Clinical trials: Caffeine, completed
Drug Interaction
Evaluation of the Potential Pharmacokinetic Interactions Between Probe Drugs in the Geneva Phenotyping Cocktail
Phenotyping is an approach largely used for the evaluation of the activity of cytochromes and transporters in vivo. It consists of the administration of probe substances metabolised by a specific cytochrome or transported by…
- Trial name
- NCT02391688
- Testing
- Caffeine, omeprazole, flurbiprofen, dextromethorphan, midazolam, Bupropion, Fexofenadine
- Where
- Switzerland
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Jules Desmeules
Panic Disorder
Genetic Causes of Panic Disorder
This study will try to identify genes that increase the risk of developing panic disorder-an anxiety disorder characterized by recurrent unexpected panic attacks-and that contribute to the abnormalities associated with it.
- Trial name
- NCT00083265
- Where
- United States
- Volunteers
- 117 people
- Sponsor
- National Institute of Mental Health (NIMH)
Effects of Coffee Ingestion on Recovery of Bowel Function
>The Purpose of This Study Was to Determine Whether Consuming a 100-mL Cup of Coffee is Effective in Preventing or Reducing Postoperative Ileus After Laparotomy of Benign Gynecological Patients
Comparison of the effectiveness coffee (with or without caffeine) ingestion and water for reducing the duration of Postoperative ileus after Laparotomy of Benign Gynecological Patients
- Trial name
- NCT03660267
- Testing
- caffeine coffee, decaffiene coffee, still water
- Where
- Thailand
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Department of Medical Services Ministry of Public Health of Thailand
Adverse Drug Events
Implementation of Real-time ADE Surveillance and Decision Support
The purpose of this study is to determine if an electronic alerting technology improves time to intervention for possible ADEs, identify what factors affect adoption of ADE alerts, and whether there is a cost benefit associated…
- Trial name
- VA ADE (NCT00780572)
- Testing
- ADE alert assistant
- Where
- United States
- Volunteers
- 595 people
- Sponsor
- VA Office of Research and Development
Energy, Fatigue
A Clinical Trial to Assess the Effects of a Vitamin Shot on Energy Levels
This is a virtual, single-arm clinical trial that will last 30 days. Participants will drink 1 bottle of the Vitamin Energy® shot daily and complete questionnaires at baseline, Day 7, Day 14, and Day 30.
- Conditions
- Energy, Fatigue, Mood, Weight Loss
- Trial name
- NCT06019858
- Testing
- Vitamin Energy Shot
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Vitamin Energy®
Alertness
Characterizing the Pharmacokinetic Profile of a Novel Encapsulated Caffeine Beverage and Associated Mood and Physiological Effects
This study is designed to compare self-reported mood states for encapsulated caffeine compared to dose-matched free caffeine, when consumed as a ready-to-drink beverage in healthy subjects.
- Trial name
- NCT05096780
- Testing
- Flavored caffeinated beverage
- Where
- United States
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- PepsiCo Global R&D
Healthy Elderly Citizens
The Effect of Caffeine in Elderly Citizens
The study investigated the effect of caffeine on physical performance in healthy citizens aged over 70 years. The main hypothesis was that 6 mg/kg caffeine would improve cycling endurance at 65% of expected maximal heart rate.
- Trial name
- NCT00117520
- Testing
- Caffeine
- Where
- Denmark
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Herning Hospital
Critical Laboratory Values, Drug Laboratory Interactions
Effect of an Automated Paging System on Response to Critical Laboratory Values
Patients in hospitals may develop serious problems that are detected by blood tests. It is very important for the physicians to be notified of these abnormal blood tests as soon as possible.
- Conditions
- Critical Laboratory Values, Drug Laboratory Interactions, Drug Drug Interactions
- Trial name
- NCT00469924
- Testing
- Real Time Clinical Alerting
- Where
- Canada
- Volunteers
- 271 people
- Sponsor
- Sunnybrook Health Sciences Centre
Common Cold
Effects of Two Doses of a Common Cold Treatment on Alertness
This study will investigate any improvement in alertness and performance based on cognitive function and mood assessment in subjects suffering the common cold, when taking a novel paracetamol and caffeine combination verses…
- Trial name
- NCT01686646
- Testing
- paracetamol + caffeine, paracetamol
- Where
- United Kingdom
- Volunteers
- 240 people
- Sponsor
- GlaxoSmithKline
Caffeine, Cellulitis
The Effects of Iontophoresis in Women With Gynoid Hidrolipodystrophy.
