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Showing 1–24 of 25 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Water-Related Diseases Clear all
Completed No phase listed Observational Accepts healthy volunteers

Heart Rate Variability in Children With a Functional Gastrointestinal Disorder

NCT00195975
View directory record Official record
Conditions
Abdominal Pain
Interventions
Not listed
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
8 Years to 17 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2009
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 27, 2011 · Synced Jun 10, 2026, 2:22 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Physician Perceptions About Parenteral Hydration in Latin America and Spain

NCT01011140
View directory record Official record
Conditions
Dehydration, Advanced Cancers
Interventions
Survey
Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
516 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2020
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 13, 2019 · Synced Jun 10, 2026, 2:22 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Study of the Effects of MDMA/Ecstasy on Water Regulation, Sleep, and Cognition.

NCT01053403
View directory record Official record
Conditions
MDMA Discontinuation Syndrome
Interventions
3,4-methylenedioxymethamphetamine or Placebo
Drug
Lead sponsor
California Pacific Medical Center Research Institute
Other
Eligibility
18 Years to 50 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 30, 2013 · Synced Jun 10, 2026, 2:22 PM EDT
Recruiting Phase 2 Interventional

Rifampin in CYP24A1-related Hypercalcemia and Hypercalciuria

NCT03301038
View directory record Official record
Conditions
Idiopathic Infantile Hypercalcaemia - Severe Form, Genetic Disease, Hypercalcemia, Idiopathic, of Infancy, Hypercalciuric Hypercalcemia, Idiopathic Infantile Hypercalcemia - Mild Form, Hypercalciuria
Interventions
Rifampin
Drug
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
6 Months to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2030
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 27, 2025 · Synced Jun 10, 2026, 2:22 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Rehydration Following Exercise-Induced Dehydration

NCT01974986
View directory record Official record
Conditions
Dehydration Related to Exercise
Interventions
Water with flavoring and non-nutritive sweetener., High-Na low-CHO beverage, Low-Na high-CHO beverage
Other
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years to 35 Years · Male only
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 1, 2016 · Synced Jun 10, 2026, 2:22 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Preventing Early Childhood Obesity, Part 1: Long-term Follow-up

NCT05424471
View directory record Official record
Conditions
Obesity, Water; Lack of, Childhood Obesity, Feeding Behavior, Mother-Child Relations, Dietary Habits
Interventions
Family Spirit Nurture (FSN), Control Group - Vehicle Safety
Behavioral · Other
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
13 Years and older · Female only
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Shiprock, New Mexico
Source: ClinicalTrials.gov public record
Updated Aug 20, 2023 · Synced Jun 10, 2026, 2:22 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Pharmacokinetic Equivalence of Calcium Gluconate and Calcium Chloride in Parturients

NCT05973747
View directory record Official record
Conditions
Postpartum Hemorrhage, Pregnancy Related, Hypocalcemia, Parturition Complication
Interventions
Calcium Gluconate, Calcium chloride
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Apr 10, 2024 · Synced Jun 10, 2026, 2:22 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Lithium Water in Gun Violence Prevention

NCT02213614
View directory record Official record
Conditions
Assault by Handgun Discharge, Violence, Homicide, Sexual Assault by Bodily Force, Substance Abuse Problem
Interventions
Lithium Water, placebo: spring mineral water, natural spring water
Dietary Supplement · Other
Lead sponsor
American Society Of Thermalism And Climatology Inc
Other
Eligibility
14 Years to 60 Years
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Newark, New Jersey
Source: ClinicalTrials.gov public record
Updated Jun 22, 2015 · Synced Jun 10, 2026, 2:22 PM EDT
Completed No phase listed Observational

Pharmacokinetics of Understudied Drugs Administered to Children Per Standard of Care

NCT01431326
View directory record Official record
Conditions
Adenovirus, Anesthesia, Anxiety, Anxiolysis, Autism, Autistic Disorder, Bacterial Meningitis, Bacterial Septicemia, Benzodiazepine, Bipolar Disorder, Bone and Joint Infections, Central Nervous System Infections, Convulsions, Cytomegalovirus Retinitis, Early-onset Schizophrenia Spectrum Disorders, Epilepsy, General Anesthesia, Gynecologic Infections, Herpes Simplex Virus, Infantile Hemangioma, Infection, Inflammation, Inflammatory Conditions, Intra-abdominal Infections, Lower Respiratory Tract Infections, Migraines, Pain, Pneumonia, Schizophrenia, Sedation, Seizures, Skeletal Muscle Spasms, Skin and Skin-structure Infections, Treatment-resistant Schizophrenia, Urinary Tract Infections, Withdrawal, Sepsis, Gram-negative Infection, Bradycardia, Cardiac Arrest, Cardiac Arrhythmia, Staphylococcal Infections, Nosocomial Pneumonia, Neuromuscular Blockade, Methicillin Resistant Staphylococcus Aureus, Endocarditis, Neutropenia, Headache, Fibrinolytic Bleeding, Pulmonary Arterial Hypertension, CMV Retinitis, Hypertension, Chronic Kidney Diseases, Hyperaldosteronism, Hypokalemia, Heart Failure, Hemophilia, Heavy Menstrual Bleeding, Insomnia
Interventions
The POPS study is collecting PK data on children prescribed the following drugs of interest per standard of care:
Drug
Lead sponsor
Daniel Benjamin
Other
Eligibility
Up to 21 Years
Enrollment
3,520 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2019
U.S. locations
43
States / cities
Anchorage, Alaska • Little Rock, Arkansas • La Jolla, California + 37 more
Source: ClinicalTrials.gov public record
Updated Sep 5, 2023 · Synced Jun 10, 2026, 2:22 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Table-Top Water Pitcher to Reduce Arsenic Exposure Among Well Users in New Hampshire

