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Showing 289–312 of 488 matching trials from the live ClinicalTrials.gov search.
Recruiting Not applicable Interventional Accepts healthy volunteers

Oxygen Toxicity: Mechanisms in Humans

NCT05761756
Conditions
Oxygen Toxicity, Hypercapnia, Seizures
Interventions
Sleep Deprivation, Caffeine, Methylphenidate, Sodium bicarbonate
Behavioral · Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years to 45 Years
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Durham, North Carolina
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Race, Natriuretic Peptides and Physiological Perturbations

NCT03070184
Conditions
Healthy, Pre Hypertension
Interventions
Exercise capacity VO2 max determination, Standardized meals, Exercise challenge, Metoprolol Succinate ER
Other · Dietary Supplement · Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 40 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2024
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Metabolic Syndrome, Metabolic Endotoxemia
Interventions
MFGM-enriched full-fat dairy milk, Soy phospholipid/lecithin milk
Dietary Supplement
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Columbus, Ohio
Completed No phase listed Observational Accepts healthy volunteers

Multimodal Ocular Imaging in Neurodegeneration

NCT03699644
Conditions
Alzheimer Disease, Alzheimer Dementia, Frontotemporal Dementia
Interventions
Spectral-Domain Optical Coherence Tomography (SD-OCT), Magnetic Resonance Imaging (MRI), Positron Emission Tomography (PET), Comprehensive Ophthalmic Examination, Fundus Photography
Device · Diagnostic Test
Lead sponsor
University of Michigan
Other
Eligibility
45 Years to 80 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Ann Arbor, Michigan
Completed No phase listed Observational Accepts healthy volunteers

Impact of Menstrual Phase on Oral Glucose Sensitivity

NCT06800690
Conditions
Ovulation, Menstruation
Interventions
Urinary Estrogen Level
Diagnostic Test
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years to 46 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
New Brunswick, New Jersey
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Multi-day Interruptions in Sitting on Type 2 Diabetes-relevant Outcomes in Children

NCT04469790
Conditions
Sedentary Behavior, Affect, Metabolic Disturbance, Anxiety, Cardiac Autonomic Nervous System Function
Interventions
SIT+WALK, EX
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
8 Years to 11 Years
Enrollment
188 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Healthy Participant
Interventions
PF-07220060
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 65 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Diabetes Mellitus, Type 1
Interventions
Insulin Lispro, ZP4207 (dasiglucagon), Glucagon, iPhone-based bionic pancreas, iLet-based bionic pancreas
Drug · Device
Lead sponsor
Zealand Pharma
Industry
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Hyperkalaemia, Metabolic Acidosis, Chronic Kidney Disease
Interventions
Sodium zirconium cyclosilicate, Placebo
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
29
States / cities
Florence, Alabama • Chula Vista, California • Downey, California + 25 more
Completed Not applicable Interventional Accepts healthy volunteers

Inactivity Duration on Lipid Metabolism

NCT06033898
Conditions
Metabolism
Interventions
12 hours of physical inactivity, 24 hours of physical inactivity, 36 hours of physical inactivity
Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 65 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Austin, Texas
Completed No phase listed Observational Accepts healthy volunteers

ImpaCt Of Shiftwork on METabolic Flexibility and Skeletal Muscle Clocks

NCT05820490
Conditions
Metabolic Health
Interventions
Whole Room Calorimeter, Mixed-Meal Tolerance Test (MMTT), Core Body Temperature, Morningness-Eveningness Questionnaire, Muscle Biopsy, Serial Blood Sampling
Other · Procedure
Lead sponsor
AdventHealth Translational Research Institute
Other
Eligibility
21 Years to 45 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Orlando, Florida
Conditions
Metabolic Syndrome, Obesity
Interventions
Facility-based Exercise, Home-based Exercise
Behavioral
Lead sponsor
Georgetown University
Other
Eligibility
45 Years to 65 Years · Female only
Enrollment
213 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2025
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Conditions
Pitt Hopkins Syndrome
Interventions
MTP-101P, Vancomycin, Magnesium Citrate, Antacid, Placebo MTP-101P, Placebo Vancomycin
Combination Product
Lead sponsor
Gut-Brain-Axis Therapeutics Inc.
Other
Eligibility
5 Years to 55 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Tempe, Arizona
Conditions
Prediabetic State
Interventions
Oral glucose tolerance test
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Gainesville, Florida
Completed Not applicable Interventional Results available

