{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=MERCAPTOPURINE&page=2",
    "query": {
      "intervention": "MERCAPTOPURINE",
      "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?intervention=MERCAPTOPURINE&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-22T23:14:55.184Z",
  "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": "NCT02205762",
      "title": "LCH-IV, International Collaborative Treatment Protocol for Children and Adolescents With Langerhans Cell Histiocytosis",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Langerhans Cell Histiocytosis"
      ],
      "interventions": [
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "Vinblastine",
          "type": "DRUG"
        },
        {
          "name": "mercaptopurine",
          "type": "DRUG"
        },
        {
          "name": "INDOMETHACIN",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Cytosine Arabinoside",
          "type": "DRUG"
        },
        {
          "name": "2-chlorodeoxyadenosine",
          "type": "DRUG"
        },
        {
          "name": "hematopoietic stem cell transplantation (RIC-HSCT)",
          "type": "PROCEDURE"
        },
        {
          "name": "Intravenous immunoglobulin",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "BIOLOGICAL"
      ],
      "sponsor": "North American Consortium for Histiocytosis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "Up to 18 Years"
      },
      "enrollment_count": 1400,
      "start_date": "2016-11-02",
      "completion_date": "2026-07",
      "has_results": false,
      "last_update_posted_date": "2026-04-09",
      "last_synced_at": "2026-09-22T23:14:55.184Z",
      "location_count": 42,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 36 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Madera",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02205762"
    },
    {
      "nct_id": "NCT00002704",
      "title": "Radiation Therapy and Chemotherapy in Treating Children With CNS Relapse From Acute Lymphoblastic Leukemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Leukemia"
      ],
      "interventions": [
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "asparaginase",
          "type": "DRUG"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "daunorubicin hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "etoposide",
          "type": "DRUG"
        },
        {
          "name": "leucovorin calcium",
          "type": "DRUG"
        },
        {
          "name": "liposomal cytarabine",
          "type": "DRUG"
        },
        {
          "name": "mercaptopurine",
          "type": "DRUG"
        },
        {
          "name": "mesna",
          "type": "DRUG"
        },
        {
          "name": "methotrexate",
          "type": "DRUG"
        },
        {
          "name": "therapeutic hydrocortisone",
          "type": "DRUG"
        },
        {
          "name": "thiotepa",
          "type": "DRUG"
        },
        {
          "name": "vincristine sulfate",
          "type": "DRUG"
        },
        {
          "name": "low-LET electron therapy",
          "type": "RADIATION"
        },
        {
          "name": "low-LET photon therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "20 Years",
        "sex": "ALL",
        "summary": "Up to 20 Years"
      },
      "enrollment_count": 156,
      "start_date": "1996-01",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-02-01",
      "last_synced_at": "2026-09-22T23:14:55.184Z",
      "location_count": 62,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Little Rock, Arkansas + 48 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00002704"
    },
    {
      "nct_id": "NCT05192889",
      "title": "Trial Treating Relapsed Acute Lymphoblastic Leukemia With Venetoclax and Navitoclax",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Refractory Acute Lymphoblastic Leukemia",
        "Relapsed Acute Lymphoblastic Leukemia"
      ],
      "interventions": [
        {
          "name": "Venetoclax",
          "type": "DRUG"
        },
        {
          "name": "Navitoclax",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Vincristine",
          "type": "DRUG"
        },
        {
          "name": "Calaspargase Pegol",
          "type": "DRUG"
        },
        {
          "name": "Dasatinib",
          "type": "DRUG"
        },
        {
          "name": "Cytarabine",
          "type": "DRUG"
        },
        {
          "name": "Blinatumomab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Mercaptopurine",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Etoposide",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin",
          "type": "DRUG"
        },
        {
          "name": "Intrathecal Triples",
          "type": "DRUG"
        },
        {
          "name": "Pegaspargase",
          "type": "DRUG"
        },
        {
          "name": "Erwinia asparaginase",
          "type": "DRUG"
        },
        {
          "name": "Radiation",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL",
        "RADIATION"
      ],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "4 Years to 30 Years"
