{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Sodium+nitrate",
    "query": {
      "intervention": "Sodium nitrate"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 30,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Sodium+nitrate&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-12T17:46:57.962Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT03289481",
      "title": "Treatment of HFpEF With Nitrate Supplement",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Heart Failure With Normal Ejection Fraction"
      ],
      "interventions": [
        {
          "name": "Active lozenge",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "DRUG"
      ],
      "sponsor": "MaineHealth",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 13,
      "start_date": "2017-06-29",
      "completion_date": "2018-08-22",
      "has_results": true,
      "last_update_posted_date": "2021-10-06",
      "last_synced_at": "2026-09-12T17:46:57.962Z",
      "location_count": 1,
      "location_summary": "Rockport, Maine",
      "locations": [
        {
          "city": "Rockport",
          "state": "Maine"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03289481"
    },
    {
      "nct_id": "NCT01345292",
      "title": "A Study of the Relief of Tooth Sensitivity of an Experimental Mouthrinse Device",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dentin Sensitivity"
      ],
      "interventions": [
        {
          "name": "Mouthwash",
          "type": "DEVICE"
        },
        {
          "name": "Potassium nitrate toothpaste",
          "type": "DRUG"
        },
        {
          "name": "Sodium fluoride toothpaste",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "Johnson & Johnson Consumer and Personal Products Worldwide",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 226,
      "start_date": "2011-04",
      "completion_date": "2011-05",
      "has_results": true,
      "last_update_posted_date": "2015-06-10",
      "last_synced_at": "2026-09-12T17:46:57.962Z",
      "location_count": 1,
      "location_summary": "Las Vegas, Nevada",
      "locations": [
        {
          "city": "Las Vegas",
          "state": "Nevada"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01345292"
    },
    {
      "nct_id": "NCT02433977",
      "title": "The Effects of NOx and Conjugated Linoleic Acid on Asthmatics",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Conjugated Linolenic Acid",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Sodium Nitrite",
          "type": "DRUG"
        },
        {
          "name": "Sodium Nitrate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "DRUG"
      ],
      "sponsor": "Gladwin, Mark, MD",
      "sponsor_class": "INDIV",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 6,
      "start_date": "2015-09",
      "completion_date": "2019-11",
      "has_results": true,
      "last_update_posted_date": "2021-04-27",
      "last_synced_at": "2026-09-12T17:46:57.962Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02433977"
    },
    {
      "nct_id": "NCT06949072",
      "title": "A Clinical Study to Assess an Experimental Dentifrice in an Experimental Model of Early Stage Caries",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dental Caries"
      ],
      "interventions": [
        {
          "name": "Test Dentifrice",
          "type": "DRUG"
        },
        {
          "name": "Reference Dentifrice",
          "type": "DRUG"
        },
        {
          "name": "Negative Control Dentifrice",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "HALEON",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 47,
      "start_date": "2025-04-28",
      "completion_date": "2025-09-11",
      "has_results": false,
      "last_update_posted_date": "2025-09-24",
      "last_synced_at": "2026-09-12T17:46:57.962Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06949072"
    },
    {
      "nct_id": "NCT01657903",
      "title": "Evaluation of Efficacy of Experimental Gel to Foam Dentifrices in Dental Erosion",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dental Erosion",
        "Acid Wear"
      ],
      "interventions": [
        {
          "name": "Sodium Fluoride",
          "type": "DRUG"
        },
        {
          "name": "Potassium nitrate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 56,
      "start_date": "2011-11",
      "completion_date": "2012-02",
      "has_results": true,
      "last_update_posted_date": "2015-01-26",
      "last_synced_at": "2026-09-12T17:46:57.962Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01657903"
    },
    {
      "nct_id": "NCT03267511",
