{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Relapsed+or+Refractory&page=2",
    "query": {
      "condition": "Relapsed or Refractory",
      "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=Relapsed+or+Refractory&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-15T09:09:56.871Z",
  "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": "NCT00667017",
      "title": "RFT5-dgA Immunotoxin in Treating Patients With Relapsed or Refractory Cutaneous T-Cell Non-Hodgkin Lymphoma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Lymphoma"
      ],
      "interventions": [
        {
          "name": "RFT5-dgA immunotoxin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "fluorescence activated cell sorting",
          "type": "OTHER"
        },
        {
          "name": "immunohistochemistry staining method",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 1,
      "start_date": "2008-11-07",
      "completion_date": "2010-02",
      "has_results": true,
      "last_update_posted_date": "2018-12-14",
      "last_synced_at": "2026-09-15T09:09:56.871Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00667017"
    },
    {
      "nct_id": "NCT03013933",
      "title": "Brentuximab Vedotin, Cyclosporine, and Verapamil Hydrochloride in Treating Patients With Relapsed or Refractory Hodgkin Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Recurrent Hodgkin Lymphoma",
        "Refractory Hodgkin Lymphoma"
      ],
      "interventions": [
        {
          "name": "Brentuximab Vedotin",
          "type": "DRUG"
        },
        {
          "name": "Cyclosporine",
          "type": "DRUG"
        },
        {
          "name": "Pharmacokinetic Study",
          "type": "OTHER"
        },
        {
          "name": "Verapamil",
          "type": "DRUG"
        },
        {
          "name": "Verapamil Hydrochloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "15 Years and older"
      },
      "enrollment_count": 29,
      "start_date": "2017-05-03",
      "completion_date": "2022-05-24",
      "has_results": false,
      "last_update_posted_date": "2024-02-22",
      "last_synced_at": "2026-09-15T09:09:56.871Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03013933"
    },
    {
      "nct_id": "NCT02746952",
      "title": "Dose Escalation Study of UCART19 in Adult Patients With Relapsed / Refractory B-cell Acute Lymphoblastic Leukaemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "B-cell Acute Lymphoblastic Leukemia"
      ],
      "interventions": [
        {
          "name": "UCART19",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Institut de Recherches Internationales Servier",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "69 Years",
        "sex": "ALL",
        "summary": "16 Years to 69 Years"
      },
      "enrollment_count": 25,
      "start_date": "2016-08-01",
      "completion_date": "2020-07-28",
      "has_results": false,
      "last_update_posted_date": "2021-10-01",
      "last_synced_at": "2026-09-15T09:09:56.871Z",
      "location_count": 3,
      "location_summary": "Boston, Massachusetts • Philadelphia, Pennsylvania • Houston, Texas",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02746952"
    },
    {
      "nct_id": "NCT00482378",
      "title": "Samarium Sm 153 Lexidronam Pentasodium Combined With Zoledronic Acid or Pamidronate in Treating Patients With Relapsed or Refractory Multiple Myeloma and Bone Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Multiple Myeloma and Plasma Cell Neoplasm",
        "Pain"
      ],
      "interventions": [
        {
          "name": "Pamidronate",
          "type": "DRUG"
        },
        {
          "name": "Zoledronic acid",
          "type": "DRUG"
        },
        {
          "name": "Sm 153 lexidronam",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 39,
      "start_date": "2005-03-21",
      "completion_date": "2008-12-02",
      "has_results": false,
      "last_update_posted_date": "2018-08-14",
      "last_synced_at": "2026-09-15T09:09:56.871Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00482378"
    },
    {
      "nct_id": "NCT02074839",
      "title": "Study of Orally Administered AG-120 in Subjects With Advanced Hematologic Malignancies With an IDH1 Mutation",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Relapsed or Refractory Acute Myeloid Leukemia (AML)",
        "Untreated AML",
        "Other IDH1-mutated Positive Hematologic Malignancies",
        "Myelodysplastic Syndromes"
      ],
      "interventions": [
        {
          "name": "AG-120",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Institut de Recherches Internationales Servier",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 291,
      "start_date": "2014-03-01",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-15",
      "last_synced_at": "2026-09-15T09:09:56.871Z",
      "location_count": 26,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Duarte, California + 21 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02074839"
    },
    {
      "nct_id": "NCT06566092",
      "title": "Study of Autologous Tumor-Infiltrating Lymphocytes in Pediatric, Adolescent, and Young Adult Participants",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Soft Tissue Sarcoma",
        "Primary Central Nervous System Carcinoma",
        "Melanoma",
        "Rhabdomyosarcoma",
        "Ewing Sarcoma"
      ],
      "interventions": [
