FDA product code · Clinical toxicology
Gas Chromatography, Diphenylhydantoin
2 FDA decisions since 1978. No recall names this code.
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly Download the data (CSV)
Twenty years of DKH 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 · DKH
FDA has decided no DKH device since 2007.
Median 510(k) review, days · DKH
Too few DKH 510(k)s in any year since 2007 to give a median.
Recalls per year · DKH
No recall names DKH since 2007.
Adverse event reports per year · DKH
9in 2013
MAUDE reports naming product code DKH, not matched to any one device; reports are not rates.
View these four charts as a table
| Year | Decisions | Median 510(k) review, days | Recalls (Class I) | MAUDE reports |
|---|---|---|---|---|
| 2007 | 0 | — | 0 | 0 |
| 2008 | 0 | — | 0 | 1 |
| 2009 | 0 | — | 0 | 2 |
| 2010 | 0 | — | 0 | 4 |
| 2011 | 0 | — | 0 | 4 |
| 2012 | 0 | — | 0 | 15 |
| 2013 | 0 | — | 0 | 9 |
| 2014 | 0 | — | 0 | 0 |
| 2015 | 0 | — | 0 | 0 |
| 2016 | 0 | — | 0 | 0 |
| 2017 | 0 | — | 0 | 0 |
| 2018 | 0 | — | 0 | 0 |
| 2019 | 0 | — | 0 | 0 |
| 2020 | 0 | — | 0 | 0 |
| 2021 | 0 | — | 0 | 0 |
| 2022 | 0 | — | 0 | 0 |
| 2023 | 0 | — | 0 | 0 |
| 2024 | 0 | — | 0 | 0 |
| 2025 | 0 | — | 0 | 0 |
| 2026 | 0 | — | 0 | — |
Planning a device in DKH? 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) ReportRelated product codes
Other codes under 21 CFR 862.3350.