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Showing 1–24 of 207 matching trials from the live ClinicalTrials.gov search.
Conditions
HIV Infections
Interventions
GSK3640254 200 mg, Caffeine 200 mg, Metoprolol 100 mg, Montelukast 10 mg, Flurbiprofen 100 mg, Omeprazole 40 mg, Midazolam 5 mg (2.5 mL), Digoxin 0.25 mg, Pravastatin 40 mg
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
18 Years to 50 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Las Vegas, Nevada
Conditions
Venous Thromboembolic Disease, Pulmonary Embolism and Thrombosis, Deep Vein Thrombosis, Hospitalism
Interventions
EHR (electronic health record) alert, No EHR (electronic health record) alert
Other
Lead sponsor
Scott C. Woller, MD
Other
Eligibility
18 Years to 110 Years
Enrollment
152,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Murray, Utah
Enrolling by invitation No phase listed Observational

Tornier HRS (Humeral Reconstruction System) Study (REVIVE)

NCT05500066
Conditions
Rheumatoid Arthritis, Osteoarthritis Shoulder, Fractures Humerus, Avascular Necrosis, Correction of Functional Deformity, Traumatic Arthritis, Revision of Other Devices if Sufficient Bone Stock Remains, Rotator Cuff Tears
Interventions
Tornier HRS (HUMERAL RECONSTRUCTION SYSTEM) shoulder system
Device
Lead sponsor
Stryker Trauma and Extremities
Industry
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2036
U.S. locations
4
States / cities
Denver, Colorado • Bradenton, Florida • Tampa, Florida + 1 more
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Effects of Caffeine and Intermittent Hypoxia on Leg Function in Human Spinal Cord Injury

NCT02323698
Conditions
Spinal Cord Injuries
Interventions
Caffeine, AIH, Placebo, SHAM
Drug · Other
Lead sponsor
Spaulding Rehabilitation Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Cambridge, Massachusetts
Conditions
Healthy Volunteer
Interventions
[18F]MNI-444
Drug
Lead sponsor
Invicro
Other
Eligibility
30 Years and older
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
New Haven, Connecticut
Completed Not applicable Interventional Accepts healthy volunteers

Coffee and Real-time Atrial and Ventricular Ectopy

NCT03671759
Conditions
Premature Atrial Contractions, Premature Ventricular Contractions
Interventions
Start: On Caffeine, Start: Off Caffeine
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
108 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
San Francisco, California
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
L-theanine, Caffeine, L-theanine-Caffeine Combination, Placebo
Dietary Supplement · Other
Lead sponsor
Texas Tech University
Other
Eligibility
8 Years to 17 Years · Male only
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Lubbock, Texas
Terminated Not applicable Interventional Accepts healthy volunteers

Impact of Sleep Deprivation and Caffeine in Medical Professionals

NCT04273841
Conditions
Sleep Deprivation, Performance
Interventions
Military Energy Gum, Placebo Gum
Dietary Supplement
Lead sponsor
Walter Reed Army Institute of Research (WRAIR)
Federal
Eligibility
18 Years to 50 Years
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2024
U.S. locations
1
States / cities
Silver Spring, Maryland
Conditions
Congestive Heart Failure
Interventions
No Intervention
Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 80 Years
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
21
States / cities
Birmingham, Alabama • Beverly Hills, California • Aurora, Colorado + 17 more
Recruiting Phase 1Phase 2 Interventional Accepts healthy volunteers

Dex +/- Caffeine Sedation in a Post-MRI Recovery in a Pediatric Population

NCT06538584
Conditions
Enhanced Recovery After Surgery in a Pediatric Population
Interventions
Caffeine citrate 15mg/kg, 0.9% Sodium Citrate
Drug
Lead sponsor
University of Chicago
Other
Eligibility
3 Years to 12 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Completed Not applicable Interventional Accepts healthy volunteers

