- 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
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Search by objective public record fields.
Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
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Showing 1–15
of 15
matching trials from the live ClinicalTrials.gov search.
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- Conditions
- Healthy Volunteers
- Interventions
- 2mg of Albuterol, 4mg of Albuterol, 100mg of Caffeine, 200mg of Caffeine, Albuterol 2mg & Caffeine 100mg, Albuterol 2mg and Caffeine 200mg, Albuterol 4mg and Caffeine 100mg, Albuterol 4mg and Caffeine 200mg
- Drug
- Lead sponsor
- Pennington Biomedical Research Center
- Other
- Eligibility
- 18 Years to 50 Years
- Enrollment
- 8 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2009 – 2011
- U.S. locations
- 1
- States / cities
- Baton Rouge, Louisiana
- Conditions
- Obesity, Rhinitis, Rhinitis, Allergic, Respiratory Sounds, Dyspnea, Headache, Migraine Disorders, Arthritis, Arthralgia, Anxiety, Sleep Initiation and Maintenance Disorders, Sleep Deprivation
- Interventions
- Vitamin A, Vitamin B6, Vitamin C, Nicotinamide, Vitamin D3, Vitamin E, Broccoli, Spinach, Caffeine, Coffee, Axon Eyewear, Chocolate
- Dietary Supplement · Other · Device
- Lead sponsor
- Verifomics LLC
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 16 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016
- U.S. locations
- 1
- States / cities
- Dallas, Texas
- Conditions
- L-theanine
- Interventions
- Theanine, Caffeine, Theanine-Caffeine Combination, Placebo
- Other
- Lead sponsor
- Texas Tech University
- Other
- Eligibility
- 18 Years to 60 Years · Male only
- Enrollment
- 9 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016
- U.S. locations
- 1
- States / cities
- Lubbock, Texas
- Conditions
- Physiological Stress
- Interventions
- mental stress task
- Other
- Lead sponsor
- Texas State University
- Other
- Eligibility
- 18 Years to 40 Years
- Enrollment
- 109 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2023
- U.S. locations
- 1
- States / cities
- San Marcos, Texas
- Conditions
- Energy, Focus, Caffeine Withdrawal
- Interventions
- Paraxanthine 200 mg, Paraxanthine 300 mg, Placebo
- Other
- Lead sponsor
- Iovate Health Sciences International Inc
- Industry
- Eligibility
- 18 Years to 35 Years
- Enrollment
- 45 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023
- U.S. locations
- 1
- States / cities
- Santa Monica, California
- Conditions
- Healthy, Caffeine, Adenosine, Dopamine D2/3 Receptor Availability
- Interventions
- Caffeine (200 mg), Placebo
- Drug
- Lead sponsor
- Hsiao-Ying Wey
- Other
- Eligibility
- 18 Years to 45 Years
- Enrollment
- 12 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2026
- U.S. locations
- 1
- States / cities
- Charlestown, Massachusetts
- Conditions
- Neutrophil Chemotactic Response
- Interventions
- Exercise, ProLab 200mg caffeine capsule, Ethanol ingestion, Glucose Tolerance Drink
- Behavioral · Drug · Other
- Lead sponsor
- University of Wisconsin, Madison
- Other
- Eligibility
- 21 Years to 60 Years
- Enrollment
- 47 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2014 – 2019
- U.S. locations
- 1
- States / cities
- Madison, Wisconsin
- 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
- Conditions
- Overactive Bladder, Caffeine, Menopause
- Interventions
- 400 mg of caffeine/day (Two 200mg pills/day), 200 mg of caffeine/day (One 200mg pill and one placebo pill), Two placebo pills/day
- Dietary Supplement
- Lead sponsor
- Loma Linda University
- Other
- Eligibility
- 58 Years and older · Female only
- Enrollment
- 55 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2014 – 2018
- U.S. locations
- 1
- States / cities
- Loma Linda, California
- 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
- Adolescent Idiopathic Scoliosis
- Interventions
- Caffeine Tablet, Placebo
- Drug
- Lead sponsor
- Children's Mercy Hospital Kansas City
- Other
- Eligibility
- 12 Years to 17 Years
- Enrollment
- 61 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2024
- U.S. locations
- 1
- States / cities
- Kansas City, Missouri
- Conditions
- Healthy Volunteers
- Interventions
- Propranolol, Pindolol, Dantrolene, Magnesium Sulfate, Caffeine, Qsymia, Topiramate, Phentermine, Naltrexone, Mirabegron 50mg, Mirabegron 200mg, Placebo Cohort 1, Placebo Cohort 2, Placebo for Mirabegron
- Drug · Behavioral
- Lead sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
- NIH
- Eligibility
- 18 Years to 35 Years · Male only
- Enrollment
- 47 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2014 – 2024
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Sleep Deprivation, Caffeine
- Interventions
- Caffeine Gum, Placebo Gum
- Dietary Supplement · Other
- Lead sponsor
- University of Arizona
- Other
- Eligibility
- 18 Years to 39 Years
- Enrollment
- 180 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2026
- U.S. locations
- 2
- States / cities
- Tucson, Arizona
- Conditions
- Dehydration, Dehydration Related to Exercise
- Interventions
- carbohydrate electrolyte drink, no-sugar electrolyte drink, Caffeinated Carbohydrate and electrolyte drink, Water (Placebo)
- Dietary Supplement
- Lead sponsor
- Arizona State University
- Other
- Eligibility
- 18 Years to 55 Years
- Enrollment
- 26 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025
- U.S. locations
- 1
- States / cities
- Phoenix, Arizona