NCT07103356
View directory record Official record
Conditions
Arsenic Poisoning, Environmental Exposure, Water-Related Diseases
Interventions
Water Pitcher Filtration System
Behavioral
Lead sponsor
Trustees of Dartmouth College
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Mar 23, 2026 · Synced Jun 10, 2026, 2:22 PM EDT
Completed Phase 1 Interventional

An Investigational Drug (CAL) Versus Zoledronic Acid (Zometa®) in Patients With Breast Cancer

NCT00051779
View directory record Official record
Conditions
Breast Neoplasms, Breast Cancer, Metastasis
Interventions
CAL
Drug
Lead sponsor
Chugai Pharma USA
Industry
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
38
States / cities
Little Rock, Arkansas • Springdale, Arkansas • Concord, California + 32 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Jun 10, 2026, 2:22 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Hot Water Therapy for the Treatment of Menopause-related Hot Flashes

NCT06192329
View directory record Official record
Conditions
Menopause, Menopause Related Conditions, Menopause Syndrome
Interventions
Hot water therapy, Warm water immersion
Behavioral
Lead sponsor
University of Colorado, Colorado Springs
Other
Eligibility
40 Years to 80 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Colorado Springs, Colorado
Source: ClinicalTrials.gov public record
Updated Feb 26, 2026 · Synced Jun 10, 2026, 2:22 PM EDT
Terminated Phase 3 Interventional Results available

Effect of Sodium Zirconium Cyclosilicate on Arrythmia-related Cardiovascular Outcomes in Participants on Chronic Hemodialysis With Recurrent Hyperkalemia (DIALIZE-Outcomes)

NCT04847232
View directory record Official record
Conditions
Hyperkalemia
Interventions
Sodium Zirconium Cyclosilicate (SZC), SZC Placebo
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years
Enrollment
2,690 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
57
States / cities
Huntsville, Alabama • Mesa, Arizona • Bakersfield, California + 47 more
Source: ClinicalTrials.gov public record
Updated Jun 17, 2025 · Synced Jun 10, 2026, 2:22 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Relationship Between Potassium Level in Venous Blood Samples Drawn and Heel Sticks In Infants and Newborns

NCT01349218
View directory record Official record
Conditions
Hyperkalemia
Interventions
Blood sample drawn from a vein, Blood sample drawn from a heel stick
Other
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
Up to 6 Months
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 12, 2016 · Synced Jun 10, 2026, 2:22 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Pharmacokinetics, Pharmacodynamics, and Safety Profile of Understudied Drugs Administered to Children Per Standard of Care (POPS)

NCT04278404
View directory record Official record
Conditions
Coronavirus Infection (COVID-19), Pulmonary Arterial Hypertension, Urinary Tract Infections in Children, Hypertension, Pain, Hyperphosphatemia, Primary Hyperaldosteronism, Edema, Hypokalemia, Heart Failure, Hemophilia, Menorrhagia, Insomnia, Pneumonia, Skin Infection, Arrythmia, Asthma in Children, Bronchopulmonary Dysplasia, Adrenal Insufficiency, Fibrinolysis; Hemorrhage, Attention Deficit Hyperactivity Disorder, Multisystem Inflammatory Syndrome in Children (MIS-C), Kawasaki Disease, Coagulation Disorder, Down Syndrome
Interventions
The POP02 study is collecting bodily fluid samples (i.e., whole blood, effluent samples) of children prescribed the following drugs of interest per standard of care:
Drug
Lead sponsor
Duke University
Other
Eligibility
0 Years to 20 Years
Enrollment
5,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
48
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Los Angeles, California + 40 more
Source: ClinicalTrials.gov public record
Updated Apr 5, 2026 · Synced Jun 10, 2026, 2:22 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

The Effects of Water Temperature on the Cold Pressor Test

NCT03083626
View directory record Official record
Conditions
Chronic Pain
Interventions
Cold pressor test
Other
Lead sponsor
Georgetown University
Other
Eligibility
21 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Apr 19, 2017 · Synced Jun 10, 2026, 2:22 PM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

COR-INSIGHT: Optimizing Cardiovascular and Cardiopulmonary Outcomes with AI-Driven Multiplexed Indications Using COR ECG Wearable

