510(k) Report

FDA product code · Clinical chemistry

Radioimmunoassay, Testosterones And Dihydrotestosterone

CDZClass I21 CFR 862.1680510(k) required89 decisions since 19789 recalls

89 FDA decisions since 1978. 510(k) reviews decided 2021–2025 took a median of 157 days (half between 95 and 241). 9 recalls name this code, 0 of them Class I. The most-cited predicate is K093421, named by 5 later devices.

Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly, last Nov 3, 2026 Download the data (CSV)

FIG. A — Illustration, clinical chemistry panel

Twenty years of CDZ at a glance: how often FDA decides these devices, how long 510(k) reviews take, how often they are recalled, and how many adverse event reports name the code.

FDA decisions per year · CDZ

2in 2024

2007: 12009: 12010: 22011: 22012: 12013: 12014: 12015: 22016: 42018: 12019: 42020: 12022: 12023: 12024: 22026 (partial year): 1
2007high 4 (2016) · low 0 (2008)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · CDZ

141in 2019

2016: 276 days median2019: 141 days median
2007high 276 (2016) · low 141 (2019)2026

Receipt to decision; years with fewer than 3 clearances left blank.

Recalls per year · CDZ

1in 2025

2010: 12013: 12018: 12022: 12024: 12025: 12026 (partial year): 1
2007high 1 (2010) · low 0 (2007)2026

Class I (0 since 2007) Class II/III not classified

Adverse event reports per year · CDZ

17in 2025

2007: 62008: 32009: 12010: 12011: 192012: 92013: 72014: 102015: 72016: 52017: 122018: 52019: 32020: 122021: 72022: 32023: 102024: 112025: 17
2007high 19 (2011) · low 1 (2009)2025

MAUDE reports naming product code CDZ, not matched to any one device; reports are not rates.

View these four charts as a table
YearDecisionsMedian 510(k) review, daysRecalls (Class I)MAUDE reports
20071—06
20080—03
20091—01
20102—11
20112—019
20121—09
20131—17
20141—010
20152—07
2016427605
20170—012
20181—15
2019414103
20201—012
20210—07
20221—13
20231—010
20242—111
20250—117
20261—1—
FIG. 1 — CDZ by year, 2007–2026Sources: FDA decision databases, recall and enforcement reports, MAUDE · Data through Oct 25, 2026

Planning a device in CDZ? A 510(k) Report ranks candidate predicates in this code by lineage, citations and recall history, with the review-time outlook.

See the 510(k) Report