Clinical trials: Caffeine
Caffeine, Hypoxia
Caffeine and Hypoxia During Exercise in Males and Females
Several high-altitude destinations recommend their visitors to avoid caffeine, theoretically due to the associated diuresis which could contribute to acute mountain sickness.
- Trial name
- HypoCaff (NCT05764018)
- Testing
- Caffeine, Hypoxia, Normoxia
- Where
- Slovenia
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- Jozef Stefan Institute
Oropharyngeal Dysphagia
REVIVE Prospective Registry Cohort Study
The main purpose of this registry is to collect observational, long-term safety and effectiveness data in participants who have received iltamiocel as part of the blinded portion of the REVIVE clinical study.
- Trial name
- NCT07429890
- Testing
- Other: No Intervention (subjects were previously treated with Iltamiocel). This is a observational study and all participants will be observed with no intervention.
- Where
- 2 sites in United States
- Volunteers
- 31 people
- Sponsor
- University of California, Davis
Acute Decompensated Heart Failure
Point Of Care With Serial NT-proBNP Measurement in Patients With Acute Decompensation of Heart Failure
The goal of this study is to explore whether the availability of serial NT-proBNP measurements together with safety parameters such as electrolytes and creatinine may influence treatment decision in patients with acute…
- Trial name
- NCT04471610
- Testing
- Serial measurements of NT-pro BNP, potassium, sodium, and creatinine every second business day
- Where
- Switzerland
- Volunteers
- 52 people
- Sponsor
- Prof. Dr. Jörg Leuppi
Analgesia
Management of Post Dural Pucture Headache After Lower Limb Surgeries: Oral Prednisolone vs Oral Pregabalin
The aim of this study is to compare between oral prednisolone and oral pregabalin in management of PDPH to detect effectiveness of the treatment in reducing severity of PDPH, total rescue analgesic consumption and adverse effects…
- Trial name
- NCT04662125
- Testing
- caffeine, paracetamol tablet, Oral prednisolone, oral pregabalin
- Where
- Egypt
- Volunteers
- 63 people, healthy volunteers welcome
- Sponsor
- Zagazig University
Body Weight
Effect of Coffee and Tea Consumption on Adolescent Weight Control
Introduction: The influence of tea or coffee supplementation on body weight in adolescents has never been tested. The aim of the present study was to investigate the effect of tea and coffee consumption on body weight and body…
- Trial name
- NCT05181176
- Testing
- Coffee, Green tea
- Where
- Israel
- Volunteers
- 63 people
- Sponsor
- Tel-Aviv Sourasky Medical Center
Preterm, Apnea of Prematurity
Caffeine Citrate Use and Electronic Activity of the Diaphragm (EDI) Changes
Caffeine citrate, the first-line agent for apnea of prematurity, enhances diaphragmatic activity. EDI values of neurally adjusted ventilatory assist (NAVA) modes can be used to quantify the diaphragmatic activity triggered by…
- Conditions
- Preterm, Apnea of Prematurity, Caffeine
- Trial name
- NCT05393817
- Testing
- caffeine citrate
- Where
- South Korea
- Volunteers
- 14 people
- Sponsor
- Seoul St. Mary's Hospital
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
Esports, Caffeine
Effects of Caffeine, L-Theanine, and Diaphragmatic Breathing on Esports Players' Performance
The purpose of this study is to investigate whether caffeine, L-theanine (a natural amino acid found in tea), and diaphragmatic breathing exercises can help improve the game performance of esports players.
- Conditions
- Esports, Caffeine, L-theanine
- Trial name
- CLD Esports St (NCT06621797)
- Testing
- Intervention 1: Dietary Supplement - Caffeine Supplement, Intervention 2: Dietary Supplement - Caffeine + L-Theanine Supplement, Intervention 3: Dietary Supplement - Caffeine Supplement + Diaphragmatic Breathing Exercises
- Where
- Turkey (Türkiye)
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Hacettepe University
Venous Thromboembolic Disease, Pulmonary Embolism and Thrombosis
Alerting Providers at Patient Hospital Discharge to Consider Prescribing Rivaroxaban to Reduce Venous Thromboembolism
A new algorithm derived from only patient age and components of the complete blood count and basic metabolic panel can identify patients discharged from the hospital who may benefit from a blood thinner (called rivaroxaban) to…
- Conditions
- Venous Thromboembolic Disease, Pulmonary Embolism and Thrombosis, Deep Vein Thrombosis, Hospitalism
- Trial name
- eVTE (NCT06232551)
- Testing
- EHR (electronic health record) alert, No EHR (electronic health record) alert
- Where
- United States
- Volunteers
- 152,000 people
- Sponsor
- Scott C. Woller, MD
Dietary Supplementation
Consumption of 4D Dietary Supplement on Perceptual-Cognitive and Visual-Motor Performance
The purpose of this investigation is to determine if supplementation with the 4D dietary supplement impacts perceptual-cognitive and visual-motor skills in healthy individuals.
