Test, NAB 900-60

    COVID test kits were offered for sale and distributed to consumers in the United States without marketing approval, clearance, or authorization from FDA.

  • Open, ClassifiedNo Marketing Application

    COVID-19 IgG/IGM Antibody Test For Detection of COVID-19 IgG and IgM antibodies Catalog No: I-111

    COVID-19 test kits (Antibody Rapid Test kit and Antigen Rapid Test Kit) are not authorized, cleared, or approved for marketing and/or distribution in the U.S.

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