{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=phytosterol&page=13",
    "query": {
      "intervention": "phytosterol",
      "page": 13
    },
    "page_size": 10
  },
  "pagination": {
    "page": 13,
    "page_size": 10,
    "total_count": 530,
    "total_pages": 53,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=phytosterol&page=14&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=phytosterol&page=12&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-23T04:25:40.897Z",
  "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": "NCT00004340",
      "title": "Phase II Randomized Study of the Effects of Growth Hormone on Children and Adolescents on Maintenance Dialysis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Renal Osteodystrophy",
        "End Stage Renal Disease"
      ],
      "interventions": [
        {
          "name": "calcitriol",
          "type": "DRUG"
        },
        {
          "name": "growth hormone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Center for Research Resources (NCRR)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "1 Year to 18 Years"
      },
      "enrollment_count": 109,
      "start_date": "1995-06",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2005-06-24",
      "last_synced_at": "2026-10-23T04:25:40.897Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004340"
    },
    {
      "nct_id": "NCT00017576",
      "title": "Calcitriol and Carboplatin in Treating Patients With Stage IV Prostate Cancer That Has Not Responded to Hormone Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "calcitriol",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "carboplatin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "DRUG"
      ],
      "sponsor": "OHSU Knight Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "MALE",
        "summary": "18 Years to 120 Years · Male only"
      },
      "enrollment_count": 19,
      "start_date": "2000-12",
      "completion_date": "2006-07",
      "has_results": false,
      "last_update_posted_date": "2017-04-28",
      "last_synced_at": "2026-10-23T04:25:40.897Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00017576"
    },
    {
      "nct_id": "NCT01856946",
      "title": "Effect of Vitamin D Supplementation on Oral Glucose Tolerance Among Obese Adolescents",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Insulin Resistance"
      ],
      "interventions": [
        {
          "name": "4,000 IU vitamin D3",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Missouri-Columbia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": "19 Years",
        "sex": "ALL",
        "summary": "9 Years to 19 Years"
      },
      "enrollment_count": 15,
      "start_date": "2013-05",
      "completion_date": "2014-02",
      "has_results": false,
      "last_update_posted_date": "2016-10-10",
      "last_synced_at": "2026-10-23T04:25:40.897Z",
      "location_count": 1,
      "location_summary": "Columbia, Missouri",
      "locations": [
        {
          "city": "Columbia",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01856946"
    },
    {
      "nct_id": "NCT01704079",
      "title": "Safety and Efficacy of CTAP101 to Treat Secondary Hyperparathyroidism in Stage 3 or 4 CKD and Vitamin D Insufficiency",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Kidney Disease",
        "Hyperparathyroidism, Secondary",
        "Vitamin D Deficiency"
      ],
      "interventions": [
        {
          "name": "CTAP101 30 μg capsules",
          "type": "DRUG"
        },
        {
          "name": "Sugar pill to CTAP101 30 μg capsules",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "OPKO IP Holdings II, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 216,
      "start_date": "2012-11",
      "completion_date": "2014-09",
      "has_results": true,
      "last_update_posted_date": "2025-01-13",
      "last_synced_at": "2026-10-23T04:25:40.897Z",
      "location_count": 1,
      "location_summary": "Bannockburn, Illinois",
      "locations": [
        {
          "city": "Bannockburn",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01704079"
    },
    {
      "nct_id": "NCT01546103",
      "title": "Vitamin D3 Supplementation Pilot Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vitamin D Deficiency"
      ],
      "interventions": [
        {
          "name": "Cholecalciferol",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "12 Years to 17 Years"
      },
      "enrollment_count": 39,
      "start_date": "2011-08",
      "completion_date": "2012-09",
      "has_results": false,
      "last_update_posted_date": "2013-01-23",
      "last_synced_at": "2026-10-23T04:25:40.897Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01546103"
    },
    {
      "nct_id": "NCT01045109",
      "title": "Vitamin D3 Supplementation in Participants Diagnosed With Early-Stage Prostate Cancer Who Decide to Undergo Active Surveillance Treatment Regimen.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "cholecalciferol",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "MALE",
        "summary": "18 Years to 90 Years · Male only"
      },
      "enrollment_count": 52,
      "start_date": "2007-10",
      "completion_date": "2011-07",
      "has_results": false,
      "last_update_posted_date": "2018-07-18",
      "last_synced_at": "2026-10-23T04:25:40.897Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01045109"
    },
    {
      "nct_id": "NCT00204919",
      "title": "Vitamin D Administration in the Nursing Home",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vitamin D Deficiency",
        "Osteoporosis"
      ],
      "interventions": [
        {
          "name": "Vitamin D",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "55 Years and older"
      },
      "enrollment_count": 96,
      "start_date": "2001-06",
      "completion_date": "2004-11",
      "has_results": false,
      "last_update_posted_date": "2023-10-04",
      "last_synced_at": "2026-10-23T04:25:40.897Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00204919"
    },
    {
      "nct_id": "NCT02876822",
      "title": "High Dose Vitamin D Replacement in Patients Undergoing Hematopoietic Stem Cell Transplantation",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vitamin D Deficiency"
      ],
      "interventions": [
        {
          "name": "Vitamin D",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 10,
      "start_date": "2016-08-26",
      "completion_date": "2017-05-01",
      "has_results": false,
      "last_update_posted_date": "2020-08-20",
      "last_synced_at": "2026-10-23T04:25:40.897Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02876822"
    },
    {
      "nct_id": "NCT02477956",
      "title": "Effect of a Monthly High Dose of Vitamin D3 on Bariatric Surgery Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Morbid Obesity",
        "Vitamin D Deficiency"
      ],
      "interventions": [
        {
          "name": "vitamin D3 (Replesta)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "vitamin D",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Texas Tech University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 31,
      "start_date": "2012-11",
      "completion_date": "2013-12",
      "has_results": false,
      "last_update_posted_date": "2015-06-23",
      "last_synced_at": "2026-10-23T04:25:40.897Z",
      "location_count": 1,
      "location_summary": "Lubbock, Texas",
      "locations": [
        {
          "city": "Lubbock",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02477956"
    },
    {
      "nct_id": "NCT04331639",
      "title": "High Dose Interval Vitamin D Supplementation in Patients With Inflammatory Bowel Disease Receiving Biologic Therapy",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Inflammatory Bowel Disease",
        "Crohn Disease",
        "Ulcerative Colitis",
        "Vitamin D Deficiency"
      ],
      "interventions": [
        {
          "name": "vitamin D3",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "5 Years to 25 Years"
      },
      "enrollment_count": 50,
      "start_date": "2020-11-01",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-03-03",
      "last_synced_at": "2026-10-23T04:25:40.897Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04331639"
    }
  ]
}