Caffeine: all 266 studies that test it
Page 2 of 3. Open to participants first (36), then studies with results posted, then the rest; newest registration first within each.
- Oral Caffeine and Spinal-Induced HypotensionCompletedNCT07076654Not applicable
- Effect of Low-Dose Caffeine on Performance in Elite Sitting Volleyball PlayersCompletedNCT07056231Not applicable
- Caffeine, Resistance Exercise and Muscle/Cerebral OxygenationCompletedNCT07001176Not applicable
- Effect of Caffeine on Cold-stimulated Brown Adipose Tissue ActivityCompletedNCT06978777Not applicable
- A Study to Investigate How Multiple Oral Doses of AZD2389 Affect the Pharmacokinetics of Midazolam, Caffeine, and Bupropion in Healthy ParticipantsCompletedNCT06973005Phase 1
- A Study to Evaluate the Drug-Drug Interaction of EDP-323 With Midazolam, Caffeine, and Rosuvastatin in Healthy ParticipantsCompletedNCT06917508Phase 1
- To Determine the Effect of KP-001 on Rosuvastatin, Caffeine PK and the Effect of Fluvoxamine on KP-001 PK in VolunteersCompletedNCT06821698Phase 1
- Caffeinated Chewing Gum & Wrestling PerformanceCompletedNCT06758336Not applicable
- Caffeinated Chewing Gum on Special Forces PerformanceCompletedNCT06638372Not applicable
- Influence of Caffeine on Psychomotor Vigilance and Carbon Dioxide Tolerance During Graded HypercapniaCompletedNCT06636825Not applicable
- A Study Evaluating the Potential of BMS-984923 to Alter the Systemic Exposure of Three Orally Administered Probe SubstratesActive, not recruitingNCT06632990Phase 1
- Caffeine Supplementation on Movement Patterns and Reactive Agility in Rugby Sevens MatchesCompletedNCT06612463Early Phase 1
- Caffeine, CYPA12 and Resistance ExerciseCompletedNCT06610110Not applicable
- Caffeine, Resistance Exercise and EMGCompletedNCT06606652Not applicable
- Reproducibility of Acute Caffeine EffectCompletedNCT06606639Not applicable
- The Effects of Nitrate, Caffeine, and Cold Exposure on Cardiovascular Function.CompletedNCT06602921Not applicable
- A Study to Test Whether BI 456906 (Survodutide) Influences the Amount of Bupropion, Caffeine and Midazolam in the Blood in People With Overweight or ObesityCompletedNCT06564441Phase 1
- Caffeinate Chewing Gum on Ice Hockey PerformanceCompletedNCT06557655Not applicable
- Dose Optimization of Caffeine for HIEActive, not recruitingNCT06448780Phase 1
- Caffeine & Bodybuilding Dehydration AbilityCompletedNCT06431035Not applicable
- Caffeinated Chewing Gum on 400-meter PerformanceCompletedNCT06430996Not applicable
- Caffeine Use in the Management of Preterm InfantsActive, not recruitingNCT06327152Phase 2
- Caffeine vs. ALA in BMS Treatment. (BMS: Burning Mouth Syndrome. ALA: Alpha-Lipoic Acid.)CompletedNCT06195137Not applicable
- Neurobehavioral Correlates of Caffeine on Anxiety, Avoidance and Interoception in Healthy Individuals and Panic Disorder.CompletedNCT06145490Not applicable
- the Incidence of Necrotizing Enterocolitis in Preterm With Respiratory Distress Syndrome Undergoing Caffeine TherapyActive, not recruitingNCT06097767Early Phase 1
- Effects of Caffeinated Gum on a Basketball-specific Tests in Basketball PlayersCompletedNCT06016985Not applicable
- A Study to Assess the Effect of BMS-986419 on the Single Dose Drug Levels of Probe Substrates in Healthy ParticipantsCompletedNCT05932277Phase 1
- Caffeine, DNA and CognitionStatus unknownNCT05806476Not applicable
- Caffeine and Hypoxia During Exercise in Males and FemalesCompletedNCT05764018Not applicable
- Improving Cognition With Neurodegradation CountermeasureCompletedNCT05715073Not applicable
- Examining Caffeine as a Treatment for Antidepressant-induced Arousal Dysfunction in WomenCompletedNCT05685407Phase 1
- Drug-Drug Interaction Study Between EDP-235, Midazolam, Caffeine and Rosuvastatin in Healthy SubjectsCompletedNCT05594615Phase 1
- The Caffeine, Postoperative Delirium, and Change in Outcomes After Surgery (CAPACHINOS-2) StudyCompletedNCT05574400Phase 2
