{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hyperphosphatemia&page=2",
    "query": {
      "condition": "Hyperphosphatemia",
      "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?condition=Hyperphosphatemia&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T03:06:47.864Z",
  "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": "NCT00358046",
      "title": "Efficacy and Tolerability of ILY101 in Dialysis Patients With Hyperphosphatemia",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Kidney Diseases",
        "Renal Insufficiency"
      ],
      "interventions": [
        {
          "name": "ILY101",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ilypsa",
      "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": 120,
      "start_date": "2006-06",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2007-02-07",
      "last_synced_at": "2026-05-22T03:06:47.864Z",
      "location_count": 18,
      "location_summary": "Mobile, Alabama • Mountain View, California • Riverside, California + 15 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Mountain View",
          "state": "California"
        },
        {
          "city": "Riverside",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Thornton",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00358046"
    },
    {
      "nct_id": "NCT04523727",
      "title": "Study to Evaluate the Safety and Tolerability of Ferric Citrate in Children With Hyperphosphatemia Related to Chronic Kidney Disease",
      "overall_status": "SUSPENDED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hyperphosphatemia Related to Chronic Kidney Disease"
      ],
      "interventions": [
        {
          "name": "ferric citrate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Keryx Biopharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "16 Years",
        "sex": "ALL",
        "summary": "6 Years to 16 Years"
      },
      "enrollment_count": 45,
      "start_date": "2022-06-16",
      "completion_date": "2027-10",
      "has_results": false,
      "last_update_posted_date": "2026-05-14",
      "last_synced_at": "2026-05-22T03:06:47.864Z",
      "location_count": 14,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • San Francisco, California + 11 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04523727"
    },
    {
      "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": "2026-05-22T03:06:47.864Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01319578"
    },
    {
      "nct_id": "NCT00458289",
      "title": "Efficacy of Phosphate Binding in Healthy Volunteers: Chewed Versus Crushed Lanthanum Carbonate",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Hyperphosphatemia in Chronic Kidney Disease"
      ],
      "interventions": [
        {
          "name": "Lanthanum carbonate (chewed vs. crushed)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Illinois at Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2007-01",
      "completion_date": "2008-08",
      "has_results": false,
      "last_update_posted_date": "2019-12-20",
      "last_synced_at": "2026-05-22T03:06:47.864Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00458289"
    },
    {
      "nct_id": "NCT00853242",
      "title": "Randomized Study Comparing Genz-644470, Placebo, and Sevelamer Carbonate in Chronic Kidney Disease Patients on Hemodialysis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Kidney Failure, Chronic"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Genz-644470",
          "type": "DRUG"
        },
        {
          "name": "Sevelamer carbonate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Genzyme, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 349,
      "start_date": "2009-02",
      "completion_date": "2009-08",
      "has_results": true,
      "last_update_posted_date": "2015-05-01",
      "last_synced_at": "2026-05-22T03:06:47.864Z",
      "location_count": 52,
      "location_summary": "Alexander City, Alabama • Birmingham, Alabama • Hot Springs, Arkansas + 49 more",
      "locations": [
        {
          "city": "Alexander City",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Hot Springs",
          "state": "Arkansas"
        },
        {
          "city": "Bakersfield",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00853242"
    },
    {
      "nct_id": "NCT00844662",
      "title": "Phase III Study to Investigate the Safety and Efficacy of Fermagate and Sevelamer Hydrochloride",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Kidney Failure"
      ],
      "interventions": [
        {
          "name": "Fermagate",
          "type": "DRUG"
        },
        {
          "name": "Sevelamer hydrochloride",
          "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": 1000,
      "start_date": "2009-07",
      "completion_date": "2011-10",
      "has_results": false,
      "last_update_posted_date": "2010-10-19",
      "last_synced_at": "2026-05-22T03:06:47.864Z",
      "location_count": 40,
      "location_summary": "Hot Springs, Arkansas • Bakersfield, California • Lynwood, California + 32 more",
      "locations": [
        {
          "city": "Hot Springs",
          "state": "Arkansas"
        },
        {
          "city": "Bakersfield",
          "state": "California"
        },
        {
          "city": "Lynwood",
          "state": "California"
        },
        {
          "city": "Monterey Park",
          "state": "California"
        },
        {
          "city": "Pasadena",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00844662"
    },
    {
      "nct_id": "NCT00834301",
      "title": "An Open Label Trial to Evaluate the Effects of a Novel Renal Multivitamin on Inflammation and Other Biomarkers in Endstage Renal Disease Patients",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hyperphosphatemia",
        "Inflammation",
        "Renal Disease"
      ],
      "interventions": [
        {
          "name": "Oral Multivitamin",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Nephrian",
      "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": 25,
      "start_date": "2009-01",
      "completion_date": "2009-09",
      "has_results": false,
      "last_update_posted_date": "2009-02-03",
      "last_synced_at": "2026-05-22T03:06:47.864Z",
      "location_count": 1,
      "location_summary": "Simi Valley, California",
      "locations": [
        {
          "city": "Simi Valley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00834301"
    },
    {
      "nct_id": "NCT01574326",
      "title": "An Efficacy and Safety Study of Sevelamer Carbonate in Hyperphosphatemic Pediatric Participants With Chronic Kidney Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hyperphosphatemia",
        "Chronic Kidney Disease"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Sevelamer carbonate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Genzyme, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "Up to 18 Years"
      },
      "enrollment_count": 101,
      "start_date": "2012-05",
      "completion_date": "2015-06",
      "has_results": true,
      "last_update_posted_date": "2016-07-25",
      "last_synced_at": "2026-05-22T03:06:47.864Z",
      "location_count": 23,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • San Francisco, California + 19 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01574326"
    },
    {
      "nct_id": "NCT02940743",
      "title": "Behavioral Management of Phosphorus in Hemodialysis Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiovascular Disease (CKD)",
        "Hyperphosphatemia"
      ],
      "interventions": [
        {
          "name": "Education (Edu)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "SM intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Social Cognitive Therapy (SCT)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "19 Years to 89 Years"
      },
      "enrollment_count": 40,
      "start_date": "2018-04-23",
      "completion_date": "2018-05-01",
      "has_results": false,
      "last_update_posted_date": "2018-05-31",
      "last_synced_at": "2026-05-22T03:06:47.864Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02940743"
    },
    {
      "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": "2026-05-22T03:06:47.864Z",
      "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"
    }
  ]
}