      "title": "A Study to Investigate the Stain and Plaque Removal Capability of Two Experimental Potassium Nitrate Dentifrices",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Oral Hygiene"
      ],
      "interventions": [
        {
          "name": "5% KNO3 / 0.2542% NaF dentifrice with 0.5% spherical silica",
          "type": "DRUG"
        },
        {
          "name": "5% KNO3 / 0.2542% NaF dentifrice with 1% spherical silica and 5% STP",
          "type": "DRUG"
        },
        {
          "name": "5% KNO3 / 0.2542% NaF dentifrice with 6% abrasive silica",
          "type": "DRUG"
        },
        {
          "name": "5% KNO3 / 0.2543% NaF dentifrice with 16% abrasive silica and 5% STP",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 123,
      "start_date": "2017-09-25",
      "completion_date": "2017-12-02",
      "has_results": true,
      "last_update_posted_date": "2019-01-08",
      "last_synced_at": "2026-09-12T17:46:57.962Z",
      "location_count": 1,
      "location_summary": "Fort Wayne, Indiana",
      "locations": [
        {
          "city": "Fort Wayne",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03267511"
    },
    {
      "nct_id": "NCT04005417",
      "title": "Meta-analysis of Stannous Fluoride Dentifrice and the Effects on Dentine Hypersensitivity",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Dentine Hypersensitivity"
      ],
      "interventions": [
        {
          "name": "Stannous fluoride dentifrice",
          "type": "DRUG"
        },
        {
          "name": "Positive control dentifrice",
          "type": "DRUG"
        },
        {
          "name": "Negative control dentifrice",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Procter and Gamble",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1036,
      "start_date": "2018-01-08",
      "completion_date": "2018-11-30",
      "has_results": false,
      "last_update_posted_date": "2019-07-02",
      "last_synced_at": "2026-09-12T17:46:57.962Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04005417"
    },
    {
      "nct_id": "NCT07419763",
      "title": "Intra Oral Appliance (IOA) Model Evaluating the Efficacy of Sensitive Toothpaste",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dental Caries"
      ],
      "interventions": [
        {
          "name": "Negative Control Toothpaste",
          "type": "DRUG"
        },
        {
          "name": "Active Comparator",
          "type": "DRUG"
        },
        {
          "name": "Test toothpaste",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Church & Dwight Company, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2025-04-15",
      "completion_date": "2025-06-10",
      "has_results": false,
      "last_update_posted_date": "2026-02-19",
      "last_synced_at": "2026-09-12T17:46:57.962Z",
      "location_count": 1,
      "location_summary": "Noblesville, Indiana",
      "locations": [
        {
          "city": "Noblesville",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07419763"
    },
    {
      "nct_id": "NCT04964063",
      "title": "A Real-World Evidence Study to Evaluate Oral Health Related Quality of Life Using an Anti-Sensitivity Toothpaste",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dentin Sensitivity"
      ],
      "interventions": [
        {
          "name": "Potassium Nitrate + Sodium Fluoride",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "HALEON",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 655,
      "start_date": "2021-08-31",
      "completion_date": "2022-05-13",
      "has_results": true,
      "last_update_posted_date": "2024-01-22",
      "last_synced_at": "2026-09-12T17:46:57.962Z",
      "location_count": 1,
      "location_summary": "Orlando, Florida",
      "locations": [
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04964063"
    },
    {
      "nct_id": "NCT02980068",
      "title": "A Study of Oral Nitrate in Adults With Pulmonary Hypertension With Heart Failure and Preserved Ejection Fraction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Pulmonary; Hypertension",
        "Heart Failure",
        "Preserved Ejection Fraction"
      ],
      "interventions": [
        {
          "name": "15N Nitrate",
          "type": "DRUG"
        },
        {
          "name": "14N Nitrate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Gladwin, Mark, MD",
      "sponsor_class": "INDIV",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 77,
      "start_date": "2017-08-28",
      "completion_date": "2022-02-25",
      "has_results": false,
      "last_update_posted_date": "2022-03-22",
      "last_synced_at": "2026-09-12T17:46:57.962Z",
      "location_count": 2,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02980068"
    }
  ]
}