- The Effects of Caffeine on Heart Rate and Heart Rate VariabilityStatus unknownNCT05521386Not applicable
- The Pharmacodynamics of Cannabinoid-Caffeine CombinationsCompletedNCT05478863Early Phase 1
- Influence of Caffeine Consumption on the Human Circadian SystemCompletedNCT05409339Not applicable
- Effects of Combinations of Performance-enhancing Supplements on Exercise PerformanceStatus unknownNCT05354999Not applicable
- Does Caffeine Facilitate Human Reward Learning Behaviors?Active, not recruitingNCT05325502Not applicable
- PK and Safety of Caffeine in Neonates With Hypoxic Ischemic Encephalopathy Receiving Therapeutic HypothermiaWithdrawnNCT05295784Phase 1
- Effects of Caffeine on Anxiety, Emotional Processing, Approach-avoidance Behavior, and Interoception in Panic DisorderCompletedNCT05261594Not applicable
- CaffeinICU Study - A Study on Oral Caffeine in ICU Patients With ComaSuspendedNCT05232734Phase 2
- Caffeine Supplementation, Resistance Training and Blood Antioxidant StatusCompletedNCT05230303Not applicable
- The Effects of Caffeine on Physical Performance of Ice Hockey PlayersCompletedNCT05170139Not applicable
- Evaluation of the Potential CYP1A2-mediated Drug Drug Interaction Safety, and Tolerability of ABX464CompletedNCT05121714Phase 1
- Delayed-release Bedtime Caffeine and Sleep Inertia Symptoms Immediately Upon AwakeningCompletedNCT04975360Not applicable
- Turning Dexmedetomidine Into a Powerful Anesthetic That Can be Rapidly and Completely ReversedWithdrawnNCT04942340Phase 1
- Caffeine and the Autonomic Nervous SystemCompletedNCT04886869Not applicable
- Effect of Caffeine on Heart Rate Variability in NewbornsCompletedNCT04869176Not applicable
- Target Weaning Oxygen to Determine Cafffeine Duration for AOPCompletedNCT04868565Phase 4
- Acute Caffeine Ingestion on Futsal PerformanceCompletedNCT04852315Not applicable
- Caffeine and Cerebrovascular ReactivityCompletedNCT04730193Early Phase 1
- "WakeUp" for Vigilance Following LunchCompletedNCT04685005Not applicable
- Caffeine Ingestion to Counter the Exercise-mediated Fall in Glycaemia in Type 1 DiabetesCompletedNCT04671043Not applicable
- Management of Post Dural Pucture Headache After Lower Limb Surgeries: Oral Prednisolone vs Oral PregabalinCompletedNCT04662125Not applicable
- Estimation of the Effect of Multiple Dose Ritlecitinib (PF-06651600) on the Pharmacokinetics of a Single Dose of Caffeine in Healthy ParticipantsCompletedNCT04655040Phase 1
- Effect of Caffeine Supplementation and Personalized Insoles on FemalesSuspendedNCT04642131Not applicable
- Real-Time Caffeine Optimization During Total Sleep DeprivationCompletedNCT04399083Not applicable
- Effect of Creatine and Caffeine on Muscle PerformanceStatus unknownNCT04290819Not applicable
- Caffeine Study for Pain Control Following Total Joint ReplacementStatus unknownNCT04280263Not applicable
- Impact of AMATEA™️ on Physiological Measures and Gaming Performance in Active Gamers: a Placebo Controlled, Double-blind, Randomized StudyCompletedNCT04234529Not applicable
- Preoperative Acetaminophen- Caffeine- Codeine Combination and Anaesthetic Success in Patients With Acute PulpitisCompletedNCT04202406Not applicable
- Caffeine as Respiratory Stimulant in Preterm InfantsStatus unknownNCT04144712Phase 1
- Timing of Meal and Caffeine Intake on Substrate Use and Exercise EfficiencyCompletedNCT04106752Not applicable
- Lipodystrophy and Fat Metabolism During ExerciseWithdrawnNCT04056000Not applicable
- Caffeine Treatment in in the Delivery RoomCompletedNCT04044976Not applicable
- Effect of Early Use of Caffeine Citrate in Preterm NeonatesCompletedNCT04001712Phase 3
- A Drug Interaction Study of KW-6356 With Midazolam, Caffeine, or RosuvastatinCompletedNCT03970798Phase 1
- The Effects of a Combination of TeaCrine®, Dynamine, and Caffeine in Law EnforcementCompletedNCT03937687Early Phase 1
