Clinical trials: Caffeine
Perceived Alcohol Intoxication
Possible Effects of Energy Drink Ingestion on Perceived Alcohol Intoxication
The purpose of this study is to determine whether the ingestion of caffeine, Energy Drinks has an effect on perceived alcohol intoxication.
- Trial name
- NCT01350089
- Testing
- Comparator 1 (with alcohol; without caffeine and energy drink), Comparator 2 (with alcohol and caffeine; without energy drink), Comparator 3 (with alcohol and energy drink)
- Where
- Austria
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
AOD Effects and Consequences
Effect of Acute Ethanol Consumption on The Activity of Major Cytochrome P450 Enzymes, NAT2 and P-glycoprotein
Protocol title: Effect of acute alcohol consumption on the activity of major cytochrome P450 enzymes, NAT2 and P-glycoprotein. Objectives: The study is mainly conducted to evaluate the effect of acute alcohol consumption on the…
- Trial name
- NCT02515526
- Testing
- caffeine, tolbutamide, omeprazole, dextromethorphan, digoxin, midazolam single doses, ethanol multiple doses plus caffeine, tolbutamide, omeprazole, dextromethorphan, digoxin, midazolam single doses
- Where
- Germany
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- University of Cologne
High Blood Pressure
Effects of High Caffeine Content Coffee on Blood Pressure in Young Adults
The purpose of this study is to help further the understanding of the effects of commercially available high-caffeine containing coffee on blood pressure in healthy adult subjects.
- Trial name
- NCT04060225
- Testing
- Coffee
- Where
- United States
- Volunteers
- 1 people, healthy volunteers welcome
- Sponsor
- University of Rochester
Depression, Anxiety
A Mindfulness-Based Stress Reduction Training Program Model
Mindfulness-based practices are used to regulate mood, alleviate or completely eliminate symptoms that cause stress and depression, and positively influence well-being.
- Conditions
- Depression, Anxiety, Stress, Well-Being, Psychological
- Trial name
- NCT07544355
- Testing
- The mindfulness group-"Mindfulness-Based Stress Reduction Program", The life skills workshop group-"Lifestyle Management and Well-being Workshop"
- Volunteers
- 93 people, healthy volunteers welcome
- Sponsor
- Istanbul Medeniyet University
Gastrointestinal Motility, Postoperative Pain
Post-Cesarean Caffeine: Pain and Recovery
This study Maims to assess bowel motility, pain and psychological well-being in women in the post-cesarean period by mobilizing them early and encouraging them to consume coffee.
- Conditions
- Gastrointestinal Motility, Postoperative Pain, Psychological Well-Being
- Trial name
- NCT07369726
- Testing
- caffeine consumption, Decaffeinated coffee
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- KTO Karatay University
Exercise Performance, Metabolism
Effects of a Caffeine- and Protein-Containing Coffee Beverage on Metabolism and Muscular Performance
The purpose of this randomized, double-blind, crossover study is to investigate the effects of Bang® Keto Coffee on resting and post-exercise metabolism and muscular performance during lower body resistance exercise.
- Trial name
- NCT04180787
- Testing
- Beverage Consumption
- Where
- United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- Texas Tech University
Osteoporosis, Diet Habit
Soft Drinks and Osteoporosis in WHI Participants
Osteoporotic fractures, as a consequence of a reduced mineral bone density (BMD) represents a major public health problem. The lifetime risk of fractures exceeds 40% for women and 13% for men.
- Trial name
- NCT03371433
- Testing
- Soft drinks
- Volunteers
- 79,885 people, healthy volunteers welcome
- Sponsor
- University of California, San Diego
Insomnia
Effectiveness of a Guided Self-help Intervention for Improving Sleep in University Students
This randomized controlled trials aims to assess the effectiveness of an online guided self-help intervention ('i-Sleep \& BioClock') based on CBTi principles for university students' sleep problems.
- Trial name
- NCT06023693
- Testing
- i-Sleep & BioClock, Online Psychoeducation
- Where
- Netherlands
- Volunteers
- 195 people, healthy volunteers welcome
- Sponsor
- Leiden University Medical Center
Caffeine
5 vs 10-Minute Chewing of Caffeinated Gum: Plasma Caffeine Pharmacokinetics
The goal of this study is to understand how chewing duration affects how quickly caffeine from caffeinated chewing gum appears in the blood and how long higher caffeine levels are maintained.
- Trial name
- NCT07386899
- Testing
- Caffeine 300 MG
- Where
- Turkey (Türkiye)
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Ege University
Obesity
Thermogenic Properties of Zantrex-3
Background: Zantrex-3® is a popular dietary supplement for weight control, which consists of a combination of yerba mate, guarana, caffeine and damiana.
