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Showing 1–24 of 60 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Oral sodium bicarbonate Clear all
Terminated Phase 1 Interventional Accepts healthy volunteers

Enteroaggregative E.Coli (EAEC)

NCT00362869
View directory record Official record
Conditions
Escherichia Coli Infections
Interventions
Levofloxacin, Placebo, Enteroaggregative E. coli (EAEC)
Drug · Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 40 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 25, 2016 · Synced Sep 24, 2026, 10:52 PM EDT
Terminated Not applicable Interventional Results available

Bicarbonate for Tumor Related Pain

NCT01350583
View directory record Official record
Conditions
Neoplasm Related Pain (Acute) (Chronic)
Interventions
Sodium Bicarbonate (NaHCO3)
Drug
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Aug 13, 2013 · Synced Sep 24, 2026, 10:52 PM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers

Safety and Efficacy Study of CVD 1208S, a Live, Attenuated Oral Vaccine to Prevent Shigella Infection: Phase IIa

NCT00866476
View directory record Official record
Conditions
Shigella
Interventions
CVD 1208S, a Shigella flexneri 2a live, oral vaccine, Placebo
Biological · Other
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 45 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 28, 2021 · Synced Sep 24, 2026, 10:52 PM EDT
Terminated Phase 1 Interventional

Efficacy, Safety Study and Benefit of Alkali Therapy in Sickle Cell Disease

NCT01894594
View directory record Official record
Conditions
Sickle Cell Anemia, Chronic Kidney Disease, Metabolic Acidosis
Interventions
Sodium Bicarbonate
Drug
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
18 Years to 100 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 19, 2019 · Synced Sep 24, 2026, 10:52 PM EDT
Withdrawn Phase 2 Interventional Accepts healthy volunteers

Safety, Immunogenicity and Efficacy Study of Inactivated Whole Cell Shigella Flexneri 2a Vaccine With and Without dmLT in Adults

NCT03038243
View directory record Official record
Conditions
Shigella Sonnei Dysenteries
Interventions
Shigella flexneri 2a whole cell (Sf2aWC) vaccine and double mutant E. coli heat labile toxin (dmLT), Shigella flexneri 2a whole cell (Sf2aWC) vaccine, Placebo
Biological · Other
Lead sponsor
PATH
Other
Eligibility
18 Years to 45 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 19, 2017 · Synced Sep 24, 2026, 10:52 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 24, 2026, 10:52 PM EDT
Completed Phase 3 Interventional Results available

Investigation of PicoPrep Versus HalfLytely for Bowel Preparation for Colonoscopy - Day Before PicoPrep

NCT01073943
View directory record Official record
Conditions
Bowel Preparation
Interventions
PicoPrep, HalfLytely, bisacodyl
Drug
Lead sponsor
Ferring Pharmaceuticals
Industry
Eligibility
18 Years to 80 Years
Enrollment
603 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
11
States / cities
Clearwater, Florida • Hollywood, Florida • Inverness, Florida + 8 more
Source: ClinicalTrials.gov public record
Updated Oct 29, 2012 · Synced Sep 24, 2026, 10:52 PM EDT
Completed Phase 4 Interventional Results available

Impact of Timing on the Efficacy of Zegerid 40 mg in Healing Reflux Esophagitis: A Pilot Study

NCT00693225
View directory record Official record
Conditions
Erosive Esophagitis
Interventions
Omeprazole/sodium bicarbonate
Drug
Lead sponsor
Yvonne Romero
Other
Eligibility
18 Years and older
Enrollment
91 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 19, 2012 · Synced Sep 24, 2026, 10:52 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety and Immunogenicity of Peru-15-pCTB in Healthy Adult Subjects

NCT00654108
View directory record Official record
Conditions
Gastroenteritis Escherichia Coli
Interventions
Ciprofloxacin, Peru-15-pCTB, Sodium bicarbonate/Ascorbic Acid/Aspartame Buffer
Drug · Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 28, 2021 · Synced Sep 24, 2026, 10:52 PM EDT
Recruiting Phase 4 Interventional

Effect of Alkali Therapy on Vascular and Graft Function in Kidney Transplant Recipients

NCT05005793
View directory record Official record
Conditions
Metabolic Acidosis, Kidney Transplant; Complications, Vascular Diseases
Interventions
Sodium bicarbonate, Placebo
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 80 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated May 28, 2025 · Synced Sep 24, 2026, 10:52 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Intra-Individual Reproducibility of the Non-Invasive Assessment of the Portal Circulation

NCT01579162
View directory record Official record
Conditions
Hepatitis C, Chronic, Non-Alcoholic Fatty Liver Disease
Interventions
Cholate-24-13C (IND 65121) & Cholate-2,2,4,4-d4 (IND 65123)
Device
Lead sponsor
HepQuant, LLC
Industry
Eligibility
22 Years to 65 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jul 14, 2021 · Synced Sep 24, 2026, 10:52 PM EDT
Completed Phase 3 Interventional Results available

The BASE Study: Bicarbonate Administration to Stabilize Estimated Glomerular Filtration Rate (eGFR)

