FDA product code · Clinical toxicology
Drug Metabolizing Enzyme Genotyping Systems
11 FDA decisions since 2004. 510(k) reviews decided 2021–2025 took a median of 440 days (half between 440 and 440). 3 recalls name this code, 0 of them Class I. The most-cited predicate is K043576, named by 3 later devices.
Intended to identify the presence or absence of human genotypic markers encoding drug metaboizing enzymes using dna originating from clinical samples. This type of assay can be used as an aid determining treatment choice and individualizing treatment dose for therapeutics that are metabolized primarily by the specific enzyme tested by the system.
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly Download the data (CSV)
Twenty years of NTI 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 · NTI
1in 2023
2026 to Oct 25, outlined.
Median 510(k) review, days · NTI
116in 2013
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · NTI
1in 2011
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · NTI
2in 2011
MAUDE reports naming product code NTI, 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 | — | 2 | 1 |
| 2008 | 0 | — | 0 | 0 |
| 2009 | 0 | — | 0 | 1 |
| 2010 | 2 | — | 0 | 1 |
| 2011 | 0 | — | 1 | 2 |
| 2012 | 1 | — | 0 | 0 |
| 2013 | 3 | 116 | 0 | 0 |
| 2014 | 0 | — | 0 | 0 |
| 2015 | 0 | — | 0 | 0 |
| 2016 | 0 | — | 0 | 0 |
| 2017 | 1 | — | 0 | 0 |
| 2018 | 0 | — | 0 | 0 |
| 2019 | 0 | — | 0 | 0 |
| 2020 | 0 | — | 0 | 0 |
| 2021 | 0 | — | 0 | 0 |
| 2022 | 0 | — | 0 | 0 |
| 2023 | 1 | — | 0 | 0 |
| 2024 | 0 | — | 0 | 0 |
| 2025 | 0 | — | 0 | 0 |
| 2026 | 0 | — | 0 | — |
Planning a device in NTI? 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 862.3360.