Clinical trials: Caffeine, completed
Caffeine, Physical Endurance
Effect of Low-Dose Caffeine on Performance in Elite Sitting Volleyball Players
Background: Sitting volleyball is a sport that relies primarily on upper body strength and anaerobic capacity. In critical in-game skills such as serve and spike, factors such as speed-endurance time and impact power play a…
- Conditions
- Caffeine, Physical Endurance, Muscle Strength, Paralympic Athletes
- Trial name
- NCT07056231
- Testing
- Caffeine
- Where
- Turkey (Türkiye)
- Volunteers
- 13 people
- Sponsor
- Ulaç Can YILDIRIM
Common Cold
Effects of a Common Cold Treatment on Cognitive Function
A reduction in alertness and lower levels of performance are commonly associated with the common cold. Paracetamol has been shown to be more effective than placebo in treating symptoms associated with upper respiratory tract…
- Trial name
- NCT01466348
- Testing
- Paracetamol and Caffeine, Paracetamol
- Where
- United Kingdom
- Volunteers
- 72 people
- Sponsor
- GlaxoSmithKline
Insomnia, Alcohol Use Disorder
CBT-I on Alcohol Treatment Outcomes Among Veterans
Project SAVE aims to examine the feasibility, acceptability, and initial efficacy of a CBT-I supplement to alcohol treatment of Veterans.
- Trial name
- Project SAVE (NCT03806491)
- Testing
- Cognitive Behavioral Therapy for Insomnia, Sleep Hygiene, Alcohol Use Disorder Treatment as Usual
- Where
- United States
- Volunteers
- 67 people, healthy volunteers welcome
- Sponsor
- University of Missouri-Columbia
Sleep Extension, Sleep Hygiene
Effect of Sleep Hygiene and Sleep Extension on Performance in Soccer Players
Sleep is essential for recovery and performance in athletes, yet they often struggle with inadequate sleep duration and quality.
- Conditions
- Sleep Extension, Sleep Hygiene, Athletic Performance
- Trial name
- NCT06551935
- Testing
- Habitual sleep habits without intervention, Sleep extension and sleep hygiene
- Where
- Portugal
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- University of Maia
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
Pelvic Organ Prolapse
Physical Therapy on Pelvic Organ Prolapse
OBJECTIVE: To evaluate the effectiveness of an individualized pelvic floor physiotherapy programme combined with lifestyle education compared with lifestyle education alone in women with stage I or II pelvic organ prolapse (POP).
- Trial name
- PT-POP (NCT03244397)
- Testing
- Physical therapy + educational strategy, Educational strategy
- Where
- 2 sites in Spain
- Volunteers
- 120 people
- Sponsor
- University of Alcala
Malaria, Pneumonia
ICCM of Common Childhood Diseases: Mozambique and Uganda
The aim of the inSCALE project is to test the effect of innovative approaches to increase coverage of integrated community case management, which provides community based-care for diarrhoea, pneumonia and malaria, resulting in…
- Conditions
- Malaria, Pneumonia, Diarrhoea
- Trial name
- inSCALE (NCT01972321)
- Testing
- Technology supported supervision, Community supported supervision, Integrated community case management
- Where
- 2 sites in Mozambique, Uganda
- Volunteers
- 2,289 people, healthy volunteers welcome
- Sponsor
- Malaria Consortium
Community Acquired Pneumonia, Hospital Acquired Pneumonia
HOME FIRST Pilot: a Study of Early Supported Discharge in Patients With Lower Respiratory Tract Infections
HOME FIRST (Home Followed - up with Infection Respiratory Support Team) is an early supported discharge scheme. It will enable patients with lower respiratory tract infection (LRTI) to be provided with high quality safe…
- Conditions
- Community Acquired Pneumonia, Hospital Acquired Pneumonia, Lower Respiratory Tract Infection
- Trial name
- HOMEFIRST (NCT02454114)
- Testing
- HOMEFIRST, Standard Hospital Care
- Where
- United Kingdom
- Volunteers
- 26 people
- Sponsor
- Liverpool University Hospitals NHS Foundation Trust
Hypertensive Disorders of Pregnancy (HDP), Maternal Health Care
Cost-Effectiveness of an mHealth Application in Pregnancy Care
Participants will be randomly assigned to either the intervention arm (mHealth application users) or the control arm, in which participants will record their data on paper or in Excel according to standard practice or the…
- Conditions
- Hypertensive Disorders of Pregnancy (HDP), Maternal Health Care, Mobile Health Technology (mHealth), Preeclampsia (PE)
- Trial name
- Penelope (NCT07621133)
- Testing
- mHealth application Penelope, Control
- Where
- Czechia
- Volunteers
- 166 people
- Sponsor
- Principal Engineering s.r.o.
