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ClinicalTrials.gov public records Last synced Oct 29, 2026, 6:29 AM EDT

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Showing 1–24 of 30 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Sodium nitrate Clear all
Completed Phase 1 Interventional Accepts healthy volunteers

Sodium Nitrate to Improve Blood Flow

NCT02847975
View directory record Official record
Conditions
Becker Muscular Dystrophy
Interventions
Sodium nitrate
Dietary Supplement
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
15 Years to 55 Years · Male only
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
2
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 6, 2018 · Synced Oct 29, 2026, 6:29 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Clinical Efficacy in Relieving Dentin Hypersensitivity of Nanohydroxyapatite-Containing Toothpastes and Cream

NCT02918617
View directory record Official record
Conditions
Dentin Sensitivity
Interventions
Control toothpaste containing Novamin® technology, Control toothpaste containing 1500 ppm fluoride as MFP, Test toothpaste with nano-HAP (high concentration), Test toothpaste with nano-HAP (low concentration), Test toothpaste with nano-HAP and (Potassium Nitrate) KNO3, Control toothpaste without nano-HAP, Test toothpaste with nano-HAP (medium concentration), Test cream with nano-HAP (higher concentration), Control cream without nano-HAP
Drug
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 80 Years
Enrollment
203 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Nov 16, 2018 · Synced Oct 29, 2026, 6:29 AM EDT
Recruiting Phase 2 Interventional

Inorganic Nitrate (NaNO3) Prevention of Contrast-Associated Acute Kidney Injury

NCT07016074
View directory record Official record
Conditions
Kidney Injury, Acute
Interventions
Sodium Nitrate, Placebo
Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 27, 2026 · Synced Oct 29, 2026, 6:29 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Clinical Study Investigating the Efficacy of a Mouthwash in Providing Long Term Relief From Dentinal Hypersensitivity

NCT02226562
View directory record Official record
Conditions
Dentin Sensitivity
Interventions
Potassium nitrate and sodium fluoride, Standard fluoride dentifrice
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 55 Years
Enrollment
191 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Fort Wayne, Indiana
Source: ClinicalTrials.gov public record
Updated Aug 27, 2018 · Synced Oct 29, 2026, 6:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Clinical Study to Investigate the Tooth Stain Removal Efficacy of Two Experimental Toothpastes Compared to a Standard Toothpaste When Used Twice Daily for 8 Weeks

NCT05459558
View directory record Official record
Conditions
Oral Hygiene
Interventions
Experimental Dentifrice 1, Experimental Dentifrice 2, Reference Dentifrice
Drug
Lead sponsor
HALEON
Industry
Eligibility
18 Years to 65 Years
Enrollment
280 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Melbourne, Florida
Source: ClinicalTrials.gov public record
Updated Apr 12, 2024 · Synced Oct 29, 2026, 6:29 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Meta-analysis of Stannous Fluoride Dentifrice and the Effects on Dentine Hypersensitivity

NCT04005417
View directory record Official record
Conditions
Dentine Hypersensitivity
Interventions
Stannous fluoride dentifrice, Positive control dentifrice, Negative control dentifrice
Drug
Lead sponsor
Procter and Gamble
Industry
Eligibility
18 Years and older
Enrollment
1,036 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 2, 2019 · Synced Oct 29, 2026, 6:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Clinical Study to Assess the Effects of Various Dentifrice Technologies on Dentinal Hypersensitivity

NCT03965039
View directory record Official record
Conditions
Dentin Hypersensitivity
Interventions
Dipotassium oxalate toothpaste, Stannous fluoride toothpaste, Potassium nitrate toothpaste, Sodium monofluorophosphate toothpaste
Device · Drug
Lead sponsor
Procter and Gamble
Industry
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated Oct 30, 2020 · Synced Oct 29, 2026, 6:29 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Dentin Hypersensitivity Reduction Efficacy Clinical

