{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ancillary+Study&page=45",
    "query": {
      "intervention": "Ancillary Study",
      "page": 45
    },
    "page_size": 10
  },
  "pagination": {
    "page": 45,
    "page_size": 10,
    "total_count": 2162,
    "total_pages": 217,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ancillary+Study&page=46&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ancillary+Study&page=44&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-23T11:30:15.854Z",
  "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": "NCT03081390",
      "title": "Migraine and CVD Risk in Women",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Migraine"
      ],
      "interventions": [
        {
          "name": "Mixed meal tolerance testing",
          "type": "OTHER"
        },
        {
          "name": "Skin conductance & cold pressor test",
          "type": "OTHER"
        },
        {
          "name": "Flow-mediated dilation testing",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 35 Years · Female only"
      },
      "enrollment_count": 23,
      "start_date": "2017-04-01",
      "completion_date": "2026-09-28",
      "has_results": false,
      "last_update_posted_date": "2026-10-06",
      "last_synced_at": "2026-10-23T11:30:15.854Z",
      "location_count": 2,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03081390"
    },
    {
      "nct_id": "NCT05202782",
      "title": "Zanubrutinib and CAR T-cell Therapy for the Treatment of Recurrent or Refractory Aggressive B-cell Non-Hodgkin's Lymphoma or Transformed Indolent B-cell Lymphoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Diffuse Large B-Cell Lymphoma Associated With Chronic Inflammation",
        "EBV-Positive Diffuse Large B-Cell Lymphoma, Not Otherwise Specified",
        "High Grade B-Cell Lymphoma, Not Otherwise Specified",
        "Large B-Cell Lymphoma With IRF4 Rearrangement",
        "Primary Cutaneous Diffuse Large B-Cell Lymphoma, Leg Type",
        "Recurrent Aggressive B-Cell Non-Hodgkin Lymphoma",
        "Recurrent Diffuse Large B-Cell Lymphoma, Not Otherwise Specified",
        "Recurrent High Grade B-Cell Lymphoma With MYC, BCL2, and BCL6 Rearrangements",
        "Recurrent Intravascular Large B-Cell Lymphoma",
        "Recurrent Primary Mediastinal (Thymic) Large B-Cell Lymphoma",
        "Recurrent T-Cell/Histiocyte-Rich Large B-Cell Lymphoma",
        "Recurrent Transformed B-Cell Non-Hodgkin Lymphoma",
        "Refractory Aggressive B-Cell Non-Hodgkin Lymphoma",
        "Refractory Diffuse Large B-Cell Lymphoma, Not Otherwise Specified",
        "Refractory High Grade B-Cell Lymphoma With MYC, BCL2, and BCL6 Rearrangements",
        "Refractory Intravascular Large B-Cell Lymphoma",
        "Refractory Primary Mediastinal (Thymic) Large B-Cell Lymphoma",
        "Refractory T-Cell/Histiocyte-Rich Large B-Cell Lymphoma",
        "Refractory Transformed B-Cell Non-Hodgkin Lymphoma"
      ],
      "interventions": [
        {
          "name": "Chimeric Antigen Receptor T-Cell Therapy",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Zanubrutinib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2022-03-21",
      "completion_date": "2029-10-09",
      "has_results": false,
      "last_update_posted_date": "2024-10-16",
      "last_synced_at": "2026-10-23T11:30:15.854Z",
      "location_count": 2,
      "location_summary": "Chicago, Illinois • Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05202782"
    },
    {
      "nct_id": "NCT02613364",
      "title": "Yoga, Survivorship Health Education, and Cognitive Behavioral Therapy in Reducing Insomnia in Cancer Survivors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cancer Survivor",
        "Insomnia",
        "Malignant Neoplasm"
      ],
      "interventions": [
        {
          "name": "Behavioral Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cognitive Intervention",
          "type": "OTHER"
        },
        {
          "name": "Educational Intervention",
          "type": "OTHER"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Monitoring Device",
          "type": "DEVICE"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER",
        "DEVICE"
      ],
      "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": 746,
      "start_date": "2016-08-31",
      "completion_date": "2020-02-04",
      "has_results": true,
      "last_update_posted_date": "2024-05-01",
      "last_synced_at": "2026-10-23T11:30:15.854Z",
      "location_count": 16,
      "location_summary": "Honolulu, Hawaii • Decatur, Illinois • Wichita, Kansas + 13 more",
      "locations": [
        {
          "city": "Honolulu",
          "state": "Hawaii"
        },
        {
          "city": "Decatur",
          "state": "Illinois"
        },
        {
          "city": "Wichita",
          "state": "Kansas"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02613364"
    },
    {
      "nct_id": "NCT06054295",
      "title": "Somatic Mosaicism in Twins Discordant for Childhood Cancer",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pediatric Central Nervous System Tumor",
        "Central Nervous System Tumor",
        "Discordant Twin",
        "Somatic Mutation"
      ],
      "interventions": [
        {
          "name": "Biospecimen collection",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "Up to 18 Years"
      },
      "enrollment_count": 50,
      "start_date": "2024-06-03",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-10-01",
