Clinical trials: Caffeine-Related Disorders
Athletic Performance, Dietary Supplement
The Effects of Acute Nitrate and Caffeine Co-ingestion on Discipline-Specific Exercise Performance.
The purpose of this study is to investigate the acute, separate, and combined ergogenic effects of dietary nitrate (beetroot juice, BJ) and caffeine (CAF) supplementation on discipline-specific athletic performance.
- Conditions
- Athletic Performance, Dietary Supplement, Iron Status
- Trial name
- NCT07748416
- Testing
- Caffeine, Dietary Nitrate (Beetroot Juice)
- Where
- Poland
- Volunteers
- 112 people, healthy volunteers welcome
- Sponsor
- Poznan University of Physical Education
Sleep, Sleep Inertia
Sensible Sleep: Measuring Alarm and Snooze Behavior in Teens Using Wearables and Smartphones
Pilot data suggests that working professionals and college students routinely use alarms and snooze. Alarm usage and snoozing is associated with several negative health biomarkers including lighter sleep, higher resting heart…
- Conditions
- Sleep, Sleep Inertia, Stress
- Trial name
- NCT04786678
- Testing
- Cell phone notification
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Notre Dame
Performance, Soccer
Caffeine vs. Carbohydrate Mouth Rinsing in Soccer
The present study evaluated the influence of carbohydrate mouth-rinsing (CHO-MR), caffeine mouth-rinsing (CAF-MR), and control-substance mouth rinses on Loughborough soccer passing test (LSPT) performance.
- Conditions
- Performance, Soccer, Caffeine and Carbohydrate, Cognitive Function
- Trial name
- CAFMR-CHOMR (NCT06881316)
- Testing
- Caffeine, CHO, Control
- Where
- Turkey (Türkiye)
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Tokat Gaziosmanpasa University
Headache, Pregnancy Related
Acute Headache Treatment in Pregnancy: Occipital Nerve Block vs PO Acetaminophen With Caffeine
This is an open label randomized controlled trial evaluating response to bupivacaine occipital nerve block compared to Tylenol/Caffeine cocktail in treatment of pregnant patients seeking care of headache.
- Conditions
- Headache, Pregnancy Related, Occipital Nerve Block
- Trial name
- NCT03951649
- Testing
- Occipital Nerve Block
- Where
- United States
- Volunteers
- 62 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Postoperative Dental Pain
A Study to Learn How Well a Single Dose of the Study Treatment Naproxen Sodium and Caffeine Combined in One Tablet (Fixed-dose Combination) Works to Relieve Pain After Dental Surgeries Compared to the Single Ingredients and to Placebo
Researchers are looking for a better way to relieve pain in people, such as after dental surgery. Participants in this study, have had 3 or 4 third molars (cheek teeth) removed and subsequently have moderate to severe tooth pain.
- Trial name
- NCT05485805
- Testing
- Naproxen sodium and caffeine (BAY2880376), Naproxen sodium (Aleve), Caffeine
- Where
- United States
- Volunteers
- 541 people, healthy volunteers welcome
- Sponsor
- Bayer
Obstructive Sleep Apnea, Enlargement of Tonsil or Adenoid
Caffeine in Children With Obstructive Sleep Apnea, Dose Response Study
The aim of this study is to evaluate whether a smaller dose of caffeine sodium benzoate 10 mg/kg IV is as effective as 20 mg/kg IV in decreasing the number of children who develop post extubation adverse upper airway respiratory…
- Trial name
- NCT01349205
- Testing
- Caffeine and sodium Benzoate 10 mg/kg IV, Caffeine and Sodium Benzoate 20 mg/kg IV, 0.9 NS Saline
- Where
- United States
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- The University of Texas Health Science Center, Houston
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)
Withdrawal Symptoms
The Potentially Addictive Properties of Soda: A Feasibility Study
The purpose of this study to investigate the addictive properties of soda and other sugar sweetened beverages (SBBs) in teenagers aged 13-18 years.
- Trial name
- NCT02044757
- Testing
- SSB withdrawal
- Where
- United States
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- University of California, Berkeley
Attention Deficit Hyperactivity Disorder
Effects of L-theanine and Caffeine on Attention and Attention-related Brain Activity of Children With Attention Deficit Hyperactivity Disorder
L-theanine and caffeine are two natural constituents of tea. Both of these compounds are among the U.S. Food and Drug Administration's list of Generally Recognized as Safe (GRAS) substances.
