66 studies found for:    Open Studies | caffeine
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Rank Status Study
21 Recruiting Evaluation of the Effect of Fasting and Exercise on Uptake of Tc-99m Sestamibi in Breast Tissue
Condition: Uptake of Sestamibi Tracer
Interventions: Dietary Supplement: Meal;   Other: Exercise;   Radiation: Sestamibi;   Drug: Caffeine Tablet;   Other: External Heating
22 Recruiting Clinical Study to Evaluate Efficacy of New Paracetamol Formulation Compared to Ibuprofen in Headache
Condition: Headache, Tension-Type
Interventions: Drug: Paracetamol and Caffeine;   Drug: Ibuprofen;   Other: Placebo
23 Recruiting Prevention of Atrial Fibrillation Following Valvular Replacement With Cardiopulmonary Bypass: a Prospective, Randomized Clinical Study Comparing Oral Caffeine With Placebo
Condition: Atrial Fibrillation
Interventions: Drug: citrate of caffeine;   Drug: placebo
24 Not yet recruiting The Effects of Caffeine on Pain-Based Pacing During a Cycling Time-Trial
Condition: Healthy
Interventions: Drug: Caffeine;   Drug: Placebo
25 Recruiting The Effect of Dosage of Caffeine on Intraocular Pressure
Conditions: Intraocular Pressure;   Caffeine Dosage
Interventions: Other: decaffeinated coffee;   Other: regular dose coffee;   Other: high dose coffee
26 Recruiting Imaging the Effects of Zolpidem and Alprazolam in Healthy Volunteers at 3T
Condition: Psychotropic Drugs Effects
Interventions: Drug: Zolpidem;   Drug: Alprazolam;   Drug: Caffeine;   Other: Placebo
27 Recruiting Treatment of Low Metabolic Rate Following Bariatric Surgery
Condition: Morbid Obesity
Interventions: Drug: Ephedrine sulfate with caffeine;   Drug: cellulose
28 Recruiting Food Effect and CYP1A2 Induction Study in Healthy Subjects
Condition: Healthy Volunteers
Interventions: Drug: Pomalidomide;   Other: Caffeine;   Other: Tobacco
29 Unknown  Cytochrom p450 3A4 and 1A2 Phenotyping for the Individualization of Treatment With Sunitinib or Erlotinib in Cancer Patients
Conditions: Non Small-cell Lung Cancer;   Renal-cell Cancer;   Gastrointestinal Stroma Tumor
Interventions: Drug: Sunitinib;   Drug: Erlotinib;   Drug: Midazolam;   Drug: Caffeine
30 Not yet recruiting Phase 1 Study to Determine the Effects of PBT2 on the Pharmacokinetic Profile of Caffeine
Condition: Healthy Volunteers
Intervention: Drug: PBT2
31 Recruiting Treatment of Orthostatic Hypotension in Autonomic Failure
Conditions: Autonomic Failure;   Orthostatic Hypotension
Interventions: Drug: Atomoxetine;   Drug: Acarbose;   Drug: Pyridostigmine Bromide;   Drug: Yohimbine;   Drug: Midodrine HCl;   Drug: placebo;   Drug: Modafinil;   Drug: Octreotide;   Other: water intake;   Drug: Diphenhydramine Hydrochloride;   Drug: Ranitidine HCL;   Drug: Tranylcypromine;   Drug: Ergotamine/ Caffeine;   Drug: Celecoxib;   Drug: Pseudoephedrine;   Drug: Methylphenidate;   Drug: Indomethacin;   Drug: Ibuprofen;   Drug: Oxymetazoline 0.05% nasal solution;   Dietary Supplement: Bovril;   Drug: Acetazolamide;   Drug: Rivastigmine tartrate;   Drug: Carbidopa/levodopa;   Device: Inflatable abdominal binder;   Device: inflatable abdominal binder (sham)
32 Unknown  Clinical Trial on the Effects of Caffeine and Taurine From Energy Drinks (EDs) to Parameters of the Cardiovascular System in Humans
Condition: Cardiovascular Risk
Intervention: Dietary Supplement: Energy Drink, Taurine, Caffeine
33 Unknown  A Comparative Study Between Lysine Clonixinate+Cyclobenzaprine and Caffeine+Carisoprodol+Sodium Diclofenac+Paracetamol
Condition: Low Back Pain
Interventions: Drug: Tandrilax;   Drug: Dolamin Flex
34 Recruiting Inhalation of Low Concentration of CO2 in Preterm Infants Not Responding to Caffeine for the Treatment of Apnea
Condition: Apnea of Prematurity
Intervention: Other: Inhalation of low concentration of CO2
35 Unknown  Effect of Phytochemicals From Theobroma Cacao on Mental Energy
Condition: Mental Fatigue
Interventions: Other: Active comparator 1;   Other: Active comparator 2;   Other: Active comparator 3;   Other: Active comparator 4;   Other: Inactive comparator
36 Recruiting Long-term Effects of Green Tea on Gut Flora, Fat Absorption, Body Composition and Resting Energy Expenditure
Condition: Obesity
Interventions: Dietary Supplement: placebo;   Dietary Supplement: green tea (757 mg/capsule [84.5 mg EGCG + 2.1 mg caffeine ]
37 Unknown  Effectiveness of Rehabilitation on the Recovery of Patients Post Right Stroke With Unilateral Spatial Neglect
Conditions: Cerebrovascular Accident;   Perceptual Disorders
Intervention: Procedure: The phasic alerting treatment
38 Not yet recruiting Evaluation of the ReVive SE Device for Intra-Arterial Thrombectomy in Acute Ischemic Stroke
Condition: Stroke
Intervention:
39 Unknown  The Effect of Stimulating Substances on Brain Activity of Preterm Infants
Condition: Apneas of Prematurity
Intervention:
40 Recruiting Effect of Phytochemicals on Aspects of Cognitive Performance
Condition: Cognitive Performance
Intervention: Other: Cherry Flavored Beverage

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Indicates status has not been verified in more than two years