- Exogenous Ketone Supplementation and Exercise PerformanceStatus unknownNCT03895892Not applicable
- The Influence of Caffeine Supplementation on Specific Performance and Training ActivitiesCompletedNCT03822663Phase 3
- Influence of Flavonoids and Caffeine Supplementation on Resting MetabolismCompletedNCT03752125Not applicable
- Effects of a Thermogenic Dietary Supplement on Metabolic, Hemodynamic, and Mood ResponsesCompletedNCT03678116Not applicable
- Caffeine Consumption in Glaucoma Patients and Healthy SubjectsCompletedNCT03675412Not applicable
- Effects of L-theanine and Caffeine on Attention and Attention-related Brain Activity of Children With Attention Deficit Hyperactivity DisorderCompletedNCT03533556Early Phase 1
- Intermittent Hypoxia and Caffeine in Infants Born PretermCompletedNCT03321734Phase 2
- Effect of Caffeine on Ocular Circulation in High MyopesCompletedNCT03294967Not applicable
- Drug-drug Interaction Study Between EDP-305, Midazolam, Caffeine and Rosuvastatin in Healthy Volunteers.CompletedNCT03187496Phase 1
- Effects of Concomitant Administration of BMS-986195 on Methotrexate, Caffeine, Montelukast, Flurbiprofen, Omeprazole, Midazolam, Digoxin, and PravastatinCompletedNCT03131973Phase 1
- Does Caffeine Enhance Bowel Recovery After Colorectal Surgery?CompletedNCT03097900Phase 2
- Early Caffeine in Preterm NeonatesStatus unknownNCT03086473Phase 4
- The Effects of Caffeine Withdrawal on MigraineTerminatedNCT03022838Phase 2/3
- To Evaluate the Superiority of Fixed Combination (Orfenadrine 35mg, Acetaminophen 325mg, Caffeine 65mg and Diclofenac Sodium 50mg) Compared to Voltaren® (Diclofenac Sodium 50mg) in the Treatment of Acute Postural Low Back Pain.Status unknownNCT02985671Phase 3
- Effects of Caffeine on EEG Theta/Beta Ratio and Cognitive ControlCompletedNCT02940808Not applicable
- The Effects of Coffee Main Constituents (Caffeine and Chlorogenic Acid) Supplementation on Inflammatory, Metabolic Factors, Hepatic Steatosis and Fibrosis in None- Alcoholic Fatty Liver Patients With Type 2 DiabetesCompletedNCT02929901Phase 2/3
- Acute Caffeine Effects on Cardiac Autonomic and Cardiorespiratory Parameters Responses After Aerobic ExerciseStatus unknownNCT02917889Not applicable
- The Impact of Caffeine on Cognition in SchizophreniaCompletedNCT02832401Not applicable
- The Effect of Caffeine on the Narcoleptic PatientsCompletedNCT02832336Phase 1/2
- Effect of Caffeine Intake in Vestibular FunctionCompletedNCT02825199Phase 4
- This Study Tests the Effect of Risankizumab on the Metabolism in the Liver of Five Additional Drugs to Study Possible Drug Interactions in Patients With Psoriasis With or Without Psoriatic ArthritisCompletedNCT02772601Phase 1
- Pharmacokinetic Drug-Drug Interaction Study of RucaparibCompletedNCT02740712Phase 1
- Pharmacokinetic and Safety Study of Cenicriviroc and HMG-CoA Reductase Inhibitors, Caffeine and DigoxinCompletedNCT02685462Phase 1
- A Study of GDC-0134 to Determine Initial Safety, Tolerability, and Pharmacokinetic Parameters in Participants With Amyotrophic Lateral SclerosisCompletedNCT02655614Phase 1
- Caffeine in Amblyopia StudyWithdrawnNCT02594358Phase 1/2
- The Effect of Caffeine on Acupuncture Analgesia With the Human Pain ModelCompletedNCT02577770Not applicable
- Early Versus Late Caffeine for ELBW NewbornsTerminatedNCT02524249Not applicable
- A DDI Study to Assess the Effect of INC280 on the PK of Midazolam and Caffeine in Patients With cMET-dysregulated Advanced Solid TumorsCompletedNCT02520752Phase 1
- Does Caffeine Reduce Postoperative Bowel Paralysis After Elective Colectomy?TerminatedNCT02510911Not applicable
- Management of Apnea in Late Preterm and Term InfantsWithdrawnNCT02408328Phase 2
- Influence of a Bitter Compound and Bittermasking Compound on Gastric pHStatus unknownNCT02372188Not applicable
- Trial of Caffeine to Alleviate Dyspnea Related to TicagrelorTerminatedNCT02311088Phase 2