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ClinicalTrials.gov public records Last synced Oct 22, 2026, 6:33 PM EDT

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Showing 73–96 of 242 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Water-Electrolyte Imbalances Clear all
Completed Phase 4 Interventional Results available

Subcutaneous Rehydration Compared to Intravenous Rehydration

NCT00773175
View directory record Official record
Conditions
Dehydration
Interventions
recombinant human hyaluronidase
Drug
Lead sponsor
Halozyme Therapeutics
Industry
Eligibility
30 Days to 10 Years
Enrollment
148 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
25
States / cities
Hartford, Connecticut • Orlando, Florida • Tampa, Florida + 20 more
Source: ClinicalTrials.gov public record
Updated Nov 7, 2018 · Synced Oct 22, 2026, 6:33 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Increasing Vegetable Intake Using Monosodium Glutamate: A Reduced-Effort Intervention

NCT05591612
View directory record Official record
Conditions
Healthy Nutrition, Culinary Medicine, Sodium Excess
Interventions
Salt replacement seasoning (50% salt and 50% MSG) mix, Salt replacement seasoning (70% salt and 30% MSG) mix, NaCl (sodium chloride/table salt)
Behavioral
Lead sponsor
Texas Tech University
Other
Eligibility
18 Years and older
Enrollment
148 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Lubbock, Texas
Source: ClinicalTrials.gov public record
Updated Aug 1, 2024 · Synced Oct 22, 2026, 6:33 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Bioequivalency Study of Calcitriol Tablets Under Fasting Conditions

NCT00601328
View directory record Official record
Conditions
Secondary Hyperparathyroidism, Hypocalcemia
Interventions
Calcitriol
Drug
Lead sponsor
Roxane Laboratories
Industry
Eligibility
18 Years to 45 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003
U.S. locations
1
States / cities
Springfield, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 23, 2018 · Synced Oct 22, 2026, 6:33 PM EDT
Completed Phase 2 Interventional

A Study Evaluating the Safety and Efficacy of RDX013 for the Treatment of Hyperkalemia

NCT04780841
View directory record Official record
Conditions
Hyperkalemia
Interventions
RDX013, Placebo
Drug
Lead sponsor
Ardelyx
Industry
Eligibility
18 Years to 85 Years
Enrollment
109 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
6
States / cities
Coral Gables, Florida • Miami Lakes, Florida • Miami Springs, Florida + 3 more
Source: ClinicalTrials.gov public record
Updated May 4, 2022 · Synced Oct 22, 2026, 6:33 PM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Study of In-line Pressure Using Various Techniques of Subcutaneous Administration of Fluids Enabled by Human Recombinant Hyaluronidase (INFUSE-AT1A)

NCT01116102
View directory record Official record
Conditions
Dehydration
Interventions
Subcutaneous HYLENEX (recombinant human hyaluronidase) and Lactated Ringer's solution
Drug
Lead sponsor
Baxter Healthcare Corporation
Industry
Eligibility
18 Years to 60 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Morgantown, West Virginia
Source: ClinicalTrials.gov public record
Updated Oct 24, 2011 · Synced Oct 22, 2026, 6:33 PM EDT
Recruiting Phase 2 Interventional

Effect of Patiromer in Children Under 12 Years of Age With High Blood Potassium Levels

NCT05766839
View directory record Official record
Conditions
Hyperkalemia
Interventions
Patiromer
Drug
Lead sponsor
Vifor Pharma, Inc.
Industry
Eligibility
0 Years to 11 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
13
States / cities
Aurora, Colorado • Jacksonville, Florida • Miami, Florida + 10 more
Source: ClinicalTrials.gov public record
Updated Sep 25, 2026 · Synced Oct 22, 2026, 6:33 PM EDT
Completed Not applicable Interventional Results available

A Translational Approach to Gitelman Syndrome

NCT00822107
View directory record Official record
Conditions
Gitelman Syndrome
Interventions
Hydrochlorothiazide
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
21 Years to 65 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Apr 5, 2019 · Synced Oct 22, 2026, 6:33 PM EDT
Completed Not applicable Interventional

