{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hyperphosphatemia&page=3",
    "query": {
      "condition": "Hyperphosphatemia",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 59,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hyperphosphatemia&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hyperphosphatemia&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-21T01:41:20.188Z",
  "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": "NCT02209636",
      "title": "Phosphate Lowering in CKD Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Chronic Kidney Disease",
        "Cardiovascular Disease"
      ],
      "interventions": [
        {
          "name": "Lanthanum carbonate",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        },
        {
          "name": "Ascorbic Acid",
          "type": "DRUG"
        },
        {
          "name": "Nitroglycerin",
          "type": "DRUG"
        },
        {
          "name": "Flow-mediated dilation measurement",
          "type": "PROCEDURE"
        },
        {
          "name": "Aortic pulse-wave velocity",
          "type": "PROCEDURE"
        },
        {
          "name": "Endothelial cell collection",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "40 Years to 79 Years"
      },
      "enrollment_count": 66,
      "start_date": "2014-09-15",
      "completion_date": "2019-12-20",
      "has_results": true,
      "last_update_posted_date": "2022-08-26",
      "last_synced_at": "2026-10-21T01:41:20.188Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02209636"
    },
    {
      "nct_id": "NCT04922645",
      "title": "Auryxia (Ferric Citrate) Therapy for In-Center and Home Dialysis Participants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hyperphosphatemia",
        "Anemia, Iron Deficiency",
        "Renal Insufficiency"
      ],
      "interventions": [
        {
          "name": "Ferric Citrate 1 gram Oral Tablet",
          "type": "DRUG"
        },
        {
          "name": "Standard of care phosphate-lowering therapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "USRC Kidney Research",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 214,
      "start_date": "2021-06-29",
      "completion_date": "2022-09-15",
      "has_results": false,
      "last_update_posted_date": "2022-11-07",
      "last_synced_at": "2026-10-21T01:41:20.188Z",
      "location_count": 13,
      "location_summary": "Anchorage, Alaska • Mesa, Arizona • Pine Bluff, Arkansas + 6 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Pine Bluff",
          "state": "Arkansas"
        },
        {
          "city": "Granada Hills",
          "state": "California"
        },
        {
          "city": "Dalton",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04922645"
    },
    {
      "nct_id": "NCT03824587",
      "title": "Study to Evaluate the Efficacy of Tenapanor as Adjunctive Therapy to Phosphate Binder Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Hyperphosphatemia"
      ],
      "interventions": [
        {
          "name": "Tenapanor",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Phosphate Binder Agents",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ardelyx",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 236,
      "start_date": "2019-02-28",
      "completion_date": "2019-07-17",
      "has_results": true,
      "last_update_posted_date": "2023-03-06",
      "last_synced_at": "2026-10-21T01:41:20.188Z",
      "location_count": 48,
      "location_summary": "Huntsville, Alabama • Pine Bluff, Arkansas • Beverly Hills, California + 41 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Pine Bluff",
          "state": "Arkansas"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Chula Vista",
          "state": "California"
        },
        {
          "city": "Lynwood",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03824587"
    },
    {
      "nct_id": "NCT04278404",
      "title": "Pharmacokinetics, Pharmacodynamics, and Safety Profile of Understudied Drugs Administered to Children Per Standard of Care (POPS)",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Coronavirus Infection (COVID-19)",
        "Pulmonary Arterial Hypertension",
        "Urinary Tract Infections in Children",
        "Hypertension",
        "Pain",
        "Hyperphosphatemia",
        "Primary Hyperaldosteronism",
        "Edema",
        "Hypokalemia",
        "Heart Failure",
        "Hemophilia",
        "Menorrhagia",
        "Insomnia",
        "Pneumonia",
        "Skin Infection",
        "Arrythmia",
        "Asthma in Children",
        "Bronchopulmonary Dysplasia",
        "Adrenal Insufficiency",
        "Fibrinolysis; Hemorrhage",
        "Attention Deficit Hyperactivity Disorder",
        "Multisystem Inflammatory Syndrome in Children (MIS-C)",
        "Kawasaki Disease",
        "Coagulation Disorder",
        "Down Syndrome"
      ],
      "interventions": [
        {
          "name": "The POP02 study is collecting bodily fluid samples (i.e., whole blood, effluent samples) of children prescribed the following drugs of interest per standard of care:",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "20 Years",
        "sex": "ALL",
        "summary": "0 Years to 20 Years"
      },
      "enrollment_count": 5000,
      "start_date": "2020-03-05",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-08-21",
      "last_synced_at": "2026-10-21T01:41:20.188Z",
      "location_count": 49,
      "location_summary": "Phoenix, Arizona • Little Rock, Arkansas • Los Angeles, California + 40 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04278404"
    },
