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ClinicalTrials.gov public records Last synced Oct 20, 2026, 7:30 PM EDT

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Showing 1–24 of 36 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Potassium Nitrate Clear all
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 20, 2026, 7:30 PM EDT
Recruiting Phase 2 Interventional

SGLT2i and KNO3 in HFpEF - The SAK HFpEF Trial

NCT05138575
View directory record Official record
Conditions
Heart Failure With Preserved Ejection Fraction
Interventions
Empagliflozin + Potassium Chloride, Empagliflozin + Potassium Nitrate, Potassium Chloride + Placebo for Empagliflozin
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 16, 2026 · Synced Oct 20, 2026, 7:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Trial of Nano-hydroxyapatite-Containing Toothpastes for Relief of Dentin Hypersensitivity

NCT04590040
View directory record Official record
Conditions
Dentin Sensitivity
Interventions
Placebo, 15% nano-HAP toothpaste, 5% KNO3 toothpaste
Other · Device
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
20 Years to 80 Years
Enrollment
192 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Aug 16, 2023 · Synced Oct 20, 2026, 7:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Inorganic Nitrate Supplement on Blood Pressure

NCT03909789
View directory record Official record
Conditions
Blood Pressure, Endothelial Dysfunction
Interventions
Plant based bioequivalent Nitrate supplementation, Placebo
Dietary Supplement
Lead sponsor
Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center
Other
Eligibility
40 Years to 75 Years
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Torrance, California
Source: ClinicalTrials.gov public record
Updated Apr 12, 2019 · Synced Oct 20, 2026, 7:30 PM EDT
Completed Phase 1 Interventional Results available

The Effects of Potassium Nitrate in Reducing Dentinal Hypersensitivity

NCT01587950
View directory record Official record
Conditions
Dentinal Hypersensitivity, Dental Pain
Interventions
Potassium Nitrate, Placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Fort Wayne, Indiana
Source: ClinicalTrials.gov public record
Updated Apr 28, 2015 · Synced Oct 20, 2026, 7:30 PM EDT
Not listed Phase 2 Interventional Accepts healthy volunteers

Effects of Red Beetroot Juice on High-Fat Meal-Induced Endothelial Dysfunction and Cardiometabolic Disturbances

NCT02949115
View directory record Official record
Conditions
Overweight, Obesity, Aging, Menopause
Interventions
70 mL red beetroot juice, 70 mL red beetroot juice without nitrate, 70 mL placebo drink plus potassium nitrate, 70 mL placebo drink
Dietary Supplement
Lead sponsor
Colorado State University
Other
Eligibility
40 Years to 65 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Fort Collins, Colorado
Source: ClinicalTrials.gov public record
Updated Nov 13, 2018 · Synced Oct 20, 2026, 7:30 PM EDT
Completed Phase 2 Interventional Results available

Effect of KNO3 Compared to KCl on Oxygen UpTake in Heart Failure With Preserved Ejection Fraction (KNO3CK OUT HFPEF)

NCT02840799
View directory record Official record
Conditions
Heart Failure
Interventions
Potassium Nitrate (KNO3), Potassium Chloride (KCl)
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 90 Years
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
3
States / cities
Evanston, Illinois • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 18, 2023 · Synced Oct 20, 2026, 7:30 PM EDT
Terminated Not applicable Interventional Results available

HF Assessment With BNP in the Home: Part II

NCT02351063
View directory record Official record
Conditions
Heart Failure
Interventions
Changes of heart failure medications
Drug
Lead sponsor
Alere San Diego
Industry
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
6
States / cities
Loma Linda, California • San Diego, California • Boston, Massachusetts + 3 more
Source: ClinicalTrials.gov public record
Updated Jan 3, 2024 · Synced Oct 20, 2026, 7:30 PM EDT
Completed Phase 2 Interventional Results available

Efficacy of Potassium Nitrate Solution in Reducing Dentinal Hypersensitivity

NCT01115452
View directory record Official record
Conditions
Dentine Hypersensitivity
Interventions
5% Potassium nitrate, 2.5% Potassium nitrate, Sterile water
Drug · Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 65 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Fort Wayne, Indiana
Source: ClinicalTrials.gov public record
Updated Jan 26, 2015 · Synced Oct 20, 2026, 7:30 PM 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 20, 2026, 7:30 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Inorganic NItrate and EXercise Performance in Heart Failure (iNIX-HF): Dose Response

NCT02797184
View directory record Official record
Conditions
Heart Failure
Interventions
KNO3, potassium nitrate
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 74 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated May 20, 2025 · Synced Oct 20, 2026, 7:30 PM 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 20, 2026, 7:30 PM 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 20, 2026, 7:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Dietary Nitrate Supplementation and Crossfit Athletes

NCT02162927
View directory record Official record
Conditions
Performance
Interventions
Dietary Nitrate, Potassium Chloride (placebo)
Dietary Supplement
Lead sponsor
Florida State University
Other
Eligibility
20 Years to 35 Years · Male only
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
2
States / cities
Tallahassee, Florida
Source: ClinicalTrials.gov public record
Updated Mar 4, 2015 · Synced Oct 20, 2026, 7:30 PM EDT
Recruiting Phase 2 Interventional

Matching Perfusion and Metabolic Activity in HFpEF

NCT04913805
View directory record Official record
Conditions
Heart Failure With Preserved Ejection Fraction
Interventions
Potassium Nitrate, Potassium Nitrate + Propionyl-L-Carnitine + Nicotinamide Riboside, Potassium Chloride
Drug · Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 2, 2026 · Synced Oct 20, 2026, 7:30 PM EDT
Terminated Phase 3 Interventional Accepts healthy volunteers Results available

Granulation Tissue Treatment: Silver Nitrate vs Kenalog vs Washcloth Abrasion

NCT02519738
View directory record Official record
Conditions
Other Abnormal Granulation Tissue Nos
Interventions
Silver Nitrate, Kenalog (Triamcinolone), Washcloth Abrasion
Drug · Other
Lead sponsor
University of Michigan
Other
Eligibility
Up to 17 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jan 25, 2022 · Synced Oct 20, 2026, 7:30 PM 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 20, 2026, 7:30 PM 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 20, 2026, 7:30 PM 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 20, 2026, 7:30 PM EDT
Completed Phase 2 Interventional Results available

Targeting Pulsatile Load to Increase Exercise Capacity and Quality of Life After Aortic Valve Replacement for Severe Aortic Stenosis (PULSE AS)

NCT03483051
View directory record Official record
Conditions
Aortic Valve Stenosis
Interventions
Potassium Nitrate, Potassium Chloride
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
50 Years to 90 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 17, 2020 · Synced Oct 20, 2026, 7:30 PM 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 20, 2026, 7:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Study to Investigate the Tooth Whitening and Dentin Hypersensitivity Effectiveness of Two Experimental Toothpastes

NCT07297732
View directory record Official record
Conditions
Dentin Hypersensitivity
Interventions
Test Toothpaste 1, Test Toothpaste 2, Reference Toothpaste
Drug
Lead sponsor
HALEON
Industry
Eligibility
18 Years to 65 Years
Enrollment
254 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated Mar 31, 2026 · Synced Oct 20, 2026, 7:30 PM 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 20, 2026, 7:30 PM 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 20, 2026, 7:30 PM EDT