- 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
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Showing 1–7
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- Conditions
- Withdrawal Symptoms
- Interventions
- SSB withdrawal
- Behavioral
- Lead sponsor
- University of California, Berkeley
- Other
- Eligibility
- 13 Years to 18 Years
- Enrollment
- 28 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2013 – 2014
- U.S. locations
- 1
- States / cities
- Oakland, California
- Conditions
- Caffeine Use Disorder (DSM-5 Condition for Further Study)
- Interventions
- Manual-based treatment for caffeine dependence
- Behavioral
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 82 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2017
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Self-identified Problematic Caffeine Use, DSM-IV Substance Dependence as Applied to Caffeine
- Interventions
- Individualized caffeine cessation instructions
- Behavioral
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 94 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2001 – 2009
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Sleep, Mood, Caffeine Withdrawal, Anxiety, Productivity
- Interventions
- Clevr Sleeptime, Clevr Matcha, Clevr Chai
- Other
- Lead sponsor
- Clevr Blends
- Industry
- Eligibility
- 28 Years to 42 Years · Female only
- Enrollment
- 32 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2024
- U.S. locations
- 1
- States / cities
- Santa Monica, California
- Conditions
- Caffeine Dependence, Anxiety, Sleep Disturbance, Gastrointestinal Dysfunction, Sleep Initiation and Maintenance Disorders, Caffeine; Sleep Disorder, Caffeine, Caffeine-Induced Anxiety Disorder, Caffeine Withdrawal, Caffeine-Induced Sleep Disorder, Without Use Disorder, Caffeine Abuse, Insomnia, Anxiety Disorders, Sleep Disorder, Heartburn, Diarrhea
- Interventions
- Caffeine Reduction Manual
- Behavioral
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 109 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2020 – 2023
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Pediatric Obesity, Diet, Food, and Nutrition
- Interventions
- Commercially-available caffeine-free soda, Carbonated water, Regular soda
- Behavioral
- Lead sponsor
- George Washington University
- Other
- Eligibility
- 8 Years to 11 Years
- Enrollment
- 29 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2021
- U.S. locations
- 1
- States / cities
- Washington D.C., District of Columbia