Recall
FDAHealthNovember 21, 2025

Roche Diagnostics Operations, Inc. — The Elecsys Anti-TSHR immunoassay is a three-step competitive immunoassay with streptavidin-coated microparticles and electrochemiluminescence detection. Patient

⚠️ Issues identified: 1) Results vary by Instrument Platform; 2) Calibrator Lot-to-Lot Variability. Issues may lead to delayed or incorrect diagnosis, as well as delay of treatment or incorrect treatment.

Is this relevant to me?

Geography
Nationwide
Source agency
FDA
Category
Health
Published
November 21, 2025

US Nationwide distribution in the states of AZ, CA, FL, GA, IL, IN, ME, MI, MN, NC, NJ, NM, NY, OH, PA, PR, TN, TX, UT, WA, WV.

What's affected?

Product
The Elecsys Anti-TSHR immunoassay is a three-step competitive immunoassay with streptavidin-coated microparticles and electrochemiluminescence detection. Patient serum sample is incubated with pretreatment reagent PT1 and the reconstituted PT2 containing a pre-formed immunocomplex of solubilized porcine TSH receptor (pTSHR) and biotinylated anti-pTSHR mouse monoclonal antibody.
Lot code
840183

Additional details

08496633190 lot 840183 exp. 02/26 08496633190 lot 874011 exp. 10/26 08496609190 lot 840177 exp. 05/26

What should I do?

Recommended action

Class II recall. Voluntary: Firm initiated Quantity affected: 1300 cassettes.

View original FDA notice →

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