NCT07738198
View directory record Official record
Conditions
Dental Hypersensitivity
Interventions
0.454% stannous fluoride toothpaste, 5% potassium nitrate, 0.76% sodium monofluorophosphate
Drug
Lead sponsor
Colgate Palmolive
Industry
Eligibility
18 Years to 70 Years
Enrollment
116 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Costa Mesa, California
Source: ClinicalTrials.gov public record
Updated Jul 31, 2026 · Synced Oct 29, 2026, 6:29 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

The Role of Nitrite in Preconditioning Mediated Tolerance to Ischemic Stress

NCT00250185
View directory record Official record
Conditions
Ischemic Stress, Transient Non-Lethal Ischemia
Interventions
Sodium Nitrate, Acetylcholine
Drug
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years to 45 Years
Enrollment
135 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 29, 2026, 6:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Nitric Oxide Flux and Ureagenesis in Argininosuccinate Synthetase Deficiency (ASSD)(Citrullinemia I)

NCT01610089
View directory record Official record
Conditions
Citrullinemia
Interventions
stable isotope infusion
Other
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 20, 2015 · Synced Oct 29, 2026, 6:29 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Study to Investigate the Stain and Plaque Removal Capability of Two Experimental Potassium Nitrate Dentifrices

NCT03267511
View directory record Official record
Conditions
Oral Hygiene
Interventions
5% KNO3 / 0.2542% NaF dentifrice with 0.5% spherical silica, 5% KNO3 / 0.2542% NaF dentifrice with 1% spherical silica and 5% STP, 5% KNO3 / 0.2542% NaF dentifrice with 6% abrasive silica, 5% KNO3 / 0.2543% NaF dentifrice with 16% abrasive silica and 5% STP
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 65 Years
Enrollment
123 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Fort Wayne, Indiana
Source: ClinicalTrials.gov public record
Updated Jan 8, 2019 · Synced Oct 29, 2026, 6:29 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study of Oral Nitrate in Adults With Pulmonary Hypertension With Heart Failure and Preserved Ejection Fraction

NCT02980068
View directory record Official record
Conditions
Pulmonary; Hypertension, Heart Failure, Preserved Ejection Fraction
Interventions
15N Nitrate, 14N Nitrate
Drug
Lead sponsor
Gladwin, Mark, MD
Individual
Eligibility
18 Years and older
Enrollment
77 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 22, 2022 · Synced Oct 29, 2026, 6:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Clinical Study to Assess an Experimental Dentifrice in an Experimental Model of Early Stage Caries

NCT06949072
View directory record Official record
Conditions
Dental Caries
Interventions
Test Dentifrice, Reference Dentifrice, Negative Control Dentifrice
Drug
Lead sponsor
HALEON
Industry
Eligibility
18 Years to 85 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Sep 24, 2025 · Synced Oct 29, 2026, 6:29 AM EDT
Terminated Phase 2 Interventional Results available

Nitroglycerin vs. Furosemide Using Lung Ultrasound Pilot Trial

NCT03259165
View directory record Official record
Conditions
Heart Failure, Heart Failure Acute, Acute Cardiac Failure, Acute Cardiac Pulmonary Edema
Interventions
Nitrates, Loop Diuretics
Drug
Lead sponsor
Indiana University
Other
Eligibility
21 Years and older
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
3
States / cities
Indianapolis, Indiana • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 20, 2024 · Synced Oct 29, 2026, 6:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Determination of the Independent Effects of Beetroot Juice Components, Dietary Nitrate and Antioxidants, on Exercise Tolerance and Health Benefits in Individuals With Obesity

NCT03545009
View directory record Official record
Conditions
Metabolic Disease, Obesity, Exercise
Interventions
Sodium Nitrate, Beetroot Juice no Nitrate, Beetroot Juice
Dietary Supplement
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 40 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Sep 22, 2021 · Synced Oct 29, 2026, 6:29 AM EDT
Completed Not applicable Interventional Results available

A Real-World Evidence Study to Evaluate Oral Health Related Quality of Life Using an Anti-Sensitivity Toothpaste

NCT04964063
View directory record Official record
Conditions
Dentin Sensitivity
Interventions
Potassium Nitrate + Sodium Fluoride
Other
Lead sponsor
HALEON
Industry
Eligibility
18 Years to 65 Years
Enrollment
655 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Jan 22, 2024 · Synced Oct 29, 2026, 6:29 AM EDT
Completed Phase 2 Interventional Results available