Dose Effect of a Plant Extract on Fatigue

NCT03870126
Conditions
Mental Energy, Physical Performance
Interventions
Flavored beverage
Other
Lead sponsor
PepsiCo Global R&D
Industry
Eligibility
18 Years to 49 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Athens, Georgia
Conditions
Polycythemia Vera
Interventions
PTG-300, Placebo
Drug
Lead sponsor
Protagonist Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
14
States / cities
Phoenix, Arizona • Greenbrae, California • Palo Alto, California + 10 more
Conditions
Exercise Physiology, Nutritional Supplementation
Interventions
Caffeine, L-Citrulline, Exogenous Ketone (Beta-Hydroxybutyrate), placebo beverage
Dietary Supplement · Other
Lead sponsor
St. Louis University
Other
Eligibility
18 Years to 35 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Alertness
Interventions
Flavored caffeinated beverage
Other
Lead sponsor
PepsiCo Global R&D
Industry
Eligibility
18 Years to 55 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Dilworth, Minnesota
Conditions
Food Insecurity, Undernutrition, Diet Quality, Nutrition Knowledge
Interventions
Food Voucher + SBCC (PhP 3,000), Food Voucher + SBCC (PhP 5,000), Food Voucher + SBCC (PhP 8,000)
Behavioral
Lead sponsor
International Food Policy Research Institute
Other
Eligibility
0 Months to 99 Years
Enrollment
5,320 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Conditions
Coronary Artery Disease
Interventions
Cardiac SPECT imaging Rest and Stress, Caffeine
Procedure · Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 80 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2004
U.S. locations
1
States / cities
Madison, Wisconsin
Withdrawn No phase listed Observational

Revive Toric RWE Study

NCT06785194
Conditions
Astigmatism
Interventions
REVIVE samfilcon B custom toric contact lenses
Device
Lead sponsor
Bausch & Lomb Incorporated
Industry
Eligibility
18 Years and older
Timeline
2026
U.S. locations
3
States / cities
Orange Park, Florida • Canton, Georgia
Conditions
Fatigue; Muscle, Heart, Fatigue, Mental
Interventions
Oral Pouch - Nicotine, Oral Pouch - Caffeine, Oral Pouch - Placebo
Other
Lead sponsor
University of Southern Mississippi
Other
Eligibility
21 Years to 40 Years · Male only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Hattiesburg, Mississippi
Completed Phase 1 Interventional Accepts healthy volunteers

Drug Interaction Study With a Potential Alzheimer's Disease Compound

NCT00726726
Conditions
Alzheimer Disease
Interventions
Interacting drugs - Cooperstown Cocktail (midazolam, warfarin, (+ vitamin K), caffeine, omeprazole and dextromethorphan), BMS-708163, BMS-708163 + Cooperstown Cocktail
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 45 Years · Male only
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
Hamilton, New Jersey
Conditions
Chemotherapy-induced Nausea and Vomiting
Interventions
Rolapitant, Digoxin, Sulfasalazine, Cooperstown Cocktail
Drug
Lead sponsor
Tesaro, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Not applicable Interventional Accepts healthy volunteers

Pre-workout Supplement Versus Caffeine on Energy Expenditure.

NCT04539054
Conditions
Healthy
Interventions
ENGN Shred, Nutricost caffeine powder, Crystal Light
Dietary Supplement
Lead sponsor
Northern Illinois University
Other
Eligibility
19 Years to 29 Years · Male only
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
DeKalb, Illinois
Completed Early Phase 1 Interventional Accepts healthy volunteers

Interaction of Caffeine and Hydration on Voice

NCT01435837
Conditions
Voice Disorders
Interventions
C2 (200mg of caffeine; 1/2 L of water), C3(200mg of caffeine; 1 L of water), C1 (200mg of caffeine, no water), Placebo (no caffeine, no water).
Drug
Lead sponsor
Southern Illinois University Carbondale
Other
Eligibility
18 Years to 35 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
1
States / cities
Carbondale, Illinois
Completed Not applicable Interventional Accepts healthy volunteers

Acute Effects of PLT Health Solutions zümXR Extended-Release Caffeine

NCT06441695
Conditions
Caffeine, Cognitive Change, Mood, Mood Change
Interventions
xumXR extended release caffeine, immediate release caffeine
Dietary Supplement
Lead sponsor
Applied Science & Performance Institute
Industry
Eligibility
35 Years to 50 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Tampa, Florida
Completed Early Phase 1 Interventional Accepts healthy volunteers

The Pharmacodynamics of Cannabinoid-Caffeine Combinations

NCT05478863
Conditions
Behavioral Pharmacology of Cannabinoids
Interventions
Oral Placebo, Oral THC, Oral CBD, Oral Caffeine
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 55 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Baltimore, Maryland