FDA DCM investigation status 2018-2022 — launch, case counts, closure of public updates
Source: FDA Center for Veterinary Medicine (CVM) consumer-facing investigation page "FDA Investigation into Potential Link between Certain Diets and Canine Dilated Cardiomyopathy," retrieved 2026-07-29 via local chromium --dump-dom (the page is JavaScript-rendered; direct curl returns 404/Akamai-blocked). This P2 topic covers the status of the 2018-2022 FDA DCM investigation: when it opened, how many reports were received, and the official end of public updates.
Status claims (verified C1 substrings of source_file)
December 23, 2022: FDA does not intend to release further public updates until there is meaningful new scientific information to share.(FDA's official close of the investigation's public reporting — the last public update date on the page.)Between January 1, 2014 and April 30, 2019, the FDA received 524 reports of DCM (515 canine reports, 9 feline reports).(FDA's published case-count window for the investigation.)Although the FDA first received a few sporadic reports of DCM as early as 2014, the vast majority of the reports were submitted after the agency notified the public about the potential DCM/diet issue in July 2018.(Timeline anchor: FDA began notifying the public in July 2018.)
Scope note
This topic records only the investigation's reported status and counts. For FDA's causal-link conclusion see FDA_DCM_interim_conclusions_no_causal_link; for the grain-free diet focus see FDA_DCM_grain_free_investigation.