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Showing 1–24 of 72 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Shift Work Clear all
Completed No phase listed Observational Accepts healthy volunteers

Sleepiness and Brain Function: The Effect of Armodafinil in Shift Work Sleep Disorder

NCT00688142
View directory record Official record
Conditions
Shift Work Sleep Disorder
Interventions
Not listed
Lead sponsor
Henry Ford Health System
Other
Eligibility
18 Years to 55 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 30, 2010 · Synced Sep 3, 2026, 1:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Pilot Study of Cognitive Behavioral Therapy - Insomnia (CBT-I) Among Professional Firefighters

NCT05087121
View directory record Official record
Conditions
Insomnia, Shift-Work Related Sleep Disturbance
Interventions
Cognitive Behavioral Therapy for Insomnia for Firefighters (CBT-I-F), Fitbit Inspire HR Wrist Worn Device (NCT04176926)
Behavioral · Device
Lead sponsor
Pacific University
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Forest Grove, Oregon
Source: ClinicalTrials.gov public record
Updated Nov 30, 2022 · Synced Sep 3, 2026, 1:23 PM EDT
Not yet recruiting Phase 4 Interventional Accepts healthy volunteers

Sleep Loss and Circadian Misalignment - Mechanisms of Insulin Resistance

NCT07494084
View directory record Official record
Conditions
Shift Work Schedule, Circadian Rhythm, Insulin Resistance, Circadian Misalignment
Interventions
Metyrapone And Hydrocortisone, Dextrose, insulin
Drug
Lead sponsor
Washington State University
Other
Eligibility
18 Years to 45 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Spokane, Washington
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Sep 3, 2026, 1:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Fire Fighter Fatigue Management Program: Operation Fight Fatigue

NCT01672502
View directory record Official record
Conditions
Shift-Work Sleep Disorder, Insomnia, Restless Leg Syndrome, Obstructive Sleep Apnea, Impaired Driving
Interventions
Sleep health education provided via a web-based program, Sleep disorder detection and treatment, Optimization of Sleep in Fire Station
Behavioral · Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
620 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 16, 2016 · Synced Sep 3, 2026, 1:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Real-Time Caffeine Optimization During Total Sleep Deprivation

NCT04399083
View directory record Official record
Conditions
Caffeine, Sleep Deprivation, Shift-Work Related Sleep Disturbance
Interventions
Caffeine
Dietary Supplement
Lead sponsor
University of Arizona
Other
Eligibility
18 Years to 39 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Sep 16, 2021 · Synced Sep 3, 2026, 1:23 PM EDT
Completed Phase 3 Interventional Results available

Extension Study of the Safety and Efficacy of Armodafinil in the Treatment of Patients With Excessive Sleepiness

NCT00228553
View directory record Official record
Conditions
Excessive Daytime Sleepiness, Narcolepsy, Obstructive Sleep Apnea/Hypopnea Syndrome, Chronic Shift Work Sleep Disorder
Interventions
Armodafinil 100 to 250 mg/day
Drug
Lead sponsor
Cephalon
Industry
Eligibility
18 Years to 65 Years
Enrollment
743 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
74
States / cities
Birmingham, Alabama • Phoenix, Arizona • Hot Springs, Arkansas + 64 more
Source: ClinicalTrials.gov public record
Updated Jul 18, 2013 · Synced Sep 3, 2026, 1:23 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Objective Assessment of the Effects of Shift Work on Drowsiness and Driving Impairment in Hospital Staff

NCT01672489
View directory record Official record
Conditions
Impaired Driving, Sleep Driving
Interventions
Not listed
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 13, 2024 · Synced Sep 3, 2026, 1:23 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Does Fatigue Coaching Improve Functioning and Fatigue in Resident Night Shifts

NCT06100809
View directory record Official record
Conditions
Fatigue, Shift Work Type Circadian Rhythm Sleep Disorder
Interventions
Personalized coaching, Nutrition handout
Behavioral
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
Not listed
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 12, 2026 · Synced Sep 3, 2026, 1:23 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Dietary Intervention to Mitigate Adverse Consequences of Night Work

NCT04868526
View directory record Official record
Conditions
Dietary Habits
Interventions
dietary intervention
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 45 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 4, 2025 · Synced Sep 3, 2026, 1:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Exercise Intervention on Well-being in Shift-working Acute Care Nurses

NCT05966805
View directory record Official record
Conditions
Psychological Wellness
Interventions
Exercise training group, Wait-List Control Group
Behavioral
Lead sponsor
AdventHealth
Other
Eligibility
21 Years to 65 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Nov 12, 2025 · Synced Sep 3, 2026, 1:23 PM EDT
Completed Phase 4 Interventional Results available

Efficacy and Tolerability of Armodafinil in Adults With Excessive Sleepiness Associated With Shift Work Disorder

NCT01080807
View directory record Official record
Conditions
Excessive Sleepiness
Interventions
Armodafinil, Matching Placebo
Drug
Lead sponsor
Cephalon
Industry
Eligibility
18 Years to 65 Years
Enrollment
385 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
63
States / cities
Phoenix, Arizona • Tucson, Arizona • Hot Springs, Arkansas + 56 more
Source: ClinicalTrials.gov public record
Updated Jun 19, 2012 · Synced Sep 3, 2026, 1:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Filtered Eyewear to Prevent Light-induced Melatonin Suppression - Aim 1