Prematurity, Mechanical Ventilation
Comparison of Two Flow Rates of HHHFNC to Prevent Extubation Failure in Preterm Infants
This is a randomized controlled trial (RCT) to evaluate the influence of two flow rates (6 liter/min versus 3 liter/min) of Heated-Humidified High-Flow-Nasal-Cannula (HHHFNC) on rates of extubation failure in mechanically…
- Trial name
- NCT02681315
- Testing
- HHHFNC 6 liter minute, HHHFNC 3 liters/min
- Where
- Egypt
- Volunteers
- 40 people
- Sponsor
- Mansoura University Children Hospital
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
Nitrate, Caffeine
The Effects of Nitrate, Caffeine, and Cold Exposure on Cardiovascular Function.
Dietary inorganic nitrate supplementation may have positive implications on cardiovascular function. The aim of this project is to determine if nitrate supplementation can attenuate the effects that caffeine and cold exposure…
- Conditions
- Nitrate, Caffeine, Cold Exposure
- Trial name
- NCT06602921
- Testing
- TruBeet inorganic beetroot juice, Caffeine, Cold pressor test
- Where
- United Kingdom
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Loughborough 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
Transplant Rejection
Study to Evaluate Effect of Belatacept on Pharmacokinetics of Inje Cocktail in Healthy Volunteers
The purpose of this study is to determine the effects of belatacept on the pharmacokinetics of caffeine, losartan, omeprazole, dextromethorphan and midazolam
- Trial name
- NCT01766050
- Testing
- Caffeine, Losartan, Omeprazole
- Where
- United States
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Bristol-Myers Squibb
Caffeine and Resistance Exercise
Caffeine, Resistance Exercise and Muscle/Cerebral Oxygenation
Introduction: Several studies have evaluated and confirmed the ergogenic effects of acute caffeine intake on sports performance. However, the mechanism responsible for this ergogenic effect remains to be elucidated.
- Trial name
- CAF+RE+Oxy (NCT07001176)
- Testing
- Caffeine
- Where
- Spain
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of Alcala
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
Healthy
Effect of Multiple Doses of AZD6280 on the Pharmacokinetics of Midazolam (CYP3A4) and Caffeine (CYP1A2)
The aim of this study is to investigate the effects of taking repeated doses of AZD6280 on the blood levels of midazolam and caffeine in healthy volunteers
- Trial name
- CYP (NCT00824057)
- Testing
- AZD6280, Midazolam, Caffeine
- Where
- United Kingdom
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- AstraZeneca
Surgery, Deterioration, Clinical
vHDU Phase 5: Impact of an Ambulatory Monitoring System on Deterioration Detection and Clinical Outcomes
Sometimes in hospital, it is not noticed that patients are becoming unwell quickly enough. This may mean that they are less likely to survive than if the worsening of their illness had been picked up sooner.
- Trial name
- vHDU phase 5 (NCT05118477)
- Testing
- Ambulatory monitoring system, Active alerting system
- Where
- United Kingdom
- Volunteers
- 240 people
- Sponsor
- University of Oxford
Metabolic Syndrome
Short-term Sugary Beverage Consumption on Glucose Control and Cardiovascular Disease Risk Factors
Our goal is to determine how the addition of sugar-sweetened beverages to the diet affects glucose control, cardiovascular disease risk factors, and pulmonary function in healthy, young adults.
- Trial name
- NCT04118257
- Testing
- Sugary beverage: Fruit juice, Sugary beverage: Soda, Control: Water
- Where
- United States
- Volunteers
- 37 people, healthy volunteers welcome
- Sponsor
- Kansas State University
Dietary Supplement, Exercise
Coffee Increases Physical and Cognitive Performance Both in Men and Women
The impact of caffeine habituation on acute responses to different doses of caffeinated coffee has received minimal attention. This study aimed to investigate the effects of different doses of coffee on physical and cognitive…
- Trial name
- NCT07474753
- Testing
- Low Dose Caffeine (LCOF), Moderate Dose Caffeine (MCOF), High Dose Caffeine (HCOF)
- Where
- Turkey (Türkiye)
- Volunteers
- 69 people, healthy volunteers welcome
- Sponsor
- Northumbria University