Clinical trials: Caffeine-Related Disorders
Dancesport Performance
Effects of Combined Rhodiola Rosea and Caffeine Supplementation on Dancesport Performance
This study evaluates the effects of caffeine, Rhodiola rosea, and their combined supplementation on dancesport-specific performance in male collegiate dancesport athletes.
- Trial name
- RHO-CAF-DanceS (NCT07690085)
- Testing
- Caffeine, Rhodiola Rosea Capsules, Standardized cowboy-dance-specific training program
- Where
- China
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Beijing Sport University
Coronary Disease
The Impact of Caffeine on Brachial Endothelial Function in Healthy Subjects and in Patients With Ischemic Heart Disease
Prior work (Chris, M. et al, Clinical Science 2005; 109, 55-60) has demonstrated that drinking a cup of coffee (80-100 mg of caffeine) an hour before endothelium-dependent FMD (flow-mediated dilatation) of the brachial artery…
- Trial name
- NCT00564824
- Testing
- Caffeine
- Where
- Israel
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Sheba Medical Center
Adult Population
The Acute Effects of Caffeine on Exercise and Cognition
The effects of moderate intensity aerobic exercise and caffeine ingestion on cognition (more specifically working memory) in non-caffeine drinker and caffeine drinkers will be examined.
- Trial name
- AEC (NCT03400423)
- Testing
- Caffeine, Moderate Intensity Exercise
- Where
- Canada
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Western University, Canada
Healthy, Alcohol Drinking
Binge Drinking of Alcohol Mixed With Energy Drinks
The purpose of the study is to assess the relevance of gender in the acute effects (subjective, physiological and driving-related skills) observed after controlled administration of alcohol in a binge-drinking pattern mixed with…
- Trial name
- ENERGYBINGE (NCT04616859)
- Testing
- Alcohol and Energy Drink (AmED)
- Where
- Spain
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Fundació Institut Germans Trias i Pujol
Caffeine
Caffeinated Gum Softball Performance
The purpose of this study was to investigate the effects of caffeinated chewing gum on female softball pitching and hitting performance.
- Trial name
- NCT06079996
- Testing
- CAFFEINE GUM
- Where
- Taiwan
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Chih-Hui Chiu
Cognitive Performance
Assessing the Effectiveness of an N-of-1 Platform Using Study of Cognitive Enhancers
The growing consumer-grade molecular and digital wellness market is generating unprecedented volumes of information to support decision-making around individual health.
- Trial name
- NCT04056650
- Testing
- L-theanine, Caffeine supplement, N1 app
- Where
- United States
- Volunteers
- 57 people, healthy volunteers welcome
- Sponsor
- Icahn School of Medicine at Mount Sinai
Beetroot Juice, Caffeine
Acute Effects of Beetroot Juice and Caffeine Co-ingestion on Lower-limb Strength and Muscular Endurance in Females
The aim of this study is to evaluate the acute effects of beetroot juice and caffeine, consumed individually or in combination, on lower-limb strength and muscular endurance in physically active women.
- Conditions
- Beetroot Juice, Caffeine, Placebo, Beetroot Juice with Caffeine Co-ingestion
- Trial name
- NCT06758323
- Testing
- Beetroot juice combined with caffeine (COM)
- Where
- Spain
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Jose Manuel Jurado Castro
Neoplasms
Pharmacokinetic Drug-Drug Interaction Study of Rucaparib
The purpose of this study is to assess pharmacokinetic concentrations of multiple probes alone followed by assessment of the same drug pharmacokinetic concentrations when the patient has steady-state exposure to rucaparib…
- Trial name
- DDI (NCT02740712)
- Testing
- Caffeine, Warfarin, Omeprazole
- Where
- 3 sites in Poland
- Volunteers
- 17 people
- Sponsor
- pharmaand GmbH
Alcoholic Liver Cirrhosis
REVIVE(Randomized Exploratory Clinical Trial to Evaluate the Safety and Effectiveness of Stem Cell Product in Alcoholic Liver Cirrhosis Patient)
If the participant voluntarily agrees to participate in the clinical trial before registration, the investigator conducts a screening test to evaluate the participant's suitability.
- Trial name
- NCT01875081
- Testing
- Livercellgram
- Where
- South Korea
- Volunteers
- 72 people
- Sponsor
- Pharmicell Co., Ltd.
Dietary Supplement
Influence of the Time of Day in the Effect of Caffeine on Maximal Fat Oxidation During Exercise in Women
Caffeine is a natural stimulant with well-recognized metabolic benefits, however, there is a lack of studies investigating the time-of-day caffeine influence to enhance fat oxidation in women.