NCT06310135
View directory record Official record
Conditions
Sleep Quality
Interventions
Filtered Eyewear, Unfiltered Eyewear, No Filters
Device · Other
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Menands, New York
Source: ClinicalTrials.gov public record
Updated Aug 4, 2025 · Synced Sep 3, 2026, 1:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Night Shift Work, On-shift Napping, and Endothelial Function: A Pilot Study

NCT05436951
View directory record Official record
Conditions
Blood Pressure, Endothelial Dysfunction
Interventions
Brief on-shift nap
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 100 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 7, 2024 · Synced Sep 3, 2026, 1:23 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

SleepTrackTXT Feasibility and Pilot Study

NCT02063737
View directory record Official record
Conditions
Fatigue
Interventions
Text-message assessments only, Text-message interventions for high level fatigue
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 4, 2015 · Synced Sep 3, 2026, 1:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Fire Fighter Fatigue Management Program: Operation Healthy Sleep

NCT01988129
View directory record Official record
Conditions
Shift-Work Sleep Disorder, Insomnia, Restless Leg Syndrome, Obstructive Sleep Apnea, Impaired Driving, Injuries
Interventions
Sleep disorders education and screening
Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
1,189 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 15, 2017 · Synced Sep 3, 2026, 1:23 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Effect of Night Float Call on Sleep and Activity Patterns Among Anesthesia Residents

NCT05043038
View directory record Official record
Conditions
Sleep Disorder, Shift Work, Fatigue, Sleep Disturbance
Interventions
Not listed
Lead sponsor
Stanford University
Other
Eligibility
Not listed
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2024
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Dec 17, 2024 · Synced Sep 3, 2026, 1:23 PM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Clinical Trial of Solriamfetol for Excessive Sleepiness Related to Shift Work Disorder

NCT04788953
View directory record Official record
Conditions
Excessive Sleepiness, Shift-work Disorder
Interventions
Solriamfetol Oral Tablet, Placebo
Drug
Lead sponsor
Charles A. Czeisler, PhD, MD
Other
Eligibility
18 Years to 64 Years
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 23, 2025 · Synced Sep 3, 2026, 1:23 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers

The Nuvigil and Provigil Pregnancy Registry

NCT01792583
View directory record Official record
Conditions
Narcolepsy, Obstructive Sleep Apnea, Shift Work Sleep Disorder
Interventions
Modafinil/armodafinil
Drug
Lead sponsor
Cephalon, Inc.
Industry
Eligibility
Female only
Enrollment
191 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2023
U.S. locations
1
States / cities
West Chester, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 4, 2024 · Synced Sep 3, 2026, 1:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Probiotics in Occupational Shift Workers

NCT02951689
View directory record Official record
Conditions
Shift-Work Related Sleep Disturbance, Healthy
Interventions
Probiotic, Placebo
Dietary Supplement
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
22 Years to 55 Years · Female only
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 18, 2018 · Synced Sep 3, 2026, 1:23 PM EDT
Completed No phase listed Observational

Impact of Night Shift Work on 24-hour Blood Glucose Levels

NCT05559762
View directory record Official record
Conditions
Circadian Rhythm; Inversion, Metabolic Disease
Interventions
Not listed
Lead sponsor
Lincoln Memorial University
Other
Eligibility
18 Years to 65 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Spokane, Washington
Source: ClinicalTrials.gov public record
Updated Mar 9, 2025 · Synced Sep 3, 2026, 1:23 PM EDT
Terminated No phase listed Observational

Characterizing Fatigue Experienced by Registered Nurses

NCT03789188
View directory record Official record
Conditions
Fatigue
Interventions
Not listed
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
18 Years and older
Enrollment
313 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 5, 2021 · Synced Sep 3, 2026, 1:23 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Cardiometabolic Risk of Shiftwork

NCT01264913
View directory record Official record
Conditions
Sleep Deprivation, Circadian Dysregulation, Shift-Work Sleep Disorder
Interventions
sleep extension & circadian alignment
Behavioral
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 50 Years
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 2, 2016 · Synced Sep 3, 2026, 1:23 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Breath Biomarkers for Sleep Loss and Circadian Timing

NCT03980340
View directory record Official record
Conditions
Shift-Work Sleep Disorder, Shift Work Type Circadian Rhythm Sleep Disorder, Sleep Disorders, Circadian Rhythm, Sleep Disorders, Intrinsic, Advanced Sleep Phase Syndrome (ASPS), Advanced Sleep Phase Syndrome, Advanced Sleep Phase, Delayed Sleep Phase, Delayed Sleep Phase Syndrome, Non-24 Hour Sleep-Wake Disorder, Irregular Sleep-Wake Syndrome
Interventions
Short Nap Intervention, No Nap Intervention
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 50 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 2, 2025 · Synced Sep 3, 2026, 1:23 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Examination of the Effectiveness of Suvorexant in Improving Daytime Sleep in Shift Workers

NCT02491788
View directory record Official record
Conditions
Sleep Disorder, Shift-Work
Interventions
Suvorexant, Placebo
Drug
Lead sponsor
VA Palo Alto Health Care System
Federal
Eligibility
20 Years to 60 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Jun 30, 2020 · Synced Sep 3, 2026, 1:23 PM EDT