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Radioimmunoassay, Testosterones And Dihydrotestosterone

FDA product code CDZ · Class 1 · Clinical Chemistry

113
Registered devices
163
Adverse events
19
Recalls
89
510(k) clearances

Devices with this code

Recent recalls

DateFirmReason
2026-06-12Tosoh Bioscience IncThe 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 ca
2025-11-03GET TESTED INTERNATIONAL ABDistribution without premarket approval/clearance.
2025-05-05Beckman Coulter, Inc.Inadequate preventative maintenance (PM) performed on the scales of the RPL5 fill line, led to splashing (cross-contamination) between the wells of testosterone
2024-12-03Qualigen IncThree lots of the FastPacks kitted into the FastPack SHBG Complete Kits were labeled with the incorrect expiration date. The following is a listing of affected
2024-07-05DRG International, Inc.Invalid Controls. The Low Control is out of range; too high which causes invalid runs that would result in repeating the runs and delays for reporting results
2022-10-25Siemens Healthcare Diagnostics, Inc.Confirmed an average positive bias of 40% for testosterone concentrations of approximately 660 ng/dL (22.9 nmol/L) and above with the IMMULITE/IMMULITE 1000 Tot
2019-11-06Qualigen IncThe chemiluminescent immunoassay has been noted to have higher than expected results which may result in inaccurate quantitative determinations of Sex Hormone B
2019-05-21DRG Instruments GmbHSalivary assay may observe a higher percentage of samples with 0 pg/ml testosterone or results which are too low. Saliva samples in the low measuring range of t
2018-11-30Tosoh Bioscience Inc
2018-03-21Siemens Healthcare Diagnostics, Inc.The diluent may have an incomplete slit on the septum in the cap of the vial. A diluent cap with a defective septum has the potential to cause erroneously elev

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