- Trial name
- NCT03533556
- Testing
- L-theanine, Caffeine, L-theanine-Caffeine Combination
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- Texas Tech University
Pediatric Obesity
Body Composition Changes With Albuterol and Caffeine Versus Placebo in Adolescents
The purpose of this study is to determine whether taking a combination of caffeine and albuterol three times per day will increase muscle and decrease fat in your child's body and to determine how these medications make your…
- Trial name
- CAMP (NCT02740660)
- Testing
- Caffeine 100mg / Albuterol 4mg, Family weight management counseling
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Pennington Biomedical Research Center
Enhanced Recovery After Surgery in a Pediatric Population
Dex +/- Caffeine Sedation in a Post-MRI Recovery in a Pediatric Population
Dexmedetomidine (Dex), a selective α2-adrenergic receptor agonist, is the most used sedative for procedural sedation in children and in pediatric Intensive Care Unit (PICU) because it is associated with less respiratory…
- Trial name
- NCT06538584
- Testing
- Caffeine citrate 15mg/kg, 0.9% Sodium Citrate
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University of Chicago
Cognitive Performance
Effect of Phytochemicals on Aspects of Cognitive Performance
The primary purpose of the research is to test the short-term effects of the consumption of beverages containing phytochemicals and caffeine on several aspects of cognitive performance.
- Trial name
- NCT02167750
- Testing
- Cherry Flavored Beverage
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- PepsiCo Global R&D
HIV Infection, Healthy
The Effect of Milk Thistle on the Pharmacokinetics of Indinavir
Complementary and alternative medicines are widely used in the HIV-infected population. Recent data have shown serious drug interactions between certain complementary medicines and protease inhibitors.
- Trial name
- NCT00011635
- Testing
- Silymarin (milk thistle)
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- National Institutes of Health Clinical Center (CC)
Athletes
Effects of Caffeine on Elite Weightlifting Performance
Weightlifting is a high-intensity strength-power sport where performance depends on maximal force, power output, and technical execution in the snatch and clean and jerk.
- Trial name
- POWER-CAF (NCT07520864)
- Testing
- Caffeine
- Where
- Spain
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Universidad Pontificia Comillas
Caffeine, Insufficient Sleep
Consequences of Caffeine Intake in Sleep Restricted Teenagers
The goal of this clinical trial is to systematically investigate two prominent factors in teenagers' daily life: Caffeine and sleep restriction (SR) and their combined influence on sleep, cognition, and behavior in healthy…
- Trial name
- NCT05790161
- Testing
- Caffeine
- Where
- Switzerland
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Psychiatric Hospital of the University of Basel
Skill Performance, Soccer Performance
Influence of Coffeeberry Ingestion on Soccer Skill Performance
The study of soccer skill performance has 3 objectives. Objective 1 is to compare effects of coffeeberry (300mg) and placebo ingestion on dribbling speed and precision and passing and shooting speed and accuracy compared to…
- Conditions
- Skill Performance, Soccer Performance, Coffeeberry Effects
- Trial name
- NCT04181619
- Testing
- Coffeeberry beverage, Comparator beverage
- Where
- United Kingdom
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- PepsiCo Global R&D
Postoperative Ileus, Cesarean Section Complications
The Effect of Caffeine Ingestion in Prevention of Postoperative Ileus After Caesarean Section.
Many trials have been made to prevent paralytic ileus , including administration of prokinetic drugs , early resumption of feeding, gum chewing and adequate pain control.
- Conditions
- Postoperative Ileus, Cesarean Section Complications, Caffeine
- Trial name
- NCT03815877
- Testing
- Nescafe Gold ® coffee, Nescafe Gold DECAF® coffee
- Where
- Egypt
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Athletic Performance, Caffeine
Caffeine and Wrestling Performance in Male Wrestlers of Different Weight Classes: A Randomized Crossover Trial
Caffeine is commonly used by athletes to improve performance, but not everyone responds to it in the same way. In weight-class sports like wrestling, athletes are grouped by body weight.
- Conditions
- Athletic Performance, Caffeine, Wrestling
- Trial name
- CAFF-WREST (NCT07889661)
- Testing
- Caffeine
- Where
- Iran
- Volunteers
- 95 people, healthy volunteers welcome
- Sponsor
- Islamic Azad University, Abadan Branch
Skill Performance, Soccer Performance
Impact of Coffeeberry Extract on Skill Performance During Simulated Match Play in Academy Football Players
This study of soccer skill performance has three objectives: 1. Compare effects of coffeeberry (300mg) and placebo ingestion on dribbling speed and precision, passing speed and accuracy, and sprint speed during a full simulated…
- Conditions
- Skill Performance, Soccer Performance, Coffeeberry Effects
- Trial name
- NCT05547204
- Testing
- Beverage
- Where
- United Kingdom
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- PepsiCo Global R&D
Nutrition, Pediatric Obesity
Metabolic and Genetic Impacts of Energy Drinks in Youth
Caffeine containing energy drinks (CCED) are beverages that typically contain mixtures of simple sugars, caffeine and may contain vitamin, mineral and/or herbal preparations.
- Conditions
- Nutrition, Pediatric Obesity, Pediatric, Caffeine
- Trial name
- NCT03512496
- Testing
- Acute energy drink - Caffein, Acute energy drink - Decaf
- Where
- Canada
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Calgary