Clinical trials: Caffeine
Drug-Drug Interactions
Effect of Dexamethasone on CYP Enzyme Activity in Healthy Male Subjects
Purpose: The purpose of this study is to understand how dexamethasone affects the activity of drug-metabolizing enzymes in the body and how this may influence interactions with other medicines, such as voriconazole.
- Trial name
- NCT07426042
- Testing
- Dexamethasone, CYP Probe Cocktail, voriconazole
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Min Kyu Park
Substrate Oxidation, Energy Expenditure
Exercise-Induced Rates of Fat Oxidation with and Without Ingestion of a Caffeine-Based Energy Drink
The purpose of this study is to evaluate acute changes in rates of fat oxidation during exercise with and without the ingestion of a caffeine-based energy drink.
- Conditions
- Substrate Oxidation, Energy Expenditure, Reaction Time, Cognition
- Trial name
- EDX (NCT06308731)
- Testing
- Caffeine-Based Energy Drink
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Lindenwood University
Oxygen Toxicity, Hypercapnia
Oxygen Toxicity: Mechanisms in Humans
The goal of this clinical trial is to learn about the mechanisms of oxygen toxicity in scuba divers. The main questions it aims to answer are: How does the training of respiratory muscles affect oxygen toxicity? How do…
- Conditions
- Oxygen Toxicity, Hypercapnia, Seizures
- Trial name
- NCT05761756
- Testing
- Sleep Deprivation, Caffeine, Methylphenidate
- Where
- United States
- Volunteers
- 62 people, healthy volunteers welcome
- Sponsor
- Duke University
Pre Diabetes
Abscisic Acid Effects on Glucose Homeostasis and Insulin Sensitivity
The purpose of this study is to determine the effects of oral abscisic acid (ABA) on glucose metabolism in subjects with defined prediabetes.
- Trial name
- ABA (NCT04722354)
- Testing
- Hyperinsulemic euglycemic clamp, Muscle Biopsy, Oral abscisic acid (ABA)
- Where
- United States
- Volunteers
- 5 people, healthy volunteers welcome
- Sponsor
- AdventHealth Translational Research Institute
Insomnia, Nightmares Associated With Trauma and Stress
Restorative Early Sleep Treatment After the Emergency Department
The goal of this randomized controlled trial is to pilot the virtual delivery of cognitive behavioral therapy for insomnia (CBT-I) and nightmares (CBT-I\&N) via telehealth as an early intervention for treating posttraumatic sleep…
- Conditions
- Insomnia, Nightmares Associated With Trauma and Stress, Nightmares, PTSD - Post Traumatic Stress Disorder
- Trial name
- RESTED (NCT07121270)
- Testing
- Cognitive Behavioral Therapy for Insomnia, Cognitive Behavioral Therapy for Insomnia and Nightmares, Sleep Education
- Where
- United States
- Volunteers
- 80 people
- Sponsor
- Henry Ford Health System
Caffeine, Cognitive Change
Acute Effects of PLT Health Solutions zümXR Extended-Release Caffeine
This will be a (2 visit) double-blind, randomized, crossover design clinical study to assess the potential benefits of ER-CAFF versus IR-CAFF by assessing its impact on side effect profiles, mood states, alertness, and cognitive…
- Conditions
- Caffeine, Cognitive Change, Mood, Mood Change
- Trial name
- NCT06441695
- Testing
- xumXR extended release caffeine, immediate release caffeine
- Where
- United States
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Applied Science & Performance Institute
Healthy
Pre-Workout on Exercise Performance and Cognition
The purpose of this study is to determine the effects of four different pre-workout beverages as compared to placebo on muscular strength and endurance, perceived energy and cognitive performance in healthy adult males.
- Trial name
- NCT02255201
- Testing
- Master Performance Blend Dose 1, Master Performance Blend Dose 2, Performance Energy Blend
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Miami Research Associates
Overactive Bladder
Safety and Effectiveness of a Non-invasive Neuromodulation Device on Urgency Urinary Incontinence in Overactive Bladder
The purpose of this study is to evaluate the change from baseline between the active and sham treatment groups in the treatment of urgency (urinary) incontinence episodes (leaks).
- Trial name
- Beacon (NCT01369485)
- Testing
- (VERV™ System)
- Where
- 14 sites in United States
- Volunteers
- 163 people
- Sponsor
- Ethicon Endo-Surgery
Healthy Participants
Estimation of the Effect of Multiple Dose Ritlecitinib (PF-06651600) on the Pharmacokinetics of a Single Dose of Caffeine in Healthy Participants
This will be a Phase 1, 2 period, fixed sequence, multiple-dose, open-label study of the effect of ritlecitinib on caffeine PK in healthy participants.
- Trial name
- NCT04655040
- Testing
- Caffeine, Ritlecitinib
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Pfizer
Healthy Participants
A Study to Estimate the Effect of Multiple Dose Abrocitinib on Caffeine, Efavirenz, and Omeprazole in Healthy Participants
This is a Phase 1, open-label, multiple dose, single fixed-sequence, 2-period study to evaluate the effect of abrocitinib on the pharmacokinetics (PK) of caffeine, efavirenz and omeprazole in healthy adult participants.
