Clinical trials: Caffeine, completed
Autism Spectrum Disorder
Psycho-educational Program to Enhance Alerting Consciousness and Seeking Support Among Family Caregivers Having Children With Autism
The goal of this study is to evaluate the effect of a psycho-educational program to enhance alert consciousness and seeking support among family caregivers having children with autism.
- Trial name
- NCT07604532
- Testing
- Psycho-educational Program
- Where
- 2 sites in Egypt
- Volunteers
- 50 people
- Sponsor
- Ain Shams University
Obesity, Diabetes Mellitus, Type 2
Postprandial Profiles of Metabolites and Appetite-regulating Hormones in Plasma and Cerebrospinal Fluid
Overweight and obesity are rising in prevalence and becoming a growing threat to public health. Obesity is associated with an increased all-cause mortality, impaired quality of life, and numerous of disorders.
- Trial name
- NCT06115304
- Testing
- Large liquid meal, spinal catheter and venous line
- Where
- Denmark
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Mikkel Bring Christensen
Ileostomy - Stoma
Cocoa Ileostomy Study
There is substantial interest in the potential role of chocolate and its primary bioactive component; flavan-3-ol, (-)-epicatechin, in both the prevention and management of cardiovascular disease (CVD).
- Trial name
- NCT03765606
- Testing
- Cocoa Flavanol beverage mix, De-xanthinated Cocoa Flavanol beverage mix
- Where
- United Kingdom
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Ulster
Nutrition, Cognitive Change
Effect of Morning Snack on Cognitive Performance in Adults
To characterize the effects of three chocolate snacks on cognitive performance, subjective appetite, food intake control, and glycemic response in normal weight adults.
- Conditions
- Nutrition, Cognitive Change, Food Intake Control, Satiety
- Trial name
- NCT03637829
- Testing
- Control, White chocolate, Dark chocolate 1
- Where
- Canada
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Toronto Metropolitan University
Stability of Attentional Networks Over Multiple Sessions of Computerized Task
Assessment of Stability of Behavioral and Neural Measures of Attention Networks Across Multiple Sessions
The purpose of this research study is to learn more about the stability over multiple recording sessions of brainwave activity during a computerized task that measures different types of attention.
- Trial name
- NCT04033731
- Testing
- Attention Network Task
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- University of Florida
Healthy
Effects of Kava on the Body's Elimination of Caffeine and Dextromethorphan
This study will examine how kava-a widely used herbal remedy-may affect the body's elimination of other medicines. Many people take kava to reduce anxiety or cause sedation.
- Trial name
- NCT00009542
- Testing
- kava (Piper methysticum)
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- National Institutes of Health Clinical Center (CC)
Bronchiolitis, Apnea
Caffeine Citrate for the Treatment of Apnea Associated With Bronchiolitis in Young Infants
Viral bronchiolitis is the most common lower respiratory tract infection of infancy. Apnea is a complication of bronchiolitis, reported in 16 - 21% of cases.
- Conditions
- Bronchiolitis, Apnea, Caffeine
- Trial name
- NCT01435486
- Testing
- Caffeine citrate, Normal saline
- Where
- Qatar
- Volunteers
- 90 people
- Sponsor
- Hamad Medical Corporation
Healthy
To Determine Blood Concentrations of Ibuprofen and Caffeine in a Tablet Against Ibuprofen Alone From Another Tablet
The objective of the trial is to compare to combination of 400 mg ibuprofen and 100 mg caffeine against 400 mg ibuprofen alone under fed conditions
- Trial name
- NCT02629354
- Testing
- Ibuprofen, Caffeine
- Where
- South Africa
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Boehringer Ingelheim
Metabolic Syndrome, Caffeine
Changes in Metabolic Rate and Perceptual Indicators After Acute Ingestion of Paraxanthine
The purpose of this study is to evaluate the acute impact of ingesting individual and combined dosages of caffeine and paraxanthine in comparison to placebo on changes in resting metabolic rate, perceived levels of affect, and…
- Trial name
- PX (NCT05811923)
- Testing
- Venous Blood Collection, Resting Metabolic Rate Determination, Mood State
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Lindenwood University
Healthy
A Study to Investigate the Efficacy of Pain Bloc-R in Healthy Participants With Non-pathological Aches and Discomfort
A randomized, double-blind, placebo-controlled, cross-over pilot study to investigate the efficacy of Pain Bloc-R in healthy participants with non-pathological aches and discomfort. The study will have 3 study periods.
- Trial name
- NCT03965819
- Testing
- Pain Bloc-R, Active Comparator - Acetaminophen
- Where
- Canada
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- LifeSeasons Inc.
