- 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
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Showing 25–34
of 10
matching trials from the live ClinicalTrials.gov search.
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- Conditions
- Primary Open Angle Glaucoma
- Interventions
- Caffeinated Coffee, Decaffeinated Coffee
- Other
- Lead sponsor
- Massachusetts Eye and Ear Infirmary
- Other
- Eligibility
- 40 Years to 89 Years
- Enrollment
- 112 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2010 – 2012
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- 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
- Burnout, Professional
- Interventions
- Daily Supplementation with Coffee
- Dietary Supplement
- Lead sponsor
- NYU Langone Health
- Other
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 39 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- PACU Length of Stay, Postoperative Nausea, Postoperative Vomiting, Patient Satisfaction
- Interventions
- Coffee
- Dietary Supplement
- Lead sponsor
- TriHealth Inc.
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 178 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018 – 2023
- U.S. locations
- 1
- States / cities
- Cincinnati, Ohio
- Conditions
- Type1diabetes, Type1 Diabetes Mellitus, Diabetic Kidney Disease, Juvenile Diabetes, Diabetic Nephropathies, Diabetes Complications, Diabetes, Autoimmune
- Interventions
- Starbucks® Cold brew - 325ml bottle
- Drug
- Lead sponsor
- University of Colorado, Denver
- Other
- Eligibility
- 12 Years to 21 Years
- Enrollment
- 10 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2021
- U.S. locations
- 1
- States / cities
- Aurora, Colorado
- Conditions
- Hyperglycemia
- Interventions
- Placebo Comparator, Light Roasted Coffee, Medium Roasted Coffee, Dark Roasted Coffee
- Dietary Supplement
- Lead sponsor
- North Carolina State University
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 19 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2021
- U.S. locations
- 1
- States / cities
- Raleigh, North Carolina
- Conditions
- Fatigue, Mental, Alertness, Mood, Motivation, Cognitive Performance
- Interventions
- Cherry-flavored still beverage, Placebo cherry-flavored still beverage
- Dietary Supplement · Other
- Lead sponsor
- PepsiCo Global R&D
- Industry
- Eligibility
- 17 Years to 50 Years
- Enrollment
- 30 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016
- U.S. locations
- 1
- States / cities
- Athens, Georgia
- Conditions
- Atrial Fibrillation
- Interventions
- Intravenous caffeine, Masked Placebo
- Other
- Lead sponsor
- Kansas City Heart Rhythm Research Foundation
- Other
- Eligibility
- 21 Years to 90 Years
- Enrollment
- 100 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2026
- U.S. locations
- 9
- States / cities
- Loma Linda, California • Overland Park, Kansas • Independence, Missouri + 2 more
- Conditions
- Postoperative Ileus
- Interventions
- caffeinated coffee
- Other
- Lead sponsor
- University of Massachusetts, Worcester
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 44 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2011
- U.S. locations
- 1
- States / cities
- Worcester, Massachusetts