{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Ergocalciferol&page=2",
    "query": {
      "condition": "Ergocalciferol",
      "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=Ergocalciferol&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T07:30:34.456Z",
  "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": "NCT02435771",
      "title": "Efficacy Of Ergocalciferol In Adults According To BMI",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Obesity",
        "Vitamin D Deficiency"
      ],
      "interventions": [
        {
          "name": "Ergocalciferols",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Walter Reed National Military Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 44,
      "start_date": "2011-07",
      "completion_date": "2017-04",
      "has_results": false,
      "last_update_posted_date": "2017-05-11",
      "last_synced_at": "2026-07-23T07:30:34.456Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02435771"
    },
    {
      "nct_id": "NCT01488734",
      "title": "Bioavailability and Biological Effects of Vitamin D2 Contained in Mushroom",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vitamin D Deficiency",
        "Metabolic Syndrome",
        "Prediabetes"
      ],
      "interventions": [
        {
          "name": "Mushroom with 600 IU vitamin D2",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Mushroom with 4000 IU Vitamin D2",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "600 IU Vitamin D3 and untreated mushroom",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "4000 IU Vitamin D3 and untreated mushroom",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "DRUG"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "30 Years to 90 Years"
      },
      "enrollment_count": 47,
      "start_date": "2011-11",
      "completion_date": "2013-09",
      "has_results": false,
      "last_update_posted_date": "2017-04-14",
      "last_synced_at": "2026-07-23T07:30:34.456Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01488734"
    },
    {
      "nct_id": "NCT05559112",
      "title": "Effects of Vitamin D-Enriched Mushrooms on Vitamin D Status and Immune Function and Inflammatory Status in Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vitamin D Deficiency"
      ],
      "interventions": [
        {
          "name": "Vitamin D-enriched mushrooms",
          "type": "OTHER"
        },
        {
          "name": "Study Powder",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Purdue University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "69 Years",
        "sex": "ALL",
        "summary": "30 Years to 69 Years"
      },
      "enrollment_count": 36,
      "start_date": "2022-12-05",
      "completion_date": "2024-04-30",
      "has_results": false,
      "last_update_posted_date": "2024-07-10",
      "last_synced_at": "2026-07-23T07:30:34.456Z",
      "location_count": 1,
      "location_summary": "West Lafayette, Indiana",
      "locations": [
        {
          "city": "West Lafayette",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05559112"
    },
    {
      "nct_id": "NCT02011828",
      "title": "Ergocalciferol Therapy in Calcidiol Deficient, Hemodialysis Patients on Therapeutic Doses of Paricalcitol",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Inflammation",
        "Insulin Resistance"
      ],
      "interventions": [
        {
          "name": "Ergocalciferol",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 58,
      "start_date": "2009-05",
      "completion_date": "2011-01",
      "has_results": false,
      "last_update_posted_date": "2016-08-11",
      "last_synced_at": "2026-07-23T07:30:34.456Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02011828"
    },
    {
      "nct_id": "NCT00411294",
      "title": "Ergocalciferol in Chronic Kidney Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Kidney Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Saint Louis VA Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": null,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2006-12-13",
      "last_synced_at": "2026-07-23T07:30:34.456Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00411294"
    },
    {
      "nct_id": "NCT01825616",
      "title": "Vitamin D2, Muscle Damage, NASCAR Pitcrew",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Muscle Function",
        "Muscle Soreness",
        "Vitamin D Status"
      ],
      "interventions": [
        {
          "name": "Vitamin D2 mushroom powder",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Appalachian State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "40 Years",
        "sex": "MALE",
        "summary": "20 Years to 40 Years · Male only"
      },
      "enrollment_count": 33,
      "start_date": "2012-10",
      "completion_date": "2013-01",
      "has_results": false,
      "last_update_posted_date": "2013-04-09",
      "last_synced_at": "2026-07-23T07:30:34.456Z",
      "location_count": 3,
      "location_summary": "Kannapolis, North Carolina",
      "locations": [
        {
          "city": "Kannapolis",
          "state": "North Carolina"
        },
        {
          "city": "Kannapolis",
          "state": "North Carolina"
        },
        {
          "city": "Kannapolis",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01825616"
    },
    {
      "nct_id": "NCT01114672",
      "title": "A Study of Oral Ergocalciferol to Treat Pruritis in Hemodialysis Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pruritis"
      ],
      "interventions": [
        {
          "name": "50,000 Units Ergocalciferol",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Winthrop University Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 50,
      "start_date": "2010-07",
      "completion_date": "2012-02",
      "has_results": true,
      "last_update_posted_date": "2013-02-21",
      "last_synced_at": "2026-07-23T07:30:34.456Z",
      "location_count": 2,
      "location_summary": "Bethpage, New York • Mineola, New York",
      "locations": [
        {
          "city": "Bethpage",
          "state": "New York"
        },
        {
          "city": "Mineola",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01114672"
    },
    {
      "nct_id": "NCT01295879",
      "title": "Vitamin D Repletion in Stone Formers With Hypercalciuria",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Nephrolithiasis",
        "Urolithiasis",
        "Idiopathic Hypercalciuria",
        "Vitamin D Deficiency",
        "Disorder of Vitamin D"
      ],
      "interventions": [
        {
          "name": "Ergocalciferol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "New York Presbyterian Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2010-09",
      "completion_date": "2011-06",
      "has_results": true,
      "last_update_posted_date": "2012-10-23",
      "last_synced_at": "2026-07-23T07:30:34.456Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01295879"
    },
    {
      "nct_id": "NCT03073369",
      "title": "Effect of Ergocalciferol on Iron Metabolism in Individuals With Chronic Kidney Disease",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "CKD",
        "Chronic Kidney Diseases",
        "Hepcidin",
        "Ergocalciferol",
        "Vitamin D",
        "Iron-deficiency",
        "Anemia"
      ],
      "interventions": [
        {
          "name": "Ergocalciferol 50000 UNT",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2018-01-01",
      "completion_date": "2018-12",
      "has_results": false,
      "last_update_posted_date": "2018-03-15",
      "last_synced_at": "2026-07-23T07:30:34.456Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03073369"
    },
    {
      "nct_id": "NCT01835691",
      "title": "Differential Effects of Ergocalciferol and Cholecalciferol Therapies in Chronic Kidney Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Kidney Disease"
      ],
      "interventions": [
        {
          "name": "Vitamin D2 (ergocalciferol)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Vitamin D3 (cholecalciferol)",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Kansas Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 44,
      "start_date": "2011-10",
      "completion_date": "2015-06",
      "has_results": false,
      "last_update_posted_date": "2017-10-19",
      "last_synced_at": "2026-07-23T07:30:34.456Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01835691"
    }
  ]
}