      },
      "enrollment_count": 35,
      "start_date": "2022-08-25",
      "completion_date": "2027-02",
      "has_results": true,
      "last_update_posted_date": "2025-09-22",
      "last_synced_at": "2026-09-22T23:14:55.184Z",
      "location_count": 2,
      "location_summary": "New York, New York • Memphis, Tennessee",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05192889"
    },
    {
      "nct_id": "NCT00940524",
      "title": "Induction Therapy With Cytarabine, High-Dose Mitoxantrone and Dasatinib for Patients With Philadelphia-Chromosome Positive (Ph+) Acute Lymphoblastic Leukemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Leukemia",
        "Acute Lymphoblastic Leukemia"
      ],
      "interventions": [
        {
          "name": "Dasatinib, Mitoxantrone, Cytarabine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Memorial Sloan Kettering 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": 7,
      "start_date": "2009-07",
      "completion_date": "2014-04",
      "has_results": false,
      "last_update_posted_date": "2014-04-10",
      "last_synced_at": "2026-09-22T23:14:55.184Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00940524"
    },
    {
      "nct_id": "NCT02413047",
      "title": "Evaluate if Response to Infliximab or Adalimumab May be Regained With an Immunomodulator",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Inflammatory Bowel Disease",
        "Ulcerative Colitis",
        "Crohn's Disease"
      ],
      "interventions": [
        {
          "name": "Azathioprine",
          "type": "DRUG"
        },
        {
          "name": "6 mercaptopurine",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Indiana University",
      "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": 3,
      "start_date": "2015-05",
      "completion_date": "2018-02",
      "has_results": true,
      "last_update_posted_date": "2019-11-04",
      "last_synced_at": "2026-09-22T23:14:55.184Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02413047"
    },
    {
      "nct_id": "NCT00488605",
      "title": "H-9926-LCH III: Treatment Protocol of the Third International Study for Langerhans Cell Histiocytosis",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Leukemia"
      ],
      "interventions": [
        {
          "name": "Prednisone, Vinblastin, 6-mercaptopuroine",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin, Methotrexate, Vinblastine, Prednisone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of New Mexico",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "Up to 18 Years"
      },
      "enrollment_count": 0,
      "start_date": "2023-08-01",
      "completion_date": "2023-08-01",
      "has_results": false,
      "last_update_posted_date": "2023-08-03",
      "last_synced_at": "2026-09-22T23:14:55.184Z",
      "location_count": 1,
      "location_summary": "Albuquerque, New Mexico",
      "locations": [
        {
          "city": "Albuquerque",
          "state": "New Mexico"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00488605"
    },
    {
      "nct_id": "NCT01700946",
      "title": "Therapy for Pediatric Relapsed or Refractory Precursor B-Cell Acute Lymphoblastic Leukemia and Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Recurrent B-Cell Childhood Acute Lymphoblastic Leukemia",
        "Recurrent Childhood B-Lymphoblastic Lymphoma"
      ],
      "interventions": [
        {
          "name": "dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "vincristine sulfate",
          "type": "DRUG"
        },
        {
          "name": "rituximab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "clofarabine",
          "type": "DRUG"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "etoposide",
          "type": "DRUG"
        },
        {
          "name": "aldesleukin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "pegaspargase",
          "type": "DRUG"
        },
        {
          "name": "methotrexate",
          "type": "DRUG"
        },
        {
          "name": "mercaptopurine",
          "type": "DRUG"
        },
        {
          "name": "cytarabine",
          "type": "DRUG"
        },
        {
          "name": "mitoxantrone",
          "type": "DRUG"
        },
        {
          "name": "teniposide",
          "type": "DRUG"
        },
        {
          "name": "vinblastine",
          "type": "DRUG"
        },
        {
          "name": "natural killer cell infusion",
          "type": "BIOLOGICAL"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "therapeutic hydrocortisone",
          "type": "DRUG"
        },
        {
          "name": "allogeneic hematopoietic stem cell transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "CliniMACS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL",
        "OTHER",
        "PROCEDURE",
        "DEVICE"
      ],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 80,
      "start_date": "2013-04-15",
      "completion_date": "2021-07-24",
      "has_results": true,
      "last_update_posted_date": "2022-09-28",
      "last_synced_at": "2026-09-22T23:14:55.184Z",
      "location_count": 3,