- Trial name
- NCT04988919
- Testing
- 4D
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- University of Central Florida
Asthma
Effects of Caffeine on Methacholine Challenge and Exhaled Nitric Oxide Levels.
To investigate whether or not the ingestion of caffeine with alter airway responsiveness to methacholine and/or change the level of exhaled nitric oxide.
- Trial name
- NCT01057875
- Testing
- caffeine, No caffeine
- Where
- Canada
- Volunteers
- 15 people
- Sponsor
- University of Saskatchewan
Depression in Remission, Depressive Symptoms
Mood and Thought Process Study
The primary objective for this project is to test whether affective executive functioning is a mechanism of action of mindfulness-based cognitive therapy and Wellness for Wellbeing. The main questions it aims to answer are: 1.
- Conditions
- Depression in Remission, Depressive Symptoms, Depression
- Trial name
- MAT Process (NCT05585775)
- Testing
- Mindfulness-Based Cognitive Therapy, Wellness for Wellbeing
- Where
- United States
- Volunteers
- 64 people
- Sponsor
- Butler Hospital
Cataract
Caffeine and Cataract After Pars Plana Vitrectomy
Assessment of cataract development in patients with regular caffeine consumption and those without caffeine consumption after pars plana vitrectomy.
- Trial name
- NCT06358664
- Testing
- Pars plana vitrectomy
- Where
- Austria
- Volunteers
- 74 people
- Sponsor
- Vienna Institute for Research in Ocular Surgery
Fecal Incontinence, Encopresis
Biofeedback Vs Electrical Stimulation in Treatment of Fecal Incontinence
Fecal incontinence is one of the most psychological frustrating problems. It occurs in children due to many causes. There is a wide range of non-invasive therapeutic approaches like Kegel exercise, Biofeedback, and posterior…
- Conditions
- Fecal Incontinence, Encopresis, Fecal Soiling
- Trial name
- NCT04380571
- Testing
- Biofeedback, Electrical stimulation, Traditional treatment
- Where
- Egypt
- Volunteers
- 93 people
- Sponsor
- Cairo University
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
Lung Transplantation
Activity Coaching in Patients Post Lung Transplantation
Lung transplantation is an ultimate, effective treatment option for selected patients with end stage lung disease, improving quality of life and extending survival.
- Trial name
- NCT04122768
- Testing
- Multi-component physical activity tele coaching intervention, Light coaching intervention
- Where
- Belgium
- Volunteers
- 108 people
- Sponsor
- KU Leuven
Asthma, Asthma Attack
Evaluating Asthma Exacerbation-induced Changes in Lung Function With a Home-based Spirometer
The investigators will study the use of a home-based spirometer (Spirobank Smart spirometer) that connects to a smartphone app (VitalFlo) in teenagers with persistent asthma to determine if clinically significant changes in lung…
- Conditions
- Asthma, Asthma Attack, Asthma, Allergic
- Trial name
- NCT03705325
- Testing
- Spirobank Smart spirometer
- Where
- 2 sites in United States
- Volunteers
- 44 people
- Sponsor
- VitalFlo Inc.
Hepatic Steatosis
Effects of Coffee on Hepatic Steatosis Induced by a High Fructose Diet
This study will assess whether coffee consumption protects against fructose-induced hepatic steatosis in healthy humans whether the protective effect of coffee is dependent on it's antioxidant composition
- Trial name
- COLIBRI (NCT00827450)
- Testing
- Ctl, High fructose diet; no coffee, fully torrefied, caffeine-free coffee
- Where
- Switzerland
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- University of Lausanne
Hypertension, Healthy
Effect of Oral Caffeine and L-Citrulline Supplementation on Arterial Function in Healthy Males
Caffeine is an exceedingly popular and consumed pharmacological agent. Although caffeine is primarily consumed from coffee and tea beverages, it is also available in other forms such as sodas, energy drinks, tablets and capsules.
- Trial name
- NCT02214290
- Testing
- Caffeine, L-citrulline
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Florida State University
Carcinoma, Cancer
Smartphone App for Cancer Medication Adherence
For this current proposal, the investigator will conduct a single-center prospective non-randomized pilot interventional study in patients with any stage and type of cancer who are either taking at least one OACD or are taking at…
- Trial name
- NCT05225090
- Testing
- Smartphone App
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- Columbia University
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