{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ancillary+Study&page=44",
    "query": {
      "intervention": "Ancillary Study",
      "page": 44
    },
    "page_size": 10
  },
  "pagination": {
    "page": 44,
    "page_size": 10,
    "total_count": 2162,
    "total_pages": 217,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ancillary+Study&page=45&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ancillary+Study&page=43&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-23T05:09:14.896Z",
  "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": "NCT04062552",
      "title": "Learning Collaborative Versus Technical Assistance in Delivering a Palliative Care Program to Patients With Advanced Cancer and Their Caregivers",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Advanced Malignant Solid Neoplasm",
        "Metastatic Malignant Solid Neoplasm",
        "Recurrent Malignant Solid Neoplasm"
      ],
      "interventions": [
        {
          "name": "Behavioral, Psychological or Informational Intervention",
          "type": "OTHER"
        },
        {
          "name": "Educational Intervention",
          "type": "OTHER"
        },
        {
          "name": "Medical Examination Assessment",
          "type": "PROCEDURE"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        },
        {
          "name": "Telephone-Based Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE",
        "BEHAVIORAL"
      ],
      "sponsor": "University of Rochester NCORP Research Base",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 208,
      "start_date": "2021-03-09",
      "completion_date": "2026-08-23",
      "has_results": false,
      "last_update_posted_date": "2026-01-13",
      "last_synced_at": "2026-10-23T05:09:14.896Z",
      "location_count": 113,
      "location_summary": "Fort Smith, Arkansas • Washington D.C., District of Columbia • Fort Lauderdale, Florida + 66 more",
      "locations": [
        {
          "city": "Fort Smith",
          "state": "Arkansas"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Fort Lauderdale",
          "state": "Florida"
        },
        {
          "city": "Hilo",
          "state": "Hawaii"
        },
        {
          "city": "Honolulu",
          "state": "Hawaii"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04062552"
    },
    {
      "nct_id": "NCT03017833",
      "title": "Sapanisertib and Metformin in Treating Patients With Advanced or Metastatic Relapsed or Refractory Cancers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Advanced Malignant Solid Neoplasm",
        "Metastatic Malignant Solid Neoplasm",
        "Recurrent Malignant Solid Neoplasm",
        "Refractory Neoplasm"
      ],
      "interventions": [
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Metformin",
          "type": "DRUG"
        },
        {
          "name": "Pharmacological Study",
          "type": "OTHER"
        },
        {
          "name": "Sapanisertib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 31,
      "start_date": "2018-03-12",
      "completion_date": "2022-12-21",
      "has_results": false,
      "last_update_posted_date": "2023-10-04",
      "last_synced_at": "2026-10-23T05:09:14.896Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03017833"
    },
    {
      "nct_id": "NCT05049785",
      "title": "Nutrition and Physical Activity Intervention in Preventing Excess Weight Gain in Pediatric Patients With Leukemia or Lymphoma Treated With Prednisone and/or Dexamethasone",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Leukemia",
        "Lymphoma"
      ],
      "interventions": [
        {
          "name": "Counseling",
          "type": "OTHER"
        },
        {
          "name": "Exercise Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Informational Intervention",
          "type": "OTHER"
        },
        {
          "name": "Nutritional Intervention",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "7 Years to 18 Years"
      },
      "enrollment_count": 100,
      "start_date": "2011-05-12",
      "completion_date": "2025-07-21",
      "has_results": false,
      "last_update_posted_date": "2025-07-25",
      "last_synced_at": "2026-10-23T05:09:14.896Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05049785"
    },
    {
      "nct_id": "NCT04135326",
      "title": "Transcranial Direct Current Stimulation in Reducing Pain in Cancer Patients With Chemotherapy Induced Peripheral Neuropathy",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Chemotherapy-Induced Peripheral Neuropathy",
        "Malignant Neoplasm"
      ],
      "interventions": [
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Transcranial Direct Current Stimulation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2019-10-10",
      "completion_date": "2020-10-26",
      "has_results": false,
      "last_update_posted_date": "2024-10-09",
      "last_synced_at": "2026-10-23T05:09:14.896Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04135326"
    },
    {
      "nct_id": "NCT00085735",
      "title": "Comparison of Radiation Therapy Regimens in Combination With Chemotherapy in Treating Young Patients With Newly Diagnosed Standard-Risk Medulloblastoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Medulloblastoma"
      ],
      "interventions": [
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Craniospinal Irradiation",
          "type": "RADIATION"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Involved-Field Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Lomustine",
          "type": "DRUG"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Vincristine Sulfate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION",
