Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 5, 2026, 12:41 PM EDT

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Showing 1–24 of 49 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Sleep Quality
Interventions
Risk Stratification, Usual Care
Behavioral
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
166 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Pharmacokinetics
Interventions
250 mg encapsulated caffeine
Other
Lead sponsor
PepsiCo Global R&D
Industry
Eligibility
18 Years to 55 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
St. Petersburg, Florida
Conditions
Apnea of Prematurity, Intraventricular Hemorrhage, Brain Injury
Interventions
Caffeine citrate
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
24 Weeks to 30 Weeks
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2015
U.S. locations
1
States / cities
St Louis, Missouri
Completed Not applicable Interventional Accepts healthy volunteers

Guayusa: The Effect of an Herbal Extract on Alertness and Mental Fatigue

NCT05530915
Conditions
Attention Difficulties
Interventions
Gel capsule
Other
Lead sponsor
PepsiCo Global R&D
Industry
Eligibility
18 Years to 55 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Addison, Illinois
Conditions
Satiety in Healthy Volunteers
Interventions
Erythritol, Aspartame
Dietary Supplement
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 40 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Gainesville, Florida
Not listed Not applicable Interventional

Detecting PNES With Single-channel sEMG

NCT03313362
Conditions
Epilepsy, Motor Partial, Psychogenic Seizures
Interventions
SPEAC System, video EEG
Device
Lead sponsor
Brain Sentinel
Other
Eligibility
22 Years to 99 Years
Enrollment
71 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
3
States / cities
Durham, North Carolina • Houston, Texas • Richmond, Virginia
Conditions
Palliative Care
Interventions
Generalist + Specialist palliative care, Pre-Intervention phase
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
18,884 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Acute Kidney Injury
Interventions
Level A, Level B, Passive Alert
Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
698 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
8
States / cities
Altoona, Pennsylvania • Farrell, Pennsylvania • McKeesport, Pennsylvania + 3 more
Conditions
Gestational Diabetes Mellitus, Hypertension in Pregnancy, Dysglycemia
Interventions
OB Provider Clinical Decision Support (CDS), Patient Education (OB Visit), Text messaging, Patient Outreach, Primary Care Provider Clinical Decision Support (CDS), Patient Education (Primary Care Visit)
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older · Female only
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
2
States / cities
Chicago, Illinois
Conditions
Pediatric Obesity
Interventions
Interruptive Clinical Decision Support
Behavioral
Lead sponsor
Yale University
Other
Eligibility
Not listed
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers

Whole Coffee Cherry Study

NCT04986956
Conditions
Effect of Drug
Interventions
Whole coffee cherry extract, Placebo
Dietary Supplement
Lead sponsor
Auburn University
Other
Eligibility
40 Years to 65 Years
Enrollment
323 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Auburn, Alabama
Conditions
Neonatal Apnea, Infants
Interventions
Caffeine Citrate
Drug
Lead sponsor
University of Rochester
Other
Eligibility
0 Days to 27 Weeks
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Rochester, New York
Completed Not applicable Interventional Accepts healthy volunteers Results available

CBT-I on Alcohol Treatment Outcomes Among Veterans

NCT03806491
Conditions
Insomnia, Alcohol Use Disorder
Interventions
Cognitive Behavioral Therapy for Insomnia, Sleep Hygiene, Alcohol Use Disorder Treatment as Usual
Behavioral
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years and older
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Columbia, Missouri
Conditions
Overactive Bladder
Interventions
(VERV™ System), Sham version of (VERV™ System)
Device
Lead sponsor
Ethicon Endo-Surgery
Industry
Eligibility
18 Years and older
Enrollment
163 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
14
States / cities
Tucson, Arizona • Murrieta, California • Washington D.C., District of Columbia + 11 more
Completed Not applicable Interventional Accepts healthy volunteers

Effects of a Cocoa Shot on the Human Brain 2

NCT02080845
Conditions
Caffeine
Interventions
no caffeine, high caffeine, no theobromine, low theobromine, high theobromine
Dietary Supplement
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 55 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Caffeine/Propranolol Intervention for Acute Migraine

NCT01080677
Conditions
Migraine Disorders
Interventions
caffeine/propranolol combination tablet, placebo
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 50 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
Stanford, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effect of Phytochemicals From Theobroma Cacao on Mental Energy

NCT01651793
Conditions
Mental Fatigue
Interventions
Caffeinated cocoa, Cocoa, Caffeine, Placebo
Other
Lead sponsor
University of Georgia
Other
Eligibility
18 Years to 34 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Athens, Georgia
Active, not recruiting Phase 1 Interventional

Dose Optimization of Caffeine for HIE

NCT06448780
Conditions
Hypoxic-Ischemic Encephalopathy
Interventions
Caffeine citrate 20 mg/kg, Caffeine citrate 30 mg/kg
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
Up to 24 Hours
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
2
States / cities
Chapel Hill, North Carolina • Wilmington, North Carolina
Conditions
Hypotension, Acute Kidney Injury
Interventions
Nudge to reduce intraoperative hypotension
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
30,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
4
States / cities
Los Angeles, California • Santa Monica, California
Conditions
Hypertension
Interventions
Intervention group was asked to take their BP daily and rate their motivation level and communicate with the research assistant. Their level will trigger the appropriate behavioral change SMS prompt.
Behavioral
Lead sponsor
University of Nevada, Las Vegas
Other
Eligibility
18 Years to 29 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Las Vegas, Nevada
Completed Not applicable Interventional Accepts healthy volunteers

Effects of a Cocoa Shot on the Human Brain

NCT01924481
Conditions
Caffeine, Flavonoids
Interventions
High Caffeine, Low caffeine, High theobromine, low theobromine, No theobromine
Dietary Supplement
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 38 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Terminated Not applicable Interventional Accepts healthy volunteers

Effects of High Caffeine Content Coffee on Blood Pressure in Young Adults

NCT04060225
Conditions
High Blood Pressure
Interventions
Coffee
Other
Lead sponsor
University of Rochester
Other
Eligibility
18 Years to 30 Years
Enrollment
1 participant
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Rochester, New York
Conditions
HIV Infections, Substance Use Disorders, Mental Health Disorder, Addiction, Opioid Use, Drug Use
Interventions
Collaborative Care Model
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 99 Years
Enrollment
405 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Not applicable Interventional Results available

Realtime Streaming Clinical Use Engine for Medical Escalation

NCT04026555
Conditions
Clinical Deterioration, Hospital Medicine, Monitoring, Physiologic
Interventions
MEWS++ Monitoring, Predictor Score
Other
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
2,780 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
New York, New York