Post-Operative Water Load Following Transsphenoidal Pituitary Surgery

NCT02727686
View directory record Official record
Conditions
Hyponatremia, Pituitary Adenoma
Interventions
Water Load (WL) Post-Operative Day 1
Other
Lead sponsor
St. Joseph's Hospital and Medical Center, Phoenix
Other
Eligibility
18 Years to 80 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Nov 25, 2019 · Synced Oct 22, 2026, 6:33 PM EDT
Completed Phase 3 Interventional

"SALT Trial" Study of Ascending Levels of Tolvaptan in Hyponatremia

NCT00072683
View directory record Official record
Conditions
Hyponatremias, Water Intoxication, Inappropriate ADH Syndrome, Water-Electrolyte Imbalances
Interventions
tolvaptan, placebo matching tolvaptan
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years and older
Enrollment
205 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
23
States / cities
Los Angeles, California • San Francisco, California • Denver, Colorado + 17 more
Source: ClinicalTrials.gov public record
Updated Jul 13, 2026 · Synced Oct 22, 2026, 6:33 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

EASI Access II --- Follow-up Study to the EASI Access Trial

NCT00740727
View directory record Official record
Conditions
Disaster Medicine, Difficult Intravenous Access, Dehydration
Interventions
Human recombinant hyaluronidase (HRH), Enzymatically Augmented Subcutaneous Infusion (EASI) line placement
Drug · Procedure
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 11, 2009 · Synced Oct 22, 2026, 6:33 PM EDT
Completed Phase 2 Interventional Results available

A Study to Determine the Effects of NPSP795 on the Calcium-sensing Receptor in Subjects With Autosomal Dominant Hypocalcemia as Measured by PTH Levels and Blood Calcium Concentrations

NCT02204579
View directory record Official record
Conditions
Autosomal Dominant Hypocalcemia (ADH)
Interventions
NPSP795
Drug
Lead sponsor
Shire
Industry
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 9, 2021 · Synced Oct 22, 2026, 6:33 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 2, 2016 · Synced Oct 22, 2026, 6:33 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Hydration Dynamics and Influence of Beverage Composition

NCT05111392
View directory record Official record
Conditions
Hydration, Fluid Retention, Dehydration
Interventions
Placebo, Oral Rehydration Solution 1, Oral Rehydration Solution 2
Biological
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years to 45 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 14, 2023 · Synced Oct 22, 2026, 6:33 PM EDT
Not listed Phase 1 Interventional

Potassium Binder in CKD Patients (With Hyperkalemia) (DiPo Trial)

NCT04727840
View directory record Official record
Conditions
Chronic Kidney Diseases, Hyperkalemia
Interventions
Sodium Zirconium Cyclosilicate Oral Product
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 80 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 1, 2021 · Synced Oct 22, 2026, 6:33 PM EDT
Completed No phase listed Observational

Citrate Effects and Bone Density in Long-Term Apheresis Donors

NCT00073060
View directory record Official record
Conditions
Healthy Apheresis Donors
Interventions
Not listed
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
18 Years to 80 Years
Enrollment
273 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 4, 2023 · Synced Oct 22, 2026, 6:33 PM EDT
Completed No phase listed Observational

Effect of Viscous Fiber on Postprandial Kalemic Response in Hemodialysis Patients

NCT05086185
View directory record Official record
Conditions
Hyperkalemia, Chronic Kidney Disease Requiring Chronic Dialysis
Interventions
Kalemic Response to Orange Juice, Kalemic Response to Orange Juice with Fiber
Diagnostic Test · Dietary Supplement
Lead sponsor
University of Nevada, Reno
Other
Eligibility
18 Years to 89 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Reno, Nevada
Source: ClinicalTrials.gov public record
Updated Mar 27, 2025 · Synced Oct 22, 2026, 6:33 PM EDT
Completed No phase listed Observational

