FDA product code · Microbiology
Procalcitonin Assay
8 FDA decisions since 2017. 510(k) reviews decided 2021–2025 took a median of 207 days (half between 207 and 207). 1 recall names this code; it is not Class I. The most-cited predicate is K171338, named by 6 later devices.
To aid in decision making on antibiotic therapy, including antibiotic initiation and discontinuation, for inpatients or patients in the Emergency Department, with suspected or confirmed lower respiratory tract infections (LRTI) defined as community-acquired pneumonia (CAP), acute bronchitis, and acute exacerbation of Chronic Obstructive Pulmonary Disease (AECOPD).
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly Download the data (CSV)
Twenty years of PRI 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 · PRI
1in 2022
2026 to Oct 25, outlined.
Median 510(k) review, days · PRI
92in 2017
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · PRI
1in 2021
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · PRI
5in 2025
MAUDE reports naming product code PRI, 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 | 0 |
| 2009 | 0 | — | 0 | 0 |
| 2010 | 0 | — | 0 | 0 |
| 2011 | 0 | — | 0 | 0 |
| 2012 | 0 | — | 0 | 0 |
| 2013 | 0 | — | 0 | 0 |
| 2014 | 0 | — | 0 | 0 |
| 2015 | 0 | — | 0 | 0 |
| 2016 | 0 | — | 0 | 0 |
| 2017 | 4 | 92 | 0 | 0 |
| 2018 | 2 | — | 0 | 1 |
| 2019 | 0 | — | 0 | 4 |
| 2020 | 1 | — | 0 | 3 |
| 2021 | 0 | — | 1 | 157 |
| 2022 | 1 | — | 0 | 16 |
| 2023 | 0 | — | 0 | 12 |
| 2024 | 0 | — | 0 | 11 |
| 2025 | 0 | — | 0 | 5 |
| 2026 | 0 | — | 0 | — |
Planning a device in PRI? 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 866.3215.