NCT06763549
View directory record Official record
Conditions
Cardiopulmonary Failure, Myocardial Infarction (MI), Heart Decompensation, Heart Failure, HFrEF - Heart Failure with Reduced Ejection Fraction, HFpEF - Heart Failure with Preserved Ejection Fraction, Syncopation, Syncope, Ischemic Cardiovascular Disease, STEMI, STEMI (ST Elevation MI), Atrial Fibrillation (AF), Atrial Enlargement, LVF, Conduction Defect, Conduction Abnormalities, Heart Block, Valvular Diseases, Cardiac Output, Low, Stroke Volume, Stroke Volume Variation, Hyperkalemia, Hypercalcemia, Hypocalcemia, LV Dysfunction, QT Prolongation, Sudden Cardiac Death Due to Cardiac Arrhythmia, Ventricular Arrhythmia, Pacing, Pacing Induced Dyssynchrony, Silent Ischemia, Pericarditis, Sleep Related Breathing Disorder, RSA, Apnea, Obstructive, Cardiac Output Measurement, Respiratory Impedance, CRT And/or ICD, Infarction, Cardiomyopathies, Primary, Hypertrophy
Interventions
SUBPROTOCOL A, SUBPROTOCOL B, SUBPROTOCOL C, SUBPROTOCOL D, SUBPROTOCOL E, SUBPROTOCOL F, SUBPROTOCOL G, SUBPROTOCOL H
Device
Lead sponsor
Peerbridge Health, Inc
Industry
Eligibility
18 Years and older
Enrollment
15,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Melbourne, Florida
Source: ClinicalTrials.gov public record
Updated Jan 7, 2025 · Synced Jun 10, 2026, 2:22 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Preventing Early Childhood Obesity, Part 1: Family Spirit Nurture, 3-9 Months

NCT03101943
View directory record Official record
Conditions
Obesity, Water; Lack of, Breast Feeding, Tooth Erosion, Dental Plaque, Infant Obesity, Feeding Behavior, Mother-Child Relations, Dietary Habits, Dental Caries
Interventions
Family Spirit Nurture (FSN), Control Program, Water Delivery
Behavioral · Other
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
13 Years and older · Female only
Enrollment
136 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Shiprock, New Mexico
Source: ClinicalTrials.gov public record
Updated Aug 10, 2020 · Synced Jun 10, 2026, 2:22 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation of a Brief Tobacco Intervention in the US Military

NCT03196102
View directory record Official record
Conditions
Tobacco Use, Tobacco Smoking, Smoking, Cigar, Smoking, Pipe, Smoking, Hookah, Nicotine Dependence
Interventions
BTI, Cigarette smoking military tailored pamphlet, Standard smoking cessation intervention
Behavioral
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
2,999 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Lackland Air Force Base, Texas
Source: ClinicalTrials.gov public record
Updated Oct 6, 2021 · Synced Jun 10, 2026, 2:22 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Cold Water Immersion Modulates Reinforcing Effects of Nitrous Oxide - 2

NCT00000250
View directory record Official record
Conditions
Opioid-Related Disorders, Substance-Related Disorders
Interventions
0% N2O, 40% N2O
Drug
Lead sponsor
University of Chicago
Other
Eligibility
21 Years to 32 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1993 – 1995
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 27, 2015 · Synced Jun 10, 2026, 2:22 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Impact of a Caffeinated Sports Drink on Performance

NCT06721793
View directory record Official record
Conditions
Dehydration, Dehydration Related to Exercise
Interventions
carbohydrate electrolyte drink, no-sugar electrolyte drink, Caffeinated Carbohydrate and electrolyte drink, Water (Placebo)
Dietary Supplement
Lead sponsor
Arizona State University
Other
Eligibility
18 Years to 55 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Jan 26, 2026 · Synced Jun 10, 2026, 2:22 PM EDT
Completed Phase 2 Interventional Results available

Studies of Elevated Parathyroid Activity

NCT00001277
View directory record Official record
Conditions
Hyperparathyroidism, Hypercalcemia, Parathyroid Neoplasm, Multiple Endocrine Neoplasia, MEN1
Interventions
68Ga-Dotatate, 18F-DOPA
Drug
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
2 Months and older
Enrollment
1,553 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1993 – 2020
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 6, 2022 · Synced Jun 10, 2026, 2:22 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Rural Appalachia Pilot Water Treatment Trial

NCT06120985
View directory record Official record
Conditions
Water-Related Diseases, Enteric Pathogens, Exposure to Chemical Pollution
Interventions
Countertop pitcher water filter
Device
Lead sponsor
Virginia Polytechnic Institute and State University
Other
Eligibility
6 Months and older
Enrollment
76 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
2
States / cities
Johnson City, Tennessee • Blacksburg, Virginia
Source: ClinicalTrials.gov public record
Updated Jan 15, 2026 · Synced Jun 10, 2026, 2:22 PM EDT
Completed Phase 3 Interventional

Effect of Tolvaptan on Cognitive Function in Cirrhosis

NCT01556646
View directory record Official record
Conditions
Cirrhosis, Hepatic Encephalopathy, Hyponatremia
Interventions
Tolvaptan
Drug
Lead sponsor
Hunter Holmes Mcguire Veteran Affairs Medical Center
Federal
Eligibility
18 Years to 75 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Feb 6, 2014 · Synced Jun 10, 2026, 2:22 PM EDT