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Showing 1–18 of 18 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Low Bicarbonate Clear all
Completed Phase 1 Interventional

Comparison of Standard Versus Low Bicarbonate Hemodialysis

NCT01777178
View directory record Official record
Conditions
Chronic Kidney Disease, Metabolic Acidosis
Interventions
Low bicarbonate dialysis
Other
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
19 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Apr 29, 2019 · Synced Sep 11, 2026, 1:31 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Musculoskeletal Effects of Bicarbonate

NCT01475214
View directory record Official record
Conditions
Muscle Loss, Fractures, Osteoporosis, Age Related, Fall Injury
Interventions
potassium bicarbonate, Inactive placebo capsule
Dietary Supplement · Other
Lead sponsor
Tufts University
Other
Eligibility
60 Years and older
Enrollment
244 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 18, 2015 · Synced Sep 11, 2026, 1:31 PM EDT
Completed Phase 4 Interventional

Arterial pH and Total Body Nitrogen Balances in APD

NCT00586131
View directory record Official record
Conditions
End-stage Renal Disease
Interventions
ammonium chloride or sodium citrate/citric acid, Sodium citrate/citratic acid
Drug
Lead sponsor
Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
1
States / cities
Torrance, California
Source: ClinicalTrials.gov public record
Updated Sep 4, 2017 · Synced Sep 11, 2026, 1:31 PM EDT
Completed Not applicable Interventional

Fully Remote, Telehealth-based Ketogenic Metabolic Therapy for Long COVID

NCT07745699
View directory record Official record
Conditions
Long COVID Fatigue
Interventions
Ketogenic Metabolic Therapy, Lifestyle Intervention
Other · Behavioral
Lead sponsor
National University of Natural Medicine
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 5, 2026 · Synced Sep 11, 2026, 1:31 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Quantitative Mass Transfer of SFP-iron From Dialysate to Blood in CKD-HD Patients

NCT01894906
View directory record Official record
Conditions
Kidney Failure
Interventions
Soluble Ferric Pyrophosphate, Placebo
Drug · Other
Lead sponsor
Rockwell Medical Technologies, Inc.
Industry
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 15, 2015 · Synced Sep 11, 2026, 1:31 PM EDT
Completed Early Phase 1 Interventional

Study of Sodium Bicarbonate in Kidney Transplant Recipients

NCT01225796
View directory record Official record
Conditions
Kidney Transplantation
Interventions
Sodium bicarbonate
Drug
Lead sponsor
University of Utah
Other
Eligibility
21 Years to 75 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Apr 5, 2016 · Synced Sep 11, 2026, 1:31 PM EDT
Withdrawn Phase 4 Interventional

High Versus Low Bicarbonate Bath in Critically-ill Patients Receiving Continuous Renal Replacement Therapy

NCT03846258
View directory record Official record
Conditions
Metabolic Acidosis, Acute Kidney Injury, Acute Kidney Failure
Interventions
Low bicarbonate solution (22 mmol/L), High Bicarbonate solution (32 mmol/L)
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 100 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 27, 2021 · Synced Sep 11, 2026, 1:31 PM EDT
Completed Phase 4 Interventional

Safety of Low Dose IV Contrast CT Scanning in Chronic Kidney Disease

NCT02476526
View directory record Official record
Conditions
Chronic Kidney Disease, Pulmonary Embolism, Renal Artery Stenosis, Pulmonary Cancer
Interventions
Low Volume iso-osmolar non-ionic radio contrast medium, Acetylcysteine Inhalation, Sodium Bicarbonate Solution, 64-MDCT Scanning
Drug · Procedure
Lead sponsor
VA Greater Los Angeles Healthcare System
Federal
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2017
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 27, 2017 · Synced Sep 11, 2026, 1:31 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Washington Study of Hemofiltration After Out-of-Hospital Cardiac Arrest

NCT01509040
View directory record Official record
Conditions
Cardiac Arrest
Interventions
Standard Care, Low Volume Hemofiltration, High Volume Hemofiltration
Other · Device
Lead sponsor
University of Washington
Other
Eligibility
65 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jun 8, 2016 · Synced Sep 11, 2026, 1:31 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Low-dose Challenge Model With Enterotoxigenic E Coli