Glucose Counterregulation in Long Standing Type 1 Diabetes

NCT01474889
Conditions
Hypoglycemia Unawareness, Type 1 Diabetes, Healthy
Interventions
RT-CGM
Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
25 Years to 70 Years
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2021
U.S. locations
3
States / cities
Philadelphia, Pennsylvania
Conditions
Autism Spectrum Disorder, Autistic Disorder, Autism, Asperger's Syndrome, Pervasive Development Disorders
Interventions
Folinic Acid and placebo, Folinic Acid
Drug
Lead sponsor
University of Arkansas
Other
Eligibility
3 Years to 14 Years
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Little Rock, Arkansas
Conditions
Alzheimer Disease
Interventions
Blood draws, Hyperinsulinemic Euglycemic Clamp Technique Insulin Sensitivity test, Resting Metabolic Rate (RMR)
Other
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
65 Years to 75 Years · Male only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Completed Not applicable Interventional Accepts healthy volunteers

Guided Metabolic Detox Program

NCT06061289
Conditions
Detoxification Response
Interventions
SP Detox Program
Dietary Supplement
Lead sponsor
Standard Process Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Bloomington, Minnesota
Completed Not applicable Interventional Accepts healthy volunteers

Avocado and Postprandial Responses

NCT06818032
Conditions
Healthy, Healthy Volunteer, Healthy Volunteers, Healthy Adult, Healthy Male and Female Subjects, Healthy Subjects, Healthy Volunteers Only, Healthy Non-smokers
Interventions
Negative control, Avocado, Fat and fiber addition
Other
Lead sponsor
University of Vermont Medical Center
Other
Eligibility
21 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Burlington, Vermont
Conditions
Early Psychosis
Interventions
Levetiracetam Pill, Placebo
Drug · Other
Lead sponsor
NYU Langone Health
Other
Eligibility
16 Years to 40 Years
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
New York, New York
Conditions
Schizo-Affective Type of Psychosis, Schizophrenia
Interventions
Psychosis and cognitive assessments, Physical and neuro-cognitive evaluations, Safety labs and electrocardiogram, Ocrelizumab infusion
Behavioral · Diagnostic Test · Biological
Lead sponsor
The Methodist Hospital Research Institute
Other
Eligibility
18 Years to 35 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2028
U.S. locations
1
States / cities
Houston, Texas
Recruiting Phase 2 Interventional Accepts healthy volunteers

Mechanisms for Activation of Beige Adipose Tissue in Humans

NCT04666636
Conditions
PreDiabetes
Interventions
Placebo, Mirabegron, Mirabegron 50 MG, Mirabegron 100 mg
Drug
Lead sponsor
Philip Kern
Other
Eligibility
35 Years to 65 Years
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
1
States / cities
Lexington, Kentucky
Conditions
Brain and Central Nervous System Tumors
Interventions
temozolomide, veliparib, DNA methylation analysis, gene expression analysis, mutation analysis, proteomic profiling, high performance liquid chromatography, immunoenzyme technique, laboratory biomarker analysis, mass spectrometry, pharmacogenomic studies, pharmacological study, adjuvant therapy, radiation therapy
Drug · Genetic · Other + 2 more
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years to 120 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
11
States / cities
Birmingham, Alabama • San Francisco, California • Atlanta, Georgia + 8 more
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Effect Of Single-Dose PF-05175157 On Metabolic And Cardiopulmonary Parameters

NCT01819922
Conditions
Healthy
Interventions
PF-05175157, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 40 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Boston, Massachusetts