NCT02521181
View directory record Official record
Conditions
Chronic Kidney Disease
Interventions
Lower Dose Sodium Bicarbonate, Higher Dose Sodium Bicarbonate, Placebo
Drug
Lead sponsor
Jennifer Gassman, PhD
Other
Eligibility
18 Years and older
Enrollment
194 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
7
States / cities
Denver, Colorado • Washington D.C., District of Columbia • Chicago, Illinois + 3 more
Source: ClinicalTrials.gov public record
Updated Oct 19, 2020 · Synced Sep 24, 2026, 10:52 PM EDT
Suspended Phase 1Phase 2 Interventional Accepts healthy volunteers

Safety and Efficacy of Oral Administration of the Phage Cocktail, VRELysin™, In Healthy and VRE-Colonized Subjects

NCT05715619
View directory record Official record
Conditions
Vancomycin-Resistant Enterococcal Colonization
Interventions
VRELysin™, Placebo
Biological · Other
Lead sponsor
Intralytix, Inc.
Industry
Eligibility
18 Years to 50 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 13, 2026 · Synced Sep 24, 2026, 10:52 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety and Efficacy Study of CVD 1208S, a Live, Attenuated Oral Vaccine to Prevent Shigella Infection Using cGMP

NCT01531530
View directory record Official record
Conditions
Shigella
Interventions
CVD 1208S, a Shigella flexneri 2a live, oral vaccine, Placebo
Biological · Other
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 45 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
2
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 29, 2021 · Synced Sep 24, 2026, 10:52 PM EDT
Terminated Phase 2Phase 3 Interventional Results available

Bone in CKD Alkali Response (BICARb Pilot Trial)

NCT05918029
View directory record Official record
Conditions
Chronic Kidney Diseases, Bone Loss
Interventions
Potassium Citrate Extended Release Oral Tablet, Placebo, Potassium Citrate and Citric Acid Oral Solution
Drug · Other
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
5 Years to 100 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
2
States / cities
The Bronx, New York • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 27, 2026 · Synced Sep 24, 2026, 10:52 PM EDT
Completed Phase 1 Interventional

Gem-TABS in Unresectable Pancreatic Carcinoma

NCT01198821
View directory record Official record
Conditions
Pancreatic Cancer
Interventions
Sodium bicarbonate (g/kg/day), Gemcitabine (mg/m²)
Drug
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Feb 22, 2017 · Synced Sep 24, 2026, 10:52 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

A Prospective, Randomized TrialComparing Oral N-Acetylcysteine and Intravenous Sodium Bicarbonate

NCT00579995
View directory record Official record
Conditions
Nephropathy
Interventions
Oral N-Acetylcysteine, Sodium Bicarbonate
Drug
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years and older
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2010
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Sep 20, 2023 · Synced Sep 24, 2026, 10:52 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Oxygen Toxicity: Mechanisms in Humans

NCT05761756
View directory record Official record
Conditions
Oxygen Toxicity, Hypercapnia, Seizures
Interventions
Sleep Deprivation, Caffeine, Methylphenidate, Carbon Dioxide
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
Source: ClinicalTrials.gov public record
Updated Oct 22, 2025 · Synced Sep 24, 2026, 10:52 PM EDT
Terminated Phase 1 Interventional

Oral Bicarbonate as Adjuvant for Pain Reduction in Patients With Tumor Related Pain

NCT01846429
View directory record Official record
Conditions
Tumor, Cancer, Pain, Malignant Solid Tumor, Unresectable Malignant Neoplasm, Hematologic Malignancy, Multiple Myeloma, Lymphoma, Neoplasm Metastasis
Interventions
Sodium Bicarbonate
Drug
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Jun 3, 2015 · Synced Sep 24, 2026, 10:52 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 24, 2026, 10:52 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Cholera Anti-Secretory Treatment Trial

NCT04150250
View directory record Official record
Conditions
Cholera
Interventions
iOWH032, Placebo, V. cholerae Challenge, Antibiotics
Drug · Other
Lead sponsor
PATH
Other
Eligibility
18 Years to 44 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 24, 2021 · Synced Sep 24, 2026, 10:52 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Drug-Drug Interaction Study of Orforglipron (LY3502970) in Healthy Overweight and Obese Participants

NCT06186622
View directory record Official record
Conditions
Healthy, Obese, Overweight
Interventions
Orforglipron, Simvastatin, Digoxin, Rosuvastatin, Acetaminophen, Midazolam, Sodium Bicarbonate
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 70 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
2
States / cities
Daytona Beach, Florida • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 21, 2026 · Synced Sep 24, 2026, 10:52 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Nitrous Oxide for Pain Management of First Trimester Surgical Abortion

NCT02096575
View directory record Official record
Conditions
Abortion in First Trimester
Interventions
Nitrous oxide administration
Other
Lead sponsor
University of New Mexico
Other
Eligibility
18 Years and older · Female only
Enrollment
140 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Apr 18, 2016 · Synced Sep 24, 2026, 10:52 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Shigella CVD 31000: Study of Responses With Shigella-ETEC Vaccine Strain CVD 1208S-122

NCT04634513
View directory record Official record
Conditions
Shigella Infection, Enterotoxigenic Escherichia Coli Infection
Interventions
strain CVD 1208S-122, Placebo
Biological · Other
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 49 Years
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 1, 2026 · Synced Sep 24, 2026, 10:52 PM EDT