NCT00844493
View directory record Official record
Conditions
Diarrhea
Interventions
E coli strain H10407 and buffer, E coli H10407 and buffer
Biological
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years to 45 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 11, 2014 · Synced Sep 11, 2026, 1:31 PM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

Sympatholysis in Chronic Kidney Disease

NCT02411773
View directory record Official record
Conditions
Chronic Kidney Disease
Interventions
Sodium Bicarbonate, Placebo, Exercise Training, Control to Exercise (Stretching)
Drug · Behavioral
Lead sponsor
Emory University
Other
Eligibility
18 Years to 75 Years
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2027
U.S. locations
1
States / cities
Decatur, Georgia
Source: ClinicalTrials.gov public record
Updated May 17, 2026 · Synced Sep 11, 2026, 1:31 PM EDT
Recruiting Phase 1 Interventional

Impact of Sodium Bicarbonate on 24-hour Urine Parameters in Hypocitriuric and Uric Acid Stone Formers

NCT06335537
View directory record Official record
Conditions
Uric Acid Stones
Interventions
Potassium citrate, Sodium bicarbonate
Drug
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years to 80 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Orange, California
Source: ClinicalTrials.gov public record
Updated Jun 23, 2025 · Synced Sep 11, 2026, 1:31 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Pilot Study of Sodium Bicarbonate in Generally Healthy People With Low Bicarbonate

NCT02743650
View directory record Official record
Conditions
Chronic Kidney Disease
Interventions
Sodium bicarbonate
Dietary Supplement
Lead sponsor
University of Utah
Other
Eligibility
50 Years and older
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Nov 13, 2018 · Synced Sep 11, 2026, 1:31 PM EDT
Completed Phase 2 Interventional Results available

Smell Changes & Efficacy of Nasal Theophylline

NCT03990766
View directory record Official record
Conditions
Olfactory Disorder, Anosmia, Viral Infection, Theophylline Causing Adverse Effects in Therapeutic Use, Smell Disorder
Interventions
Theophylline, Saline Nasal
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 70 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 30, 2022 · Synced Sep 11, 2026, 1:31 PM EDT
Terminated Phase 2 Interventional

Nanocrystalline Gold to Treat Remyelination Failure in Chronic Optic Neuropathy In Multiple Sclerosis

NCT03536559
View directory record Official record
Conditions
Relapsing Remitting Multiple Sclerosis, Optic Neuropathy, Optic; Neuritis, With Demyelination
Interventions
CNM-Au8, Placebo
Drug
Lead sponsor
Clene Nanomedicine
Industry
Eligibility
18 Years to 55 Years
Enrollment
73 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Apr 2, 2023 · Synced Sep 11, 2026, 1:31 PM EDT
Completed Not applicable Interventional

Comparison of High Versus Low Bicarbonate Hemodialysis

NCT02098356
View directory record Official record
Conditions
Chronic Kidney Disease, End-stage Renal Disease, Metabolic Acidosis
Interventions
Low Bicarbonate
Other
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
19 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Jul 4, 2019 · Synced Sep 11, 2026, 1:31 PM EDT
Withdrawn Not applicable Interventional

Altering Bicarbonate Delivery During Hemodialysis to Affect Filtration of Indoxyl Sulfate

NCT02639624
View directory record Official record
Conditions
Renal Dialysis, Hemodialysis
Interventions
Low bicarbonate dialysate First, Normal bicarbonate dialysate First, Normal bicarbonate dialysate, Low bicarbonate dialysate
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 75 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 30, 2017 · Synced Sep 11, 2026, 1:31 PM EDT
Recruiting Phase 2 Interventional

Neurovascular Regulation During Exercise in Humans With Chronic Kidney Disease: Sympatholysis in CKD

NCT05928936
View directory record Official record
Conditions
Chronic Kidney Disease
Interventions
Sodium Bicarbonate, Exercise Training, Placebo
Drug · Behavioral
Lead sponsor
Emory University
Other
Eligibility
40 Years to 75 Years
Enrollment
156 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
2
States / cities
Atlanta, Georgia • Decatur, Georgia
Source: ClinicalTrials.gov public record
Updated Oct 20, 2025 · Synced Sep 11, 2026, 1:31 PM EDT