{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=dietary+phosphorus&page=2",
    "query": {
      "intervention": "dietary phosphorus",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=dietary+phosphorus&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-29T08:11:40.991Z",
  "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": "NCT00750295",
      "title": "A Clinical Study to Evaluate the Safety, Tolerability and Activity of a New Phosphate Binder (SBR759) in Patients With Chronic Kidney Disease on Hemodialysis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Chronic Kidney Disease"
      ],
      "interventions": [
        {
          "name": "SBR759",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 60,
      "start_date": "2007-02",
      "completion_date": "2008-01",
      "has_results": false,
      "last_update_posted_date": "2020-12-19",
      "last_synced_at": "2026-09-29T08:11:40.991Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00750295"
    },
    {
      "nct_id": "NCT01311973",
      "title": "Salivary Phosphorus and Level of Kidney Function",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Kidney Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Denver Nephrologists, P.C.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 105,
      "start_date": "2011-03",
      "completion_date": "2011-07",
      "has_results": false,
      "last_update_posted_date": "2011-07-22",
      "last_synced_at": "2026-09-29T08:11:40.991Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01311973"
    },
    {
      "nct_id": "NCT01100723",
      "title": "Trial to Optimize Mineral Outcomes in Dialysis Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Secondary Hyperparathyroidism",
        "Chronic Kidney Disease"
      ],
      "interventions": [
        {
          "name": "Cinacalcet, active vitamin D analogue",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 92,
      "start_date": "2010-03",
      "completion_date": "2011-08",
      "has_results": true,
      "last_update_posted_date": "2017-01-02",
      "last_synced_at": "2026-09-29T08:11:40.991Z",
      "location_count": 1,
      "location_summary": "Lynchburg, Virginia",
      "locations": [
        {
          "city": "Lynchburg",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01100723"
    },
    {
      "nct_id": "NCT01191255",
      "title": "A 58-Week Safety and Efficacy Trial of Ferric Citrate in Patients With ESRD on Dialysis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hyperphosphatemia",
        "Kidney Failure"
      ],
      "interventions": [
        {
          "name": "ferric citrate, ca acetate, sevelamer carbonate, placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Keryx Biopharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 441,
      "start_date": "2010-10",
      "completion_date": "2013-02",
      "has_results": true,
      "last_update_posted_date": "2014-12-10",
      "last_synced_at": "2026-09-29T08:11:40.991Z",
      "location_count": 52,
      "location_summary": "Tempe, Arizona • Los Angeles, California • Riverside, California + 45 more",
      "locations": [
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Riverside",
          "state": "California"
        },
        {
          "city": "Whittier",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01191255"
    },
    {
      "nct_id": "NCT01427907",
      "title": "Equivalence of Calcium Acetate Oral Solution and Sevelamer Carbonate Tablets in Hemodialysis Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Chronic Kidney Disease"
      ],
      "interventions": [
        {
          "name": "Calcium acetate oral solution (COS)",
          "type": "DRUG"
        },
        {
          "name": "Sevelamer carbonate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Fresenius Medical Care North America",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 38,
      "start_date": "2011-09",
      "completion_date": "2012-07",
      "has_results": true,
      "last_update_posted_date": "2016-01-14",
      "last_synced_at": "2026-09-29T08:11:40.991Z",
      "location_count": 4,
      "location_summary": "New Haven, Connecticut • North Haven, Connecticut • New York, New York",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "North Haven",
          "state": "Connecticut"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01427907"
    },
    {
      "nct_id": "NCT06737380",
      "title": "UC-MSC Cell Therapy Study for Systemic Lupus Erythematosus (SLE) Patients",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "SLE",
        "Lupus",
        "Systemic Lupus Erthematosus",
        "Systemic Lupus Erythematosus",
        "Systemic Lupus Erythematosus (SLE)"
      ],
      "interventions": [
        {
          "name": "Physical examination",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Electrocardiogram",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "SF-36 questionnaire",
          "type": "OTHER"
        },
        {
          "name": "Clinical laboratory evaluations - Serology",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Clinical laboratory evaluations - Biochemistry",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Clinical laboratory evaluations - Hematology",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Pregnancy Test",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Urinalysis",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "SLE activity evaluation",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "SLE biomarker profiling",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Cytokines and chemokine profiling",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "single dose of UC-MSCs",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PROMIS instruments",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "OTHER",
        "BIOLOGICAL"
      ],
      "sponsor": "LiveKidney.Bio",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 10,
      "start_date": "2025-01-07",
      "completion_date": "2026-07",
      "has_results": false,
      "last_update_posted_date": "2025-09-11",
      "last_synced_at": "2026-09-29T08:11:40.991Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06737380"
    },
    {
      "nct_id": "NCT04991441",
      "title": "Dietary Sodium-Restriction (DIS) and Renal Meals (RM) for Hemodialysis (HD)(DISaRM-HD)",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Kidney Failure, Chronic",
        "Dietary Modification"
      ],
      "interventions": [
        {
          "name": "Controlled Dietary Sodium Restriction",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Control Diet & Controlled Dietary Sodium Restriction",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Illinois at Urbana-Champaign",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2020-11-01",
      "completion_date": "2024-03-31",
      "has_results": false,
      "last_update_posted_date": "2021-08-05",
      "last_synced_at": "2026-09-29T08:11:40.991Z",
      "location_count": 1,
      "location_summary": "Urbana, Illinois",
      "locations": [
        {
          "city": "Urbana",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04991441"
    },
    {
      "nct_id": "NCT03771105",
      "title": "The Impact of Phosphate Metabolism on Healthy Aging",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Hypophosphatemia",
        "Rickets",
        "Hypercalciuria",
        "XLH",
        "HHRH"
      ],
      "interventions": [
        {
          "name": "phosphate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "13 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2019-01-01",
      "completion_date": "2028-04",
      "has_results": false,
      "last_update_posted_date": "2026-05-27",
      "last_synced_at": "2026-09-29T08:11:40.991Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03771105"
    },
    {
      "nct_id": "NCT00508885",
      "title": "The Effect of Oral Niacinamide on Plasma Phosphorus Levels in Peritoneal Dialysis Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Hyperphosphatemia"
      ],
      "interventions": [
        {
          "name": "Niacinamide",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 17,
      "start_date": "2006-10",
      "completion_date": "2007-07",
      "has_results": false,
      "last_update_posted_date": "2007-07-30",
      "last_synced_at": "2026-09-29T08:11:40.991Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00508885"
    },
    {
      "nct_id": "NCT01003223",
      "title": "Phosphate Kinetic Modeling",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "End Stage Renal Disease",
        "Hyperphosphatemia"
      ],
      "interventions": [
        {
          "name": "Computer algorithm management of hyperphosphatemia",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Fresenius Medical Care North America",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 190,
      "start_date": "2009-10",
      "completion_date": "2011-04",
      "has_results": false,
      "last_update_posted_date": "2014-08-18",
      "last_synced_at": "2026-09-29T08:11:40.991Z",
      "location_count": 1,
      "location_summary": "Waltham, Massachusetts",
      "locations": [
        {
          "city": "Waltham",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01003223"
    }
  ]
}