Introduction: Gynoid hydrolipodystrophy (HLDG) or cellulitis is a subcutaneous tissue disorder, with several strategies for its treatment, such as caffeine and iontophoresis.
- Trial name
- NCT03556917
- Testing
- iontophoresis + caffeine
- Where
- Brazil
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Universidade Norte do Paraná
Cerebral Hypoperfusion
Real-Time Decision Support for Improving Intraoperative Cerebral Perfusion Pressure
Across broad surgical populations, cerebral hypoperfusion is associated with increased mortality, stroke, brain cellular injury, and poor functional outcomes.
- Trial name
- NCT03285971
- Testing
- Electronic CPP pager alert
- Where
- United States
- Volunteers
- 53 people
- Sponsor
- University of Michigan
Healthy
Developmental Regulation of Proteins Responsible for Transforming Drugs in the Body
This is a drug metabolism study in one-year old children involving caffeine and dextromethorphan.
- Trial name
- NCT00117715
- Testing
- Genotyping and Phenotyping using dextromethorphan and caffeine as probes
- Where
- United States
- Volunteers
- 121 people, healthy volunteers welcome
- Sponsor
- Children's Mercy Hospital Kansas City
Healthy
A Study in Healthy People to Test Whether BI 730357 Influences the Amount of Caffeine, Warfarin, Omeprazole, and Midazolam in the Blood
The trial will be performed to assess the influence of BI 730357 on the pharmacokinetics of caffeine, warfarin, omeprazole and midazolam.
- Trial name
- NCT04679948
- Testing
- Percoffedrinol®, Coumadin®, Antra MUPS®
- Where
- Germany
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Boehringer Ingelheim
Preterm Birth
Comparison of Early Caffeine Administration Vs Supportive Therapy in Preventing Acute Kidney Injury
Recent observational data point towards a reduced incidence of acute kidney injury (AKI) with early caffeine use, but high-quality randomized controlled trials comparing early caffeine initiation to supportive therapy alone are…
- Trial name
- NCT07305935
- Testing
- Caffeine, Supportive care
- Where
- Pakistan
- Volunteers
- 236 people
- Sponsor
- Muhammad Aamir Latif
Caffine, Placebo - Control
Effects of Caffeine Ingestion on Morning Cognitive and Muscle Strength Measures in Males
Tournament scheduling and environmental factors often require athletes to compete in the morning. Equally due to time constraints, athletes may choose to train in the morning.
- Conditions
- Caffine, Placebo - Control, No Pill
- Trial name
- NCT07466628
- Testing
- No Pill
- Where
- United Kingdom
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Liverpool John Moores University
Perimenopause
Radicle Revive™ CSP: A Trial Evaluating Plant-Based Health and Wellness Products on Perimenopausal Women's Self-Reported Health Issues and Outcomes
A randomized, double-blind, placebo-controlled, trial evaluating plant-based health and wellness products on perimenopausal women's self-reported health issues and outcomes
- Trial name
- NCT07148011
- Testing
- Revive Product Form - Active
- Where
- United States
- Volunteers
- 900 people, healthy volunteers welcome
- Sponsor
- Radicle Science
Mental Energy, Physical Performance
Dose Effect of a Plant Extract on Fatigue
Test the short-term effects of the acute consumption of two separate beverages containing different concentrations of polyphenols, a beverage containing 75 mg of caffeine and a flavored placebo beverage on mental energy and…
- Trial name
- NCT03870126
- Testing
- Flavored beverage
- Where
- United States
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- PepsiCo Global R&D
Placebo Effect, Placebo Mechanisms of Action
Measuring Placebo Effect by Elimination and Investigating Mechanism of Action
We propose to measure the effect of placebo by elimination as well as by a "balanced placebo" design, determine its interaction with active drug, and explore whether placebo exerts part of its effect at the pharmacokinetics level.
- Trial name
- NCT00426010
- Where
- Saudi Arabia
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- King Faisal Specialist Hospital & Research Center
Atopic Dermatitis
A Study to Assess the Effects of Nemolizumab on Cytochrome P450 Substrates in Participants With Moderate-to-Severe Atopic Dermatitis
The purpose of this study is to evaluate the effect of nemolizumab (CD14152) on the pharmacokinetics (PK) of a drug "cocktail" representative of CYP450 (CYP1A2, CYP2C9, CYP2C19, CYP2D6 and CYP3A4/5 sensitive index substrates) in…
- Trial name
- NCT04562116
- Testing
- Nemolizumab, CYP 450 Substrates
- Where
- 6 sites in United States, Bulgaria
- Volunteers
- 17 people
- Sponsor
- Galderma R&D
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