International, Multicenter Study of a Twenty-eight Week, Open-label, Titrated Oral Lixivaptan Administration in Patients With Chronic Hyponatremia: Extension to Studies CK-LX3401, 3405, and 3430

NCT01056848
View directory record Official record
Conditions
Hyponatremia With Normal Extracellular Fluid Volume, Hyponatremia With Excess Extracellular Fluid Volume
Interventions
Not listed
Lead sponsor
CardioKine Inc.
Industry
Eligibility
18 Years and older
Enrollment
135 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2010
U.S. locations
6
States / cities
Lomita, California • Clearewater, Florida • Fleming Island, Florida + 3 more
Source: ClinicalTrials.gov public record
Updated Jun 21, 2011 · Synced Oct 22, 2026, 6:33 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Compare Conivaptan Pharmacokinetics in Subjects With Mild & Moderate Kidney Function Impairment to Subjects With Normal Kidney Function

NCT00887627
View directory record Official record
Conditions
Kidney Diseases, Hyponatremia
Interventions
conivaptan hydrochloride
Drug
Lead sponsor
Cumberland Pharmaceuticals
Industry
Eligibility
18 Years to 70 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Anaheim, California
Source: ClinicalTrials.gov public record
Updated May 2, 2014 · Synced Oct 22, 2026, 6:33 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Vascular Effects of Acute Sodium (VEAS) Study

NCT04244604
View directory record Official record
Conditions
Sodium Excess, Racial Disparities, Blood Pressure, Cardiovascular Risk Factor
Interventions
Low Sodium Meal (140 mg sodium chloride), High Sodium Meal (2500 mg sodium chloride)
Other
Lead sponsor
Indiana University
Other
Eligibility
19 Years to 75 Years
Enrollment
71 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
2
States / cities
Auburn, Alabama • Bloomington, Indiana
Source: ClinicalTrials.gov public record
Updated Dec 19, 2025 · Synced Oct 22, 2026, 6:33 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Renal Considerations in the Heat Stress Recommendations (Aim2)

NCT05458843
View directory record Official record
Conditions
Hot Weather; Adverse Effect, Kidney Dysfunction, Kidney Injury, Hyperthermia, Dehydration
Interventions
Fluid replacement, No fluid replacement
Procedure
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 44 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Bloomington, Indiana
Source: ClinicalTrials.gov public record
Updated Nov 8, 2023 · Synced Oct 22, 2026, 6:33 PM EDT
Terminated Phase 3 Interventional Results available

Study of the Effect of SZC on Serum Potassium and Serum Bicarbonate in Patients With Hyperkalemia and Metabolic Acidosis Associated With Chronic Kidney Disease

NCT04727528
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Oct 6, 2023 · Synced Oct 22, 2026, 6:33 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Clinical Study to Evaluate the Effects of Two Novel Hydration Beverage Formulas on Rehydration in Healthy Adults

NCT05428228
View directory record Official record
Conditions
Dehydration, Rehydration, Exercise Performance, Exercise Recovery, Cognitive Performance
Interventions
TP1, TP2, Placebo
Other
Lead sponsor
Liquid I.V.
Other
Eligibility
18 Years to 35 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Jul 29, 2024 · Synced Oct 22, 2026, 6:33 PM EDT
Terminated Phase 2 Interventional Results available

Teriparatide (Forteo) in the Treatment of Patients With Postoperative Hypocalcemia

NCT00623974
View directory record Official record
Conditions
Hypocalcemia
Interventions
Teriparatide (Forteo), Calcium, Calcitriol
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 6, 2012 · Synced Oct 22, 2026, 6:33 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Descriptive Study of Cardiac Output During Rehydration With Recombinant Human Hyaluronidase in Pediatrics

NCT01139294
View directory record Official record
Conditions
Dehydration, Cardiac Output, Pediatrics
Interventions
Hylenex
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
2 Months to 3 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Feb 1, 2018 · Synced Oct 22, 2026, 6:33 PM EDT