{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Low+Na+diet",
    "query": {
      "intervention": "Low Na diet"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 16,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Low+Na+diet&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T15:14:16.557Z",
  "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": "NCT04258332",
      "title": "CARDIA-Salt Sensitivity of Blood Pressure (SSBP)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Salt Sensitivity of Blood Pressure",
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "High Salt Diet",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Low Salt Diet",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "50 Years to 70 Years"
      },
      "enrollment_count": 281,
      "start_date": "2021-05-17",
      "completion_date": "2025-05-17",
      "has_results": true,
      "last_update_posted_date": "2026-07-07",
      "last_synced_at": "2026-09-03T15:14:16.557Z",
      "location_count": 2,
      "location_summary": "Birmingham, Alabama • Chicago, Illinois",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04258332"
    },
    {
      "nct_id": "NCT04438551",
      "title": "Software Application for Low-Sodium Diet Trial (SALT)",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Kidney Stone",
        "Hypernatriuria"
      ],
      "interventions": [
        {
          "name": "Standard dietary counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Mobile app",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2021-02-12",
      "completion_date": "2024-12",
      "has_results": false,
      "last_update_posted_date": "2023-08-16",
      "last_synced_at": "2026-09-03T15:14:16.557Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04438551"
    },
    {
      "nct_id": "NCT00624650",
      "title": "Hemodynamics and Extravascular Lung Water in Acute Lung Injury",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Lung Injury"
      ],
      "interventions": [
        {
          "name": "Diuresis (furosemide) part I",
          "type": "DRUG"
        },
        {
          "name": "Fluid Bolus (crystalloid or albumin)",
          "type": "OTHER"
        },
        {
          "name": "Vasopressors (Norepinephrine, Vasopressin, Phenylephrine, Epinephrine)",
          "type": "DRUG"
        },
        {
          "name": "Dobutamine",
          "type": "DRUG"
        },
        {
          "name": "Concentrate all drips and nutrition",
          "type": "OTHER"
        },
        {
          "name": "Diuresis (furosemide) part II",
          "type": "DRUG"
        },
        {
          "name": "Dialysis",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Oregon Health and Science University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 33,
      "start_date": "2008-02",
      "completion_date": "2011-01",
      "has_results": true,
      "last_update_posted_date": "2019-09-10",
      "last_synced_at": "2026-09-03T15:14:16.557Z",
      "location_count": 3,
      "location_summary": "Clackamas, Oregon • Portland, Oregon",
      "locations": [
        {
          "city": "Clackamas",
          "state": "Oregon"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00624650"
    },
    {
      "nct_id": "NCT01974986",
      "title": "Rehydration Following Exercise-Induced Dehydration",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dehydration Related to Exercise"
      ],
      "interventions": [
        {
          "name": "Water with flavoring and non-nutritive sweetener.",
          "type": "OTHER"
        },
        {
          "name": "High-Na low-CHO beverage",
          "type": "OTHER"
        },
        {
          "name": "Low-Na high-CHO beverage",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Illinois at Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "MALE",
        "summary": "18 Years to 35 Years · Male only"
      },
      "enrollment_count": 26,
      "start_date": "2013-07",
      "completion_date": "2016-05",
      "has_results": false,
      "last_update_posted_date": "2016-06-02",
      "last_synced_at": "2026-09-03T15:14:16.557Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01974986"
    },
    {
      "nct_id": "NCT04113291",
      "title": "Randomized Controlled Pilot Trial of DASH Feeding in Older Low Socioeconomic Adults Without Heart Failure",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure",
        "Heart Failure With Preserved Ejection Fraction"
      ],
      "interventions": [
        {
          "name": "DASH Diet",
          "type": "OTHER"
        },
        {
          "name": "Usual diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "74 Years",
        "sex": "ALL",
        "summary": "60 Years to 74 Years"
      },
      "enrollment_count": 0,
      "start_date": "2021-12",