Exercise Recovery
Muscle Glycogen Synthesis When Caffeine and Protein is Co-Ingested With Carbohydrates
The aim of the present study is to investigate the effect of added protein+leucine or caffeine to 1.2 g/kg/h CHO on the rate of post-exercise muscle glycogen re-synthesis in healthy, recreational athletes.
- Trial name
- NCT00975390
- Testing
- Carbohydrate, Carbohydrate and protein ingestion, Carbohydrate and caffeine ingestion
- Where
- Netherlands
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Maastricht University Medical Center
Adolescence, Caffeine
Effects of Caffeine on Sleep-wake Regulation in Teenagers
The aim is to quantify the effects of one dose of caffeine (compared to placebo) on sleep and wakefulness in adolescents.
- Trial name
- NCT04321785
- Testing
- Caffeine
- Where
- Switzerland
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Carolin Reichert
Hemodynamic Effects of Energy Drink, Electrocardiograph Effects of Energy Drinks
Evaluation of Energy Drink Consumption on ECG and Hemodynamic Parameters in Young Healthy Volunteers
This study is designed as a safety assessment to determine the cardiac and hemodynamic effects of overuse of energy drinks in healthy individuals through ECG, heart rate (HR) and blood pressure measurements.
- Trial name
- NCT02023723
- Testing
- Energy Drink, Active Control
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- David Grant U.S. Air Force Medical Center
Analgesia, Caffeine
Caffeine Intake Inrelation to Perioperative Analgesic Consumption
Caffeine is the most widely consumed psychoactive drug in the world. Natural sources of caffeine include coffee, tea, and chocolate.
- Trial name
- NCT05330754
- Testing
- Caffeine intake in mg
- Where
- Egypt
- Volunteers
- 90 people
- Sponsor
- Ain Shams University
Hypotension, Acute Kidney Injury
A Clinical Decision Support Trial to Reduce Intraoperative Hypotension
The purpose of this study is to provide messages to providers if their patient is at high risk of developing intraoperative hypotension based on past medical history and co-morbidities preoperatively and minutes of hypotension…
- Trial name
- NCT04062994
- Testing
- Nudge to reduce intraoperative hypotension
- Where
- 4 sites in United States
- Volunteers
- 30,000 people
- Sponsor
- University of California, Los Angeles
ADHD, Attention Difficulties
A Clinical Trial to Assess the Efficacy of a Plant-based Energy Shot on Focus and ADHD-like Symptoms
This is a virtual, single-arm clinical trial that will last 28 days. Participants will drink 1 bottle of Proper Wild energy shot daily and complete questionnaires at baseline, day 1, day 14, and day 28.
- Conditions
- ADHD, Attention Difficulties, Mood, Anxiety
- Trial name
- NCT05857956
- Testing
- Proper Wild energy shot
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Proper Wild, Inc.
Acute Kidney Injury
Learning Alerts for Acute Kidney Injury
The primary objective of this study is to determine whether the use of uplift (also known as Conditional Average Treatment Effect - CATE) modeling to empirically identify patients expected to benefit the most from AKI alerting…
- Trial name
- NCT02786277
- Testing
- Alert
- Where
- United States
- Volunteers
- 2,046 people
- Sponsor
- Yale University
Caffeine
The Effects of e+Shots Energy Beverage on Mental Energy
The aim of the research project is to determine the changes in motivation to perform mental and physical tasks, feelings of vigor and fatigue, mental task vigilance and fine motor function after consumption of a commercially…
- Trial name
- NCT03850275
- Testing
- Intervention/treatment
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Clarkson University
Aerobic Gymnastics Performance, Sports Performance
Combined Rhodiola Rosea and Caffeine Supplementation for Aerobic Gymnastics Performance
Aerobic gymnastics requires repeated explosive movements, upper-body support elements, and the ability to maintain performance under fatigue.
- Conditions
- Aerobic Gymnastics Performance, Sports Performance, Exercise Recovery, Nutritional Supplementation
- Trial name
- NCT07860242
- Testing
- Rhodiola rosea Supplementation, Caffeine Supplementation, Standardized Aerobic Gymnastics Training
- Where
- China
- Volunteers
- 96 people, healthy volunteers welcome
- Sponsor
- Beijing Sport University
Meniere Disease, Psychosocial Problem
Comprehensive Evaluation in Patients With Meniere's Disease
The aim of our study is to determine the severity of the disease in people with Meniere's Disease; physical conditions such as balance, posture, pain, physical activity level, neck joint range of motion, proprioception; to…
- Conditions
- Meniere Disease, Psychosocial Problem, Physical Disability, Quality of Life
- Trial name
- NCT05844657
- Testing
- Case report form, Tinnitus disability scale, A feeling of fullness and/or pressure in the ear
- Where
- Turkey (Türkiye)
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Hacettepe University