Class II

Medical Device Recall: The Elecsys Anti-TSHR immunoassay is a three-step competitive immunoassay with streptavidin-coated microparticles and electrochemiluminescence detection. Patient serum sample is incubated with pretre

Roche Diagnostics Operations, Inc. · November 21, 2025

Reason for Recall

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.

Product Description

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.

Distribution

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.

States Affected

NATIONWIDE

Quantity Affected

1300 cassettes

Source: FDA (openFDA Device Enforcement)

Recall number: Z-1009-2026

Status: ongoing

SafeCheck provides drug interaction information from FDA-approved product labeling (openFDA). This is for informational purposes only and is not medical advice. Always consult your healthcare provider before making medication decisions.