    {
      "nct_id": "NCT02081534",
      "title": "Dose Finding Study to Treat High Phosphate Levels in the Blood.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hyperphosphatemia"
      ],
      "interventions": [
        {
          "name": "AZD1722",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ardelyx",
      "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": 162,
      "start_date": "2014-03",
      "completion_date": "2014-11",
      "has_results": true,
      "last_update_posted_date": "2020-09-14",
      "last_synced_at": "2026-10-21T01:41:20.188Z",
      "location_count": 16,
      "location_summary": "Downey, California • Los Angeles, California • Sacramento, California + 13 more",
      "locations": [
        {
          "city": "Downey",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Whittier",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02081534"
    },
    {
      "nct_id": "NCT01319578",
      "title": "PD Study to Assess Phosphate Binding Characteristics of K2CG Chewing Gum",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hyperphosphatemia",
        "Chronic Kidney Disease"
      ],
      "interventions": [
        {
          "name": "K2CG chewing gum",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Denver Nephrologists, P.C.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2011-07",
      "completion_date": "2011-08",
      "has_results": false,
      "last_update_posted_date": "2011-11-15",
      "last_synced_at": "2026-10-21T01:41:20.188Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01319578"
    },
    {
      "nct_id": "NCT02661295",
      "title": "A Study of Ferric Citrate to Improve Inflammation and Lipid Levels",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "End Stage Renal Disease",
        "Hyperphosphatemia",
        "Chronic Inflammation"
      ],
      "interventions": [
        {
          "name": "Ferric Citrate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Winthrop University Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 38,
      "start_date": "2015-07",
      "completion_date": "2018-03-15",
      "has_results": true,
      "last_update_posted_date": "2023-04-20",
      "last_synced_at": "2026-10-21T01:41:20.188Z",
      "location_count": 1,
      "location_summary": "Mineola, New York",
      "locations": [
        {
          "city": "Mineola",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02661295"
    },
    {
      "nct_id": "NCT06712654",
      "title": "A Study to Evaluate Safety, Tolerability and Efficacy of AP306 at Fixed Doses in Dialysis Participants With Hyperphosphatemia",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hyperphosphatemia",
        "Chronic Kidney Disease Requiring Chronic Dialysis",
        "End Stage Renal Disease on Dialysis"
      ],
      "interventions": [
        {
          "name": "AP306 75 mg BID",
          "type": "DRUG"
        },
        {
          "name": "AP306 125 mg BID",
          "type": "DRUG"
        },
        {
          "name": "AP306 150 mg BID",
          "type": "DRUG"
        },
        {
          "name": "AP306 75 mg TID",
          "type": "DRUG"
        },
        {
          "name": "AP306 100 mg TID",
          "type": "DRUG"
        },
        {
          "name": "AP306 125 mg TID",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "R1 Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 168,
      "start_date": "2026-06-01",
      "completion_date": "2027-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-26",
      "last_synced_at": "2026-10-21T01:41:20.188Z",
      "location_count": 24,
      "location_summary": "Huntsville, Alabama • Chula Vista, California • Los Angeles, California + 19 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Chula Vista",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Dimas",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06712654"
    },
    {
      "nct_id": "NCT02965053",
      "title": "A Phase1 Study to Explore the Safety of EOS789 in Patients With Chronic Kidney Disease and Hyperphosphatemia on Hemodialysis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Hyperphosphatemia"
      ],
      "interventions": [
        {
          "name": "EOS789",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Renvela",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Chugai Pharmaceutical",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 26,
      "start_date": "2016-12",
      "completion_date": "2018-08",
      "has_results": false,
      "last_update_posted_date": "2018-09-13",
      "last_synced_at": "2026-10-21T01:41:20.188Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02965053"
    },
    {
      "nct_id": "NCT00358722",
      "title": "An Evaluation of the Long-term Safety of Magnesium Iron Hydroxycarbonate",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Kidney Failure"
      ],
      "interventions": [
        {
          "name": "Fermagate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ineos Healthcare Limited",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 44,
      "start_date": "2006-07",
      "completion_date": "2008-06",
      "has_results": false,
      "last_update_posted_date": "2009-08-10",
      "last_synced_at": "2026-10-21T01:41:20.188Z",
      "location_count": 4,
      "location_summary": "Pine Bluff, Arkansas • Stuttgart, Arkansas • Charlotte, North Carolina",
      "locations": [
        {
          "city": "Pine Bluff",
          "state": "Arkansas"
        },
        {
          "city": "Stuttgart",
          "state": "Arkansas"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00358722"
    }
  ]
}