      "location_summary": "San Diego, California • Memphis, Tennessee • Fort Worth, Texas",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        },
        {
          "city": "Fort Worth",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01700946"
    },
    {
      "nct_id": "NCT02349061",
      "title": "A Phase 2a, Efficacy and Safety Study of Ustekinumab in Systemic Lupus Erythematosus",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Lupus Erythematosus, Systemic"
      ],
      "interventions": [
        {
          "name": "Ustekinumab IV",
          "type": "DRUG"
        },
        {
          "name": "Placebo Infusion",
          "type": "DRUG"
        },
        {
          "name": "Placebo SC",
          "type": "DRUG"
        },
        {
          "name": "Ustekinumab SC",
          "type": "DRUG"
        },
        {
          "name": "Concomitant Medication",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Janssen Research & Development, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 102,
      "start_date": "2015-10-15",
      "completion_date": "2019-03-13",
      "has_results": true,
      "last_update_posted_date": "2020-03-24",
      "last_synced_at": "2026-09-22T23:14:55.184Z",
      "location_count": 12,
      "location_summary": "Huntsville, Alabama • Beverly Hills, California • Tampa, Florida + 9 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Lansing",
          "state": "Michigan"
        },
        {
          "city": "Manhasset",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02349061"
    },
    {
      "nct_id": "NCT03150693",
      "title": "Inotuzumab Ozogamicin and Frontline Chemotherapy in Treating Young Adults With Newly Diagnosed B Acute Lymphoblastic Leukemia",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "B Acute Lymphoblastic Leukemia"
      ],
      "interventions": [
        {
          "name": "Allopurinol",
          "type": "DRUG"
        },
        {
          "name": "Cytarabine",
          "type": "DRUG"
        },
        {
          "name": "Daunorubicin Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Vincristine Sulfate",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Pegylated L-Asparaginase",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Bone Marrow Aspiration and Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Mercaptopurine",
          "type": "DRUG"
        },
        {
          "name": "Rituximab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Doxorubicin",
          "type": "DRUG"
        },
        {
          "name": "Thioguanine",
          "type": "DRUG"
        },
        {
          "name": "Inotuzumab Ozogamicin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "18 Years to 39 Years"
      },
      "enrollment_count": 303,
      "start_date": "2017-09-20",
      "completion_date": "2027-08",
      "has_results": false,
      "last_update_posted_date": "2026-09-02",
      "last_synced_at": "2026-09-22T23:14:55.184Z",
      "location_count": 455,
      "location_summary": "Birmingham, Alabama • Anchorage, Alaska • Fairbanks, Alaska + 279 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03150693"
    },
    {
      "nct_id": "NCT00002514",
      "title": "Stem Cell Transplantation Compared With Standard Chemotherapy in Treating Patients With Acute Lymphoblastic Leukemia in First Remission",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Leukemia"
      ],
      "interventions": [
        {
          "name": "sargramostim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "asparaginase",
          "type": "DRUG"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "cytarabine",
          "type": "DRUG"
        },
        {
          "name": "daunorubicin hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "etoposide",
          "type": "DRUG"
        },
        {
          "name": "imatinib mesylate",
          "type": "DRUG"
        },
        {
          "name": "leucovorin calcium",
          "type": "DRUG"
        },
        {
          "name": "mercaptopurine",
          "type": "DRUG"
        },
        {
          "name": "methotrexate",
          "type": "DRUG"
        },
        {
          "name": "prednisone",
          "type": "DRUG"
        },
        {
          "name": "thioguanine",
          "type": "DRUG"
        },
        {
          "name": "vincristine sulfate",
          "type": "DRUG"
        },
        {
          "name": "allogeneic bone marrow transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "autologous bone marrow transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Eastern Cooperative Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "15 Years to 65 Years"
      },
      "enrollment_count": 1929,
      "start_date": "1993-05-07",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2023-06-18",
      "last_synced_at": "2026-09-22T23:14:55.184Z",
      "location_count": 94,
      "location_summary": "Aurora, Colorado • Boulder, Colorado • Colorado Springs, Colorado + 63 more",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Boulder",
          "state": "Colorado"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00002514"
    }
  ]
}