{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Drisdol+%28Ergocalciferol%29+Vitamin+D2&page=2",
    "query": {
      "intervention": "Drisdol (Ergocalciferol) Vitamin D2",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 52,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Drisdol+%28Ergocalciferol%29+Vitamin+D2&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Drisdol+%28Ergocalciferol%29+Vitamin+D2&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-10T12:03:23.893Z",
  "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": "NCT01295034",
      "title": "Vitamin D Supplements for HIV-positive Patients on cART",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV-associated Co-morbidities"
      ],
      "interventions": [
        {
          "name": "conventional vitamin D treatment",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "tiered/titrated vitamin D dosing",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "DRUG"
      ],
      "sponsor": "Andrea Branch",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 62,
      "start_date": "2011-03",
      "completion_date": "2015-06",
      "has_results": true,
      "last_update_posted_date": "2017-04-17",
      "last_synced_at": "2026-10-10T12:03:23.893Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01295034"
    },
    {
      "nct_id": "NCT01375660",
      "title": "D Vitamin Intervention in VA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Impaired Fasting Glucose",
        "Impaired Glucose Tolerance",
        "Vitamin D Insufficiency"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "50K vitamin D2",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "US Department of Veterans Affairs",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "85 Years",
        "sex": "MALE",
        "summary": "35 Years to 85 Years · Male only"
      },
      "enrollment_count": 205,
      "start_date": "2011-05",
      "completion_date": "2014-11",
      "has_results": true,
      "last_update_posted_date": "2015-03-06",
      "last_synced_at": "2026-10-10T12:03:23.893Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01375660"
    },
    {
      "nct_id": "NCT00502268",
      "title": "Vitamin D and Carboxy PTH Fragments in Coronary Calcification",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Coronary Calcification",
        "Endstage Renal Disease",
        "Parathyroid Hormone"
      ],
      "interventions": [
        {
          "name": "Doxercalciferol administration",
          "type": "DRUG"
        },
        {
          "name": "Doxercalciferol administered by 1-84-7-84",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Southeast Renal Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 0,
      "start_date": "2008-02",
      "completion_date": "2009-07",
      "has_results": false,
      "last_update_posted_date": "2020-12-23",
      "last_synced_at": "2026-10-10T12:03:23.893Z",
      "location_count": 1,
      "location_summary": "Charlotte, North Carolina",
      "locations": [
        {
          "city": "Charlotte",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00502268"
    },
    {
      "nct_id": "NCT00621257",
      "title": "Vitamin D Levels in Children With IBD",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Inflammatory Bowel Disease",
        "Crohn's Disease",
        "Ulcerative Colitis"
      ],
      "interventions": [
        {
          "name": "ergocalciferol",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Cholecalciferol",
          "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": "21 Years",
        "sex": "ALL",
        "summary": "5 Years to 21 Years"
      },
      "enrollment_count": 134,
      "start_date": "2008-01",
      "completion_date": "2011-03",
      "has_results": true,
      "last_update_posted_date": "2017-03-22",
      "last_synced_at": "2026-10-10T12:03:23.893Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00621257"
    },
    {
      "nct_id": "NCT00450073",
      "title": "Improving Vitamin D Status In Cystic Fibrosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cystic Fibrosis"
      ],
      "interventions": [
        {
          "name": "ergocalciferol (vitamin D2)",
          "type": "DRUG"
        },
        {
          "name": "Sperti Del Sol Lamp",
          "type": "DEVICE"
        },
        {
          "name": "Vitamin D3",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Atlanta VA Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 30,
      "start_date": "2006-11",
      "completion_date": "2011-05",
      "has_results": true,
      "last_update_posted_date": "2014-02-21",
      "last_synced_at": "2026-10-10T12:03:23.893Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00450073"
    },
    {
      "nct_id": "NCT01004354",
      "title": "Vitamin D Supplementation in Psychiatric Illnesses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Vitamin D Deficiency",
        "Psychosis",
        "Schizophrenia",
        "Schizoaffective Disorder"
      ],
      "interventions": [
        {
          "name": "Ergocalciferols",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Massachusetts, Worcester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "10 Years to 18 Years"
      },
      "enrollment_count": 12,
      "start_date": "2009-06",
      "completion_date": "2010-06",
      "has_results": true,
      "last_update_posted_date": "2017-11-06",
      "last_synced_at": "2026-10-10T12:03:23.893Z",
      "location_count": 1,
      "location_summary": "Worcester, Massachusetts",
      "locations": [
        {
          "city": "Worcester",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01004354"
    },
    {
      "nct_id": "NCT03747523",
      "title": "Pilot Study: The Effect of Ergocalciferol on Plasma Mucin-1 Levels",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Ergocalciferol"
      ],
      "interventions": [
        {
          "name": "Ergocalciferol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "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": "2019-03-12",
      "completion_date": "2020-01-27",
      "has_results": false,
      "last_update_posted_date": "2020-10-29",
      "last_synced_at": "2026-10-10T12:03:23.893Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03747523"
    },
    {
      "nct_id": "NCT04983017",
      "title": "2021 PMT iAge® Intervention Trial by Edifice Health",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Inflammation",
        "Inflammaging"
      ],
      "interventions": [
        {
          "name": "Dietary supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Edifice Health",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 781,
      "start_date": "2021-08-10",
      "completion_date": "2022-09-09",
      "has_results": false,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-10-10T12:03:23.893Z",
      "location_count": 2,
      "location_summary": "Greenbrae, California • Suwanee, Georgia",
      "locations": [
        {
          "city": "Greenbrae",
          "state": "California"
        },
        {
          "city": "Suwanee",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04983017"
    },
    {
      "nct_id": "NCT00593996",
      "title": "Evaluation of Potential Vitamin D Effects on Muscle: a Pilot Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dysphagia",
        "Fecal Incontinence",
        "Urinary Incontinence"
      ],
      "interventions": [
        {
          "name": "Ergocalciferol (vitamin D2)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "70 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "70 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2006-07",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2015-10-05",
      "last_synced_at": "2026-10-10T12:03:23.893Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00593996"
    },
    {
      "nct_id": "NCT01532349",
      "title": "Vitamin D as a Modifier of Serum Hepcidin in Children With Chronic Kidney Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anemia of Chronic Kidney Disease"
      ],
      "interventions": [
        {
          "name": "Cholecalciferol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "1 Year to 21 Years"
      },
      "enrollment_count": 34,
      "start_date": "2012-05",
      "completion_date": "2015-04",
      "has_results": true,
      "last_update_posted_date": "2017-06-14",
      "last_synced_at": "2026-10-10T12:03:23.893Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01532349"
    }
  ]
}