A Phase 2 IV Gallium Study for Patients With Cystic Fibrosis (IGNITE Study)

NCT02354859
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Gallium nitrate, Normal Saline
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
119 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
23
States / cities
Birmingham, Alabama • La Jolla, California • Denver, Colorado + 20 more
Source: ClinicalTrials.gov public record
Updated Mar 21, 2019 · Synced Oct 29, 2026, 6:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Evaluation of Efficacy of Experimental Gel to Foam Dentifrices in Dental Erosion

NCT01657903
View directory record Official record
Conditions
Dental Erosion, Acid Wear
Interventions
Sodium Fluoride, Potassium nitrate
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 65 Years
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jan 26, 2015 · Synced Oct 29, 2026, 6:29 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Meta-analysis of Stannous Fluoride and the Effects on Enamel Erosion

NCT04006470
View directory record Official record
Conditions
Enamel Erosion
Interventions
Stannous fluoride dentifrice, Positive control dentifrice, Negative control dentifrice
Drug
Lead sponsor
Procter and Gamble
Industry
Eligibility
18 Years and older
Enrollment
172 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 5, 2019 · Synced Oct 29, 2026, 6:29 AM EDT
Completed Not applicable Interventional Results available

Dietary Nitrates and Vascular Function in Patients With Peripheral Artery Disease

NCT01983826
View directory record Official record
Conditions
Peripheral Artery Disease
Interventions
Sodium Nitrate, Placebo
Dietary Supplement · Other
Lead sponsor
University of Iowa
Other
Eligibility
50 Years to 85 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Jun 3, 2019 · Synced Oct 29, 2026, 6:29 AM EDT
Completed Phase 2 Interventional Results available

The Effects of NOx and Conjugated Linoleic Acid on Asthmatics

NCT02433977
View directory record Official record
Conditions
Asthma
Interventions
Conjugated Linolenic Acid, Sodium Nitrite, Sodium Nitrate
Dietary Supplement · Drug
Lead sponsor
Gladwin, Mark, MD
Individual
Eligibility
18 Years to 65 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 27, 2021 · Synced Oct 29, 2026, 6:29 AM EDT
Completed Phase 2Phase 3 Interventional

Effects of Sodium Nitrate on Blood Flow in Becker Muscular Dystrophy

NCT02147639
View directory record Official record
Conditions
Becker Muscular Dystrophy
Interventions
Sodium Nitrate, Sodium Nitrate - double dose, Placebo, Increased exercise intensity
Dietary Supplement · Procedure
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
15 Years to 45 Years · Male only
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 14, 2020 · Synced Oct 29, 2026, 6:29 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Early Caries Lesion Management Observational Study

NCT04933331
View directory record Official record
Conditions
Initial Caries, Arrested Dental Caries, Cavitated Caries, Dental Caries, Dental Caries in Children
Interventions
Curodont Repair Fluoride Plus, Silver Diamine Fluoride, Glass Ionomer Sealant, Fluoride varnish, Fluoride toothpaste
Drug · Device
Lead sponsor
CareQuest Institute for Oral Health
Other
Eligibility
4 Years and older
Enrollment
744 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
4
States / cities
Dothan, Alabama • Westborough, Massachusetts • Bend, Oregon + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 24, 2023 · Synced Oct 29, 2026, 6:29 AM EDT
Withdrawn Phase 1 Interventional Accepts healthy volunteers

Chlorhexidine Mouthwash and Oral Nitrate in Adults With Pulmonary Hypertension

NCT03787082
View directory record Official record
Conditions
Pulmonary Hypertension, Heart Failure With Normal Ejection Fraction, Pulmonary Heart Disease and Diseases of Pulmonary Circulation
Interventions
Nitrates, Chlorhexidine Gluconate Mouthwash, Placebo Mouthwash
Drug
Lead sponsor
Gladwin, Mark, MD
Individual
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 7, 2022 · Synced Oct 29, 2026, 6:29 AM EDT