- Trial name
- ZANTREX (NCT01622101)
- Testing
- Thermogenic properties of Zantrex-3®
- Where
- Denmark
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- University of Copenhagen
Primary Dysmenorrhea
Effect of Progressive Relaxation Versus Isometric Exercises in Management of Primary Dysmenorrhea
This study will be conducted to compare the effect of progressive relaxation and isometric exercises in management of primary dysmenorrhea.
- Trial name
- PD (NCT07525102)
- Testing
- Progressive Relaxation Exercises, Isometric Exercises, Lifestyle modification advices
- Where
- Egypt
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Cairo University
Stressor, Individual, Alcohol Impairment
Neurobehavioral Changes Following Spaceflight Stressors
This study aims to investigate the impairing effects of known central nervous system (CNS) stressors in a controlled environment in order to predict and mitigate analogous risks in spaceflight.
- Conditions
- Stressor, Individual, Alcohol Impairment, Sleep Deprivation, Impairment, Cognitive
- Trial name
- NeuroSTAR (NCT07293494)
- Testing
- Alcohol Administration, Sleep Deprivation, Control
- Where
- United States
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania
Normal, Sensitive Skin
To Assess Skin Safety of Test Product(s) by Patch Test on Adult Healthy Human Subjects
To Check Dermatological Safety of Test Products by 24 Hours Patch Testing
- Trial name
- NCT07109453
- Testing
- 18 Test Products along with positive and negative control
- Where
- India
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- NovoBliss Research Pvt Ltd
Rheumatoid Arthritis
Effects of Concomitant Administration of BMS-986195 on Methotrexate, Caffeine, Montelukast, Flurbiprofen, Omeprazole, Midazolam, Digoxin, and Pravastatin
Drug-drug interaction study in healthy men and women not of childbearing potential. Assess the effect of BMS-986195 on the pharmacokinetics of methotrexate, caffeine, montelukast, flurbiprofen, omeprazole, midazolam, digoxin, and…
- Trial name
- NCT03131973
- Testing
- BMS-986195, Methotrexate, Leucovorin
- Where
- United States
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Bristol-Myers Squibb
Asymptomatic Conditions
Effects of Caffeine and Coffee on Resting Metabolic Rate, Comparing Normal Weight Men to Obese Men
Background. The prevalence of obesity has increased in the last two decades. To maintain body weight energy expenditure (EE) should be equal to energy intake (EI).
- Trial name
- RMR (NCT02751840)
- Testing
- Caffeine, Coffee, Decaffeinated
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- Tel Hai College
Caffeine, Placebo
Caffeinate Chewing Gum on Ice Hockey Performance
The purpose of this study was to examine the impact of caffeinated chewing gum on the physical performance of elite ice hockey players in a partial sleep deprivation state.
- Trial name
- NCT06557655
- Testing
- caffeinate chewing gum
- Where
- Taiwan
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- National Taiwan Sport University
Lower Back Pain, Kinesio Taping
The Effect of Kinesio Taping Applied to Operating Room Nurses on Low Back Pain, Fatigue, and Sleep Quality
This study aims to determine the effects of kinesiology taping applied to operating room nurses on lower back pain, fatigue, and sleep quality.
- Trial name
- NCT06758687
- Testing
- Kinesiotape Application
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Nigde Omer Halisdemir University
Atopic Dermatitis, Eczema
Using a Telemedicine Approach in a Genome-wide Association Study of Atopic Dermatitis - Searching for Novel Biomarkers in Clinically Relevant Phenotypes
Atopic eczema is a common skin disorder affecting at least 2-3% of the western population. Atopic eczema cannot be cured and therefore treatment aims to alleviate the symptoms of the disease.
- Conditions
- Atopic Dermatitis, Eczema, DNA
- Trial name
- NCT04965233
- Testing
- DNA reports, Information reports
- Where
- 2 sites in United States, Denmark
- Volunteers
- healthy volunteers welcome
- Sponsor
- Studies&Me
Resistance Training, Caffeine
Influence of Caffeinated and Non-caffeinated Pre-workout Supplements on Resistance Exercise Performance
This study is a randomized, double-blind, placebo-controlled crossover trial examining the effects of caffeinated and non-caffeinated pre-workout supplements on resistance exercise performance.
- Conditions
- Resistance Training, Caffeine, Dietary Supplements
- Trial name
- NCT04712578
- Testing
- Caffeinated pre-workout supplement, Non-caffeinated pre-workout supplement
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Texas Tech University
Parkinson Disease
DB RCT for Specialized Phototherapy in Parkinson's Disease.
This is a pivotal study to determine whether light therapy can improve non-motor and motor function in Parkinson's disease, on top of current best medical treatment.
- Trial name
- LIGHT-PD (NCT04453033)
- Testing
- Celeste Specialized Phototherapy Device
- Where
- United States
- Volunteers
- 350 people, healthy volunteers welcome
- Sponsor
- PhotoPharmics, Inc.