Who is sponsoring NCT03533023?

NCT03533023 is sponsored by University of California, San Diego.

What drugs are being tested in NCT03533023?

Interventions in NCT03533023: Time Restricted Eating + Standard of Care, Standard of Care.

What condition does NCT03533023 study?

NCT03533023 studies Shift Workers' Health, Time Restricted Eating, Fasting.

Is NCT03533023 still recruiting?

NCT03533023 is currently completed. Last updated 4 August 2021.

Last reviewed 2021-08-04 · How we verify

NCT03533023

Name: Drug Landscape Pharmaceutical Database
Creator: Drug Landscape
Published: 2026-01-01
License: https://creativecommons.org/licenses/by/4.0/

The Healthy Heroes Study

Completed NA Last updated 4 August 2021

What this trial tests

NA trial testing Time Restricted Eating + Standard of Care in Shift Workers' Health in 153 participants. Completed in 4 March 2021.

Timeline

8 May 2018

Primary endpoint
4 March 2021

4 March 2021

Quick facts

Lead sponsor	University of California, San Diego
Phase	NA
Status	Completed
Study type	INTERVENTIONAL
Allocation	randomized
Design	parallel
Masking	single
Primary purpose	treatment
Enrollment	153
Start date	8 May 2018
Primary completion	4 March 2021
Estimated completion	4 March 2021
Sites	1 location across United States

Drugs / interventions tested

Time Restricted Eating + Standard of Care
Standard of Care

Conditions studied

Shift Workers' Health — all drugs for Shift Workers' Health →
Time Restricted Eating — all drugs for Time Restricted Eating →
Fasting — all drugs for Fasting →

Sponsor

University of California, San Diego

Who can join

Adults 21 to 65, any sex, with Shift Workers' Health or Time Restricted Eating. Patients with the condition only — healthy volunteers not accepted.

Sponsor's own description

This is the first study of its kind to assess and test an intervention to improve biological rhythms and general health of shift workers, specifically first responders with San Diego Fire and Rescue. In a randomized control trial, investigators intend to measure the health impact of Time Restricted Eating in emergency responders who work a 24-hour shift schedule.

Publications & conference data

4 peer-reviewed publications reference this trial (live from Europe PMC):

Time-restricted Eating for the Prevention and Management of Metabolic Diseases.
Manoogian ENC, Chow LS, Taub PR, Laferrère B, et al · · 2022 · cited 223× · PMID 34550357 · DOI 10.1210/endrev/bnab027
Feasibility of time-restricted eating and impacts on cardiometabolic health in 24-h shift workers: The Healthy Heroes randomized control trial.
Manoogian ENC, Zadourian A, Lo HC, Gutierrez NR, et al · · 2022 · cited 142× · PMID 36198291 · DOI 10.1016/j.cmet.2022.08.018
Assessing temporal eating pattern in free living humans through the myCircadianClock app.
Manoogian ENC, Wei-Shatzel J, Panda S. · · 2022 · cited 25× · PMID 34997205 · DOI 10.1038/s41366-021-01038-3
Protocol for a randomised controlled trial on the feasibility and effects of 10-hour time-restricted eating on cardiometabolic disease risk among career firefighters doing 24-hour shift work: the Healthy Heroes Study.
Manoogian ENC, Zadourian A, Lo HC, Gutierrez NR, et al · · 2021 · cited 14× · PMID 34135038 · DOI 10.1136/bmjopen-2020-045537

Verify or expand the search:

Other University of California, San Diego trials

Trials by the same sponsor.

NCT07342543 — Guided Physical Activity Counseling for Hypertension in Primary Care · NA · not yet recruiting
NCT06505317 — Artificial Intelligence for Early Detection of Peripheral Artery Disease · NA · not yet recruiting
NCT07211802 — CKM For Safe Use of SGLT2i in Type 1 Diabetes · Phase 3 · not yet recruiting
NCT07524751 — Culturally Adapted Pain Management for Indigenous Peoples · NA · not yet recruiting
NCT07518784 — Accurate Point of Care Liver Disease Diagnostics (Phase 2) · recruiting

Verify against primary sources

ClinicalTrials.gov — authoritative US registry record
WHO ICTRP — international registry index
EU Clinical Trials Register
Sponsor press releases (Google)

Data sources for this page

Trial protocol + status: ClinicalTrials.gov NCT03533023 (US National Library of Medicine, public domain)
Publications: Europe PMC API search by NCT ID, retrieved 10 June 2026
Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
Sponsor: as reported to ClinicalTrials.gov by University of California, San Diego
Last refreshed: 4 August 2021

Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT03533023.

Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing