{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=O6-benzylguanine&page=2",
    "query": {
      "intervention": "O6-benzylguanine",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 32,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=O6-benzylguanine&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=O6-benzylguanine&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-10T05:36:32.818Z",
  "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": "NCT00961220",
      "title": "O6-Benzylguanine and Topical Carmustine in Treating Patients With Early-Stage IA-IIA Cutaneous T-Cell Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Recurrent Primary Cutaneous T-Cell Non-Hodgkin Lymphoma",
        "Stage I Mycosis Fungoides and Sezary Syndrome AJCC v7",
        "Stage II Mycosis Fungoides and Sezary Syndrome AJCC v7"
      ],
      "interventions": [
        {
          "name": "Carmustine",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "O6-Benzylguanine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 17,
      "start_date": "2010-02-01",
      "completion_date": "2014-04-08",
      "has_results": true,
      "last_update_posted_date": "2018-05-22",
      "last_synced_at": "2026-10-10T05:36:32.818Z",
      "location_count": 4,
      "location_summary": "Detroit, Michigan • Cleveland, Ohio • Columbus, Ohio",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00961220"
    },
    {
      "nct_id": "NCT00002604",
      "title": "O(6)-Benzylguanine and Carmustine in Treating Patients With Solid Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "O6-benzylguanine",
          "type": "DRUG"
        },
        {
          "name": "carmustine",
          "type": "DRUG"
        },
        {
          "name": "chemosensitization/potentiation therapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 28,
      "start_date": "1996-01",
      "completion_date": "2004-02",
      "has_results": false,
      "last_update_posted_date": "2010-07-08",
      "last_synced_at": "2026-10-10T05:36:32.818Z",
      "location_count": 2,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00002604"
    },
    {
      "nct_id": "NCT00612989",
      "title": "Ph I 5-day Temozolomide + O6-BG in Treatment of Pts w Recurrent / Progressive GBM",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Glioblastoma",
        "Gliosarcoma"
      ],
      "interventions": [
        {
          "name": "Temodar and O6-Benzylguanine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 42,
      "start_date": "2005-02",
      "completion_date": "2008-07",
      "has_results": false,
      "last_update_posted_date": "2014-07-16",
      "last_synced_at": "2026-10-10T05:36:32.818Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00612989"
    },
    {
      "nct_id": "NCT00017147",
      "title": "S0001 RT and Carmustine With or Without O6BG in Patients With New Glioblastoma Multiforme or Gliosarcoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Malignant Neoplasms of Eye, Brain and Other Parts of Central Nervous System"
      ],
      "interventions": [
        {
          "name": "carmustine",
          "type": "DRUG"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "O6-Benzylguanine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "SWOG Cancer Research Network",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 183,
      "start_date": "2001-09",
      "completion_date": "2012-11",
      "has_results": false,
      "last_update_posted_date": "2013-01-30",
      "last_synced_at": "2026-10-10T05:36:32.818Z",
      "location_count": 163,
      "location_summary": "Anchorage, Alaska • Phoenix, Arizona • Fairfield, California + 105 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00017147"
    },
    {
      "nct_id": "NCT00006474",
      "title": "Temozolomide and O6-benzylguanine in Treating Patients With Newly Diagnosed, Recurrent, or Progressive Anaplastic Glioma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Brain and Central Nervous System Tumors"
      ],
      "interventions": [
        {
          "name": "O6-benzylguanine",
          "type": "DRUG"
        },
        {
          "name": "temozolomide",
          "type": "DRUG"
        },
        {
          "name": "conventional surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": null,
      "start_date": "2001-03",
      "completion_date": "2004-08",
      "has_results": false,
      "last_update_posted_date": "2013-06-20",
      "last_synced_at": "2026-10-10T05:36:32.818Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00006474"
    },
    {
      "nct_id": "NCT00436436",
      "title": "O(6)-Benzylguanine and Temozolomide in Treating Patients With Glioblastