Class II

Medical Device Recall: ST AIA-Pack Testosterone, IN VITRO DIAGNOSTIC USE ONLY for the quantitative measurement of testosterone in human serum on specific Tosoh AIA System analyzers, Model Number 0025204

Tosoh Bioscience Inc · June 12, 2026

Reason for Recall

The Test cup lot F level 1 low-quality control results values for the device were lower than expected on the Automated Immunoassay Analyzer (AIA) which could cause falsely elevated or falsely low total testosterone results. Such erroneous test results may lead to additional testing/diagnostic interventions and in limited cases, may lead to a delay in diagnosis and/or initiation of unnecessary or incorrect clinical treatment measures.

Distribution

Global Distribution. US Nationwide.

States Affected

NATIONWIDE

Quantity Affected

310 units

Source: FDA (openFDA Device Enforcement)

Recall number: Z-2746-2026

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.

Tosoh Bioscience Inc Medical Device Recall: ST AIA-Pack Testosterone, IN VITRO DIAGNOSTIC USE ONLY for the quantitative measurement of testosterone in human serum on specific Tosoh AIA System analyzers, Model Number 0025204 | SafeCheck