        "OTHER"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "3 Years to 21 Years"
      },
      "enrollment_count": 549,
      "start_date": "2004-04-30",
      "completion_date": "2024-12-31",
      "has_results": true,
      "last_update_posted_date": "2026-06-09",
      "last_synced_at": "2026-10-23T05:09:14.896Z",
      "location_count": 174,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 132 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Downey",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00085735"
    },
    {
      "nct_id": "NCT01100489",
      "title": "Breast-Conserving Surgery Followed by Radiation Therapy With MRI-Detected Stage I or Stage II Breast Cancer",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Ductal Breast Carcinoma in Situ",
        "Estrogen Receptor-negative Breast Cancer",
        "Estrogen Receptor-positive Breast Cancer",
        "HER2-negative Breast Cancer",
        "HER2-positive Breast Cancer",
        "Invasive Ductal Breast Carcinoma",
        "Invasive Lobular Breast Carcinoma",
        "Male Breast Cancer",
        "Medullary Ductal Breast Carcinoma With Lymphocytic Infiltrate",
        "Mucinous Ductal Breast Carcinoma",
        "Papillary Ductal Breast Carcinoma",
        "Progesterone Receptor-negative Breast Cancer",
        "Progesterone Receptor-positive Breast Cancer",
        "Stage I Breast Cancer",
        "Stage II Breast Cancer",
        "Tubular Ductal Breast Carcinoma"
      ],
      "interventions": [
        {
          "name": "external beam radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "therapeutic conventional surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Case Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2010-02",
      "completion_date": "2011-10",
      "has_results": false,
      "last_update_posted_date": "2011-12-08",
      "last_synced_at": "2026-10-23T05:09:14.896Z",
      "location_count": 3,
      "location_summary": "Cleveland, Ohio • Orange, Ohio • Westlake, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Orange",
          "state": "Ohio"
        },
        {
          "city": "Westlake",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01100489"
    },
    {
      "nct_id": "NCT02357134",
      "title": "High-Flow Oxygen in Reducing Shortness of Breath Caused by Exercise in Patients With Cancer",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Dyspnea",
        "Malignant Neoplasm"
      ],
      "interventions": [
        {
          "name": "Oxygen Therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Respiratory Therapy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 74,
      "start_date": "2015-03-17",
      "completion_date": "2023-05-31",
      "has_results": true,
      "last_update_posted_date": "2022-12-07",
      "last_synced_at": "2026-10-23T05:09:14.896Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02357134"
    },
    {
      "nct_id": "NCT04214262",
      "title": "Testing the Addition of the Drug Atezolizumab to the Usual Radiation Treatment for Patients With Early Non-small Cell Lung Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Lung Non-Small Cell Carcinoma",
        "Stage I Lung Cancer AJCC v8",
        "Stage II Lung Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Atezolizumab",
          "type": "DRUG"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Fludeoxyglucose F-18",
          "type": "OTHER"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Stereotactic Body Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 417,
      "start_date": "2020-08-13",
      "completion_date": "2027-06-09",
      "has_results": true,
      "last_update_posted_date": "2026-10-06",
      "last_synced_at": "2026-10-23T05:09:14.896Z",
      "location_count": 391,
      "location_summary": "Anchorage, Alaska • Jonesboro, Arkansas • Little Rock, Arkansas + 291 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Antioch",
          "state": "California"
        },
        {
          "city": "Bakersfield",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04214262"
    },
    {
      "nct_id": "NCT03996265",
      "title": "Bupropion to Reduce Cancer Related Fatigue in Cancer Survivors",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hematopoietic and Lymphatic System Neoplasm",
        "Malignant Solid Neoplasm"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bupropion Hydrochloride Controlled-release",
          "type": "DRUG"
        },
        {
          "name": "Placebo Administration",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Rochester NCORP Research Base",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 422,
      "start_date": "2019-06-27",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-30",
      "last_synced_at": "2026-10-23T05:09:14.896Z",
      "location_count": 542,
      "location_summary": "Anchorage, Alaska • Fairbanks, Alaska • Kingman, Arizona + 335 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03996265"
    },
    {
      "nct_id": "NCT02971410",
      "title": "Simvastatin in Overcoming Chemotherapy Resistance in Patients With Relapsed or Refractory Multiple Myeloma",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Recurrent Plasma Cell Myeloma",
        "Refractory Plasma Cell Myeloma"
      ],
      "interventions": [
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Simvastatin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2017-04",
      "completion_date": "2021-11",
      "has_results": false,
      "last_update_posted_date": "2018-07-02",
      "last_synced_at": "2026-10-23T05:09:14.896Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02971410"
    }
  ]
}