      "last_synced_at": "2026-10-23T11:30:15.854Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06054295"
    },
    {
      "nct_id": "NCT03345901",
      "title": "PROMINENT-Eye Ancillary Study (Protocol AD)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Diabetic Retinopathy",
        "Diabetic Macular Edema"
      ],
      "interventions": [
        {
          "name": "Pemafibrate",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Jaeb Center for Health Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 18,
      "start_date": "2018-01-15",
      "completion_date": "2019-04-03",
      "has_results": true,
      "last_update_posted_date": "2020-09-16",
      "last_synced_at": "2026-10-23T11:30:15.854Z",
      "location_count": 69,
      "location_summary": "Phoenix, Arizona • Campbell, California • Glendale, California + 52 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Campbell",
          "state": "California"
        },
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03345901"
    },
    {
      "nct_id": "NCT01230346",
      "title": "Culturally-Informed Counseling in Latinas at High Risk for Hereditary Breast or Ovarian Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "No Evidence of Disease",
        "BRCA1 Syndrome",
        "BRCA2 Syndrome",
        "Hereditary Female Breast Carcinoma",
        "Hereditary Ovarian Carcinoma"
      ],
      "interventions": [
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "survey administration",
          "type": "OTHER"
        },
        {
          "name": "counseling intervention",
          "type": "OTHER"
        },
        {
          "name": "educational intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 493,
      "start_date": "2010-09-03",
      "completion_date": "2026-09-25",
      "has_results": false,
      "last_update_posted_date": "2025-11-10",
      "last_synced_at": "2026-10-23T11:30:15.854Z",
      "location_count": 3,
      "location_summary": "Duarte, California • Los Angeles, California • Sylmar, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sylmar",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01230346"
    },
    {
      "nct_id": "NCT05291988",
      "title": "A Multilevel Approach for Improvement in Screening of Colorectal Cancer in Rural Communities, The Screen to Save Trial",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Colorectal Carcinoma"
      ],
      "interventions": [
        {
          "name": "Educational Intervention",
          "type": "OTHER"
        },
        {
          "name": "Fecal Immunochemical Test",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 8,
      "start_date": "2022-10-08",
      "completion_date": "2022-11-04",
      "has_results": false,
      "last_update_posted_date": "2022-12-15",
      "last_synced_at": "2026-10-23T11:30:15.854Z",
      "location_count": 2,
      "location_summary": "Seattle, Washington • Sequim, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        },
        {
          "city": "Sequim",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05291988"
    },
    {
      "nct_id": "NCT07323641",
      "title": "Telisotuzumab Vedotin and Osimertinib for the Treatment of Progressive, Incurable, Non Small Cell Lung Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Lung Non-Small Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Osimertinib",
          "type": "DRUG"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        },
        {
          "name": "Telisotuzumab Vedotin",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "OTHER",
        "BIOLOGICAL"
      ],
      "sponsor": "Jonsson 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": 60,
      "start_date": "2026-02-19",
      "completion_date": "2028-02-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-20",
      "last_synced_at": "2026-10-23T11:30:15.854Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07323641"
    },
    {
      "nct_id": "NCT02268188",
      "title": "Harvesting Health Program in Improving Diet and Physical Activity Level in Cancer Survivors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cancer Survivor"
      ],
      "interventions": [
        {
          "name": "education",
          "type": "OTHER"
        },
        {
          "name": "nutrition intervention",
          "type": "OTHER"
        },
        {
          "name": "exercise intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "quality-of-life assessment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 35,
      "start_date": "2014-04",
      "completion_date": "2015-10-31",
      "has_results": false,
      "last_update_posted_date": "2019-08-30",
      "last_synced_at": "2026-10-23T11:30:15.854Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02268188"
    },
    {
      "nct_id": "NCT02650583",
      "title": "Enhancing Connections Program in Improving Communication Between Patients With Incurable Cancer and Their Children",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Advanced Malignant Neoplasm"
      ],
      "interventions": [
        {
          "name": "Educational Intervention",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "25 Years to 65 Years"
      },
      "enrollment_count": 41,
      "start_date": "2015-12-28",
      "completion_date": "2018-02-15",
      "has_results": false,
      "last_update_posted_date": "2019-02-15",
      "last_synced_at": "2026-10-23T11:30:15.854Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02650583"
    }
  ]
}