- Trial name
- CIRCAF_WOM (NCT05880186)
- Testing
- Acute caffeine supplementation
- Where
- Spain
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Universidad Francisco de Vitoria
Apnea of Prematurity
Caffeine for Apnea of Prematurity (CAP)
At least 5 of every 1000 live-born babies are very premature and weigh only 500 to 1250 grams at birth. Approximately 30-40% of these high-risk infants either die or survive with lasting disabilities.
- Trial name
- NCT00182312
- Testing
- Caffeine citrate injection
- Where
- 34 sites in United States, Australia and 7 more
- Volunteers
- 2,000 people
- Sponsor
- McMaster University
Acute Kidney Injury, Hypoxic-Ischemic Encephalopathy
PK and Safety of Caffeine in Neonates With Hypoxic Ischemic Encephalopathy Receiving Therapeutic Hypothermia
A phase 1 study investigating the tolerability and pharmacokinetics of caffeine citrate in neonates with hypoxic ischemic encephalopathy receiving therapeutic hypothermia.
- Conditions
- Acute Kidney Injury, Hypoxic-Ischemic Encephalopathy, Caffeine
- Trial name
- NCT05295784
- Testing
- Caffeine citrate
- Where
- 2 sites in United States
- Sponsor
- University of Arkansas
Healthy
How Does Altering the Timing of Pre-exercise Low-dose Caffeine Ingestion Affect Endurance Exercise Performance
Investigate how manipulating the time between caffeine ingestion and exercise may alter exercise performance and cognition
- Trial name
- NCT02985606
- Testing
- Caffeine powder -60, Caffeine powder -30, Caffeine powder 0
- Where
- United Kingdom
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- University of Exeter
Caffeine
The Effects of Caffeine on Heart Rate and Heart Rate Variability
In previous research we have shown that an acute caffeine dose of 5 mg/kg body mass reduces heart rate at rest and during low intensity exercise, with the effect dissipating as exercise intensity increases.
- Trial name
- NCT05521386
- Testing
- Caffeine
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- St Mary's University College
Healthy Volunteers
A Study to Assess the Effect of BMS-986419 on the Single Dose Drug Levels of Probe Substrates in Healthy Participants
The purpose of this study is to assess the effect of BMS-986419 on the pharmacokinetics (PK) of single doses of caffeine (CYP1A2 substrate), bupropion (CYP2B6 substrate), midazolam (CYP3A4 substrate), flurbiprofen (CYP2C9…
- Trial name
- NCT05932277
- Testing
- BMS-986419, Caffeine, Bupropion
- Where
- United States
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Bristol-Myers Squibb
Healthy
The Effect of Short-term Supplementation of OliPhenolia® on Fat Oxidation
There is current research interest in the use of fruit and plant-based food products containing high levels of natural antioxidants and their impact on exercise, which may be particularly beneficial for recreationally or…
- Trial name
- NCT07210099
- Testing
- Concentrated olive fruit water, Anhydrous caffeine
- Where
- United Kingdom
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Anglia Ruskin University
Sleep Inertia, Caffeine
Delayed-release Bedtime Caffeine and Sleep Inertia Symptoms Immediately Upon Awakening
Sleep inertia (sometimes also referred to as sleep drunkenness) is a disabling state of increased sleepiness, impaired mood and reduced vigilance immediately upon awakening.
- Conditions
- Sleep Inertia, Caffeine, Placebo
- Trial name
- NCT04975360
- Testing
- Caffeine
- Where
- Switzerland
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- University of Zurich
Apnea of Prematurity
Caffeine Use in the Management of Preterm Infants
This study aims to assess whether extending the duration of caffeine therapy will help preterm infants achieve full oral feeding faster.
- Trial name
- NCT06327152
- Testing
- Caffeine
- Where
- United States
- Volunteers
- 80 people
- Sponsor
- University of California, Irvine
Snoring
The Effect of Caffeine Reduction on Snoring and Quality of Life
Snoring is a problem for many people, often disturbing energy level, quality of sleep, and the relationship with a bed partner. Two observational studies that have indicated a relationship between the consumption of caffeine and…
- Trial name
- NCT00641810
- Testing
- Caffeine reduction
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Vermont
Dietary Supplement, Exercise
Coffee Increases Physical and Cognitive Performance Both in Men and Women
The impact of caffeine habituation on acute responses to different doses of caffeinated coffee has received minimal attention. This study aimed to investigate the effects of different doses of coffee on physical and cognitive…
- Trial name
- NCT07474753
- Testing
- Low Dose Caffeine (LCOF), Moderate Dose Caffeine (MCOF), High Dose Caffeine (HCOF)
- Where
- Turkey (Türkiye)
- Volunteers
- 69 people, healthy volunteers welcome
- Sponsor
- Northumbria University