- Trial name
- NCT05067439
- Testing
- Abrocitinib, Omeprazole, Caffeine
- Where
- United States
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Pfizer
Diabetes Mellitus, Type 2
Metformin's Effect on Drug Metabolism in Patients With Type 2 Diabetes
Type 2 diabetes is a major public health concern. It is widely established that type 2 diabetes in linked to activated innate immunity and increased levels of C-reactive protein and interleukin-6 (IL-6) in plasma.
- Trial name
- NCT04504045
- Testing
- Metformin, Caffeine, Efavirenz
- Where
- Denmark
- Volunteers
- 10 people
- Sponsor
- University of Southern Denmark
Drowsiness, Sleep Deprivation
TESTING AN MTM THEORY-BASED INTERVENTION ON REDUCING DROWSY DRIVING BEHAVIOR, "STAY AWAKE, STAY ALIVE ©," AMONG COLLEGE STUDENTS
The goal of this randomized controlled educational study is to learn whether a structured, theory-based program can help reduce drowsy driving among college students (18 years and older) in Nevada.
- Conditions
- Drowsiness, Sleep Deprivation, Fatigue
- Trial name
- NCT07434921
- Testing
- MTM Theory based intervention, Standard AAA Knowledge based
- Where
- United States
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- University of Nevada, Las Vegas
Sleep Deprivation, Caffeine
Caffeine Optimization Versus Standard Caffeine Dosage (2B-2)
This clinical trial will be a comparison between personalized recommended caffeine dosing regimen versus the standard recommended caffeine dosing regimen for sustaining performance during sleep deprivation and minimizing side…
- Trial name
- 2B-2 (NCT05588934)
- Testing
- Caffeine Gum
- Where
- 2 sites in United States
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- University of Arizona
Shift-work Disorder
Role of Sleep Reactivity in Shift Work Disorder
The purpose of this project is to test sleep reactivity as an independent cause of Shift Work Disorder (SWD). The primary hypothesis is that those with high sleep reactivity will show persistent SWD symptoms after experimental…
- Trial name
- REACT (NCT05424406)
- Testing
- Active phototherapy, Control phototherapy, Cognitive Behavioral Therapy (CBT)
- Where
- United States
- Volunteers
- 150 people
- Sponsor
- Henry Ford Health System
Chronic Pain
AZD2066 Cocktail Study
The aims of this study are to examine the effect of repeated doses of AZD2066 and of caffeine, bupropion, tolbutamide, omeprazole, metoprolol and midazolam on the blood concentrations of each other
- Trial name
- NCT00930306
- Testing
- AZD2066, Caffeine, Tolbutamide
- Where
- 2 sites in United Kingdom
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- AstraZeneca
Plasma Caffeine Concentration
Comparison of Plasma Caffeine Concentration After Oral Consumption of Caffeinated Beverages With Varied Bioactive Compounds in Healthy Volunteers
This is a Phase 1, double blind, randomized, controlled, cross-over trial. The primary outcome is to quantify the incremental area-under-the-concentration-curve (iAUC) for plasma caffeine after oral consumption of caffeinated…
- Trial name
- NCT04281758
- Testing
- Beverage
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- PepsiCo Global R&D
Focus: to Compare a Commercially Available Energy Drink, B Vitamins, Caffeine Alone, and Placebo for Effectiveness on Perceived Energy Level and Wakefulness
Efficacy of Energy Shots and Caffeine for Energy and Wakefulness Levels
The line of "5-hour Energy"® products are available over-the-counter as energy supplements. The appeal of these products involves ease of use, low caloric value, and the absence of sugar to prevent a "crash" later in the day.
- Trial name
- NCT01755299
- Testing
- Regular "5-hour Energy", Decaf "5-hour Energy", Compounded concentrated caffeine liquid
- Where
- United States
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- ProMedica Health System
Diabetes Mellitus, Type 2
Experimental Studies of the Effects of Caffeine on Glucose Regulation
This project contains experimental studies of the effects of the drug caffeine on glucose regulation in adults who have Type 2 diabetes.
- Trial name
- NCT00432887
- Testing
- caffeine administration
- Volunteers
- 150 people
- Sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
Steatohepatitis, Nonalcoholic, Osteo Arthritis
DDI Study of ECC0509 With Metformin, Midazolam, and Caffeine
This is a Phase 1, open-label, 2-part, fixed-sequence, single-center, two-period, drug-drug interaction trial in healthy adult participants to determine if ECC0509 administration at steady state affects the pharmacokinetics (PK)…
- Trial name
- NCT07873229
- Testing
- ECC0509, Metformin, Caffeine
- Where
- Australia
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Eccogene
ADHD
Preschool ADHD On-line Behavioral Treatment
The primary goal of the proposed project is to test the feasibility of parent and teacher/childcare providers use of the ADHD web portal-integrated behavioral treatment modules with preschool children with ADHD in order to…
- Trial name
- NCT04402528
- Testing
- Behavioral tools integrated within mehealth for ADHD software
- Where
- United States
- Volunteers
- 31 people
- Sponsor
- Children's Hospital Medical Center, Cincinnati
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