      "completion_date": "2022-06",
      "has_results": false,
      "last_update_posted_date": "2020-10-05",
      "last_synced_at": "2026-09-03T15:14:16.557Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04113291"
    },
    {
      "nct_id": "NCT07649005",
      "title": "Interactive Effects of Sodium and Potassium on Vascular Health in Older Adults",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Older Adults"
      ],
      "interventions": [
        {
          "name": "low sodium/low potassium diet",
          "type": "OTHER"
        },
        {
          "name": "high sodium/low potassium diet",
          "type": "OTHER"
        },
        {
          "name": "high sodium/high potassium diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Florida State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "55 Years to 75 Years"
      },
      "enrollment_count": 30,
      "start_date": "2026-03-24",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-15",
      "last_synced_at": "2026-09-03T15:14:16.557Z",
      "location_count": 1,
      "location_summary": "Tallahassee, Florida",
      "locations": [
        {
          "city": "Tallahassee",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07649005"
    },
    {
      "nct_id": "NCT07560592",
      "title": "The Salt Study for Heart Failure",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Normal Salt Diet",
          "type": "OTHER"
        },
        {
          "name": "Cardiac Diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Maya Guglin, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 500,
      "start_date": "2026-01-21",
      "completion_date": "2028-11",
      "has_results": false,
      "last_update_posted_date": "2026-05-01",
      "last_synced_at": "2026-09-03T15:14:16.557Z",
      "location_count": 1,
      "location_summary": "New Brunswick, New Jersey",
      "locations": [
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07560592"
    },
    {
      "nct_id": "NCT01564238",
      "title": "Effect of Sodium Intake on Calcium Retention in Girls",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoporosis"
      ],
      "interventions": [
        {
          "name": "Low Na diet (1.3 g/d)",
          "type": "OTHER"
        },
        {
          "name": "High sodium diet (3.8 g/d)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Purdue University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "11 Years",
        "maximum_age": "15 Years",
        "sex": "FEMALE",
        "summary": "11 Years to 15 Years · Female only"
      },
      "enrollment_count": 67,
      "start_date": "1999-01",
      "completion_date": "2000-08",
      "has_results": false,
      "last_update_posted_date": "2018-05-09",
      "last_synced_at": "2026-09-03T15:14:16.557Z",
      "location_count": 1,
      "location_summary": "West Lafayette, Indiana",
      "locations": [
        {
          "city": "West Lafayette",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01564238"
    },
    {
      "nct_id": "NCT07790900",
      "title": "This Study Will Look at How Elevated Na+ Alters the Gut Microbiota, Particularly in Salt-sensitive Individuals, and is Associated With Inflammation, Metabolic Changes, and SSBP. The Study Will Examine 50 Individuals Using Randomized Crossover Trial Design.",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Salt-sensitivity of Blood Pressure"
      ],
      "interventions": [
        {
          "name": "Dietary sodium",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "50 Years to 70 Years"
      },
      "enrollment_count": 50,
      "start_date": "2026-09-01",
      "completion_date": "2031-09-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-27",
      "last_synced_at": "2026-09-03T15:14:16.557Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07790900"
    },
    {
      "nct_id": "NCT04286555",
      "title": "Dietary Approaches to Stop Hypertension for Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes Mellitus, Type 2",
        "Diabetes",
        "Diabetes type2",
        "Type2 Diabetes",
        "Type 2 Diabetes",
        "Type II Diabetes",
        "Hypertension",
        "High Blood Pressure"
      ],
      "interventions": [
        {
          "name": "DASH4D diet",
          "type": "OTHER"
        },
        {
          "name": "comparison diet",
          "type": "OTHER"
        },
        {
          "name": "higher sodium",
          "type": "OTHER"
        },
        {
          "name": "lower sodium",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 105,
      "start_date": "2021-06-02",
      "completion_date": "2024-06-17",
      "has_results": true,
      "last_update_posted_date": "2026-05-13",
      "last_synced_at": "2026-09-03T15:14:16.557Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04286555"
    }
  ]
}