        {
          "name": "LN-145/LN-144",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Iovance Biotherapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "6 Months to 21 Years"
      },
      "enrollment_count": 40,
      "start_date": "2024-03-28",
      "completion_date": "2028-07",
      "has_results": false,
      "last_update_posted_date": "2026-04-06",
      "last_synced_at": "2026-09-15T09:09:56.871Z",
      "location_count": 5,
      "location_summary": "Aurora, Colorado • St. Petersburg, Florida • New Brunswick, New Jersey + 2 more",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "St. Petersburg",
          "state": "Florida"
        },
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        },
        {
          "city": "Buffalo",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06566092"
    },
    {
      "nct_id": "NCT00004907",
      "title": "Chemotherapy and Radiation Therapy Plus Bone Marrow or Peripheral Stem Cell Transplantation in Treating Patients With Relapsed or Refractory T-cell Lymphoma, Hodgkin's Lymphoma, or Non-Hodgkin's Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Lymphoma"
      ],
      "interventions": [
        {
          "name": "busulfan",
          "type": "DRUG"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "etoposide",
          "type": "DRUG"
        },
        {
          "name": "allogeneic bone marrow transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "bone marrow ablation with stem cell support",
          "type": "PROCEDURE"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "15 Years to 60 Years"
      },
      "enrollment_count": null,
      "start_date": "1999-10",
      "completion_date": "2004-08",
      "has_results": false,
      "last_update_posted_date": "2012-06-12",
      "last_synced_at": "2026-09-15T09:09:56.871Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004907"
    },
    {
      "nct_id": "NCT02257567",
      "title": "A Study of Polatuzumab Vedotin (DCDS4501A) in Combination With Rituximab or Obinutuzumab Plus Bendamustine in Participants With Relapsed or Refractory Follicular or Diffuse Large B-Cell Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Lymphoma"
      ],
      "interventions": [
        {
          "name": "Bendamustine",
          "type": "DRUG"
        },
        {
          "name": "Obinutuzumab",
          "type": "DRUG"
        },
        {
          "name": "Polatuzumab vedotin (Liquid)",
          "type": "DRUG"
        },
        {
          "name": "Rituximab",
          "type": "DRUG"
        },
        {
          "name": "Polatuzumab vedotin (Lyophilized)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hoffmann-La Roche",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 331,
      "start_date": "2014-10-15",
      "completion_date": "2021-10-21",
      "has_results": true,
      "last_update_posted_date": "2022-11-14",
      "last_synced_at": "2026-09-15T09:09:56.871Z",
      "location_count": 16,
      "location_summary": "Birmingham, Alabama • Huntsville, Alabama • Duarte, California + 13 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02257567"
    },
    {
      "nct_id": "NCT03666000",
      "title": "Dose-escalation and Dose-expansion Study of Safety of Azer-cel (PBCAR0191) in Participants With Relapsed/Refractory (r/r) Non-Hodgkin Lymphoma (NHL) and r/r B-cell Acute Lymphoblastic Leukemia (B-ALL)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Non-Hodgkin Lymphoma",
        "B-cell Acute Lymphoblastic Leukemia",
        "Chronic Lymphocytic Leukemia",
        "Small Lymphocytic Lymphoma"
      ],
      "interventions": [
        {
          "name": "Azer-cel",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "IL-2",
          "type": "DRUG"
        },
        {
          "name": "Ibrutinib, Acalabrutinib, Zanubrutinib, or Pirtobrutinib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Imugene Limited",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 135,
      "start_date": "2019-03-11",
      "completion_date": "2027-06",
      "has_results": false,
      "last_update_posted_date": "2026-09-08",
      "last_synced_at": "2026-09-15T09:09:56.871Z",
      "location_count": 10,
      "location_summary": "Tampa, Florida • Atlanta, Georgia • Baltimore, Maryland + 6 more",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03666000"
    },
    {
      "nct_id": "NCT01421667",
      "title": "A Study of Brentuximab Vedotin in Relapsed or Refractory Non-Hodgkin Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Lymphoma, B-Cell",
        "Lymphoma, Large B-Cell, Diffuse",
        "Lymphoma, Non-Hodgkin",
        "Lymphoma, T-Cell"
      ],
      "interventions": [
        {
          "name": "brentuximab vedotin",
          "type": "DRUG"
        },
        {
          "name": "rituximab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Seagen Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "6 Years and older"
      },
      "enrollment_count": 176,
      "start_date": "2011-08",
      "completion_date": "2015-06",
      "has_results": true,
      "last_update_posted_date": "2016-11-28",
      "last_synced_at": "2026-09-15T09:09:56.871Z",
      "location_count": 33,
      "location_summary": "Birmingham, Alabama • Duarte, California • Oxnard, California + 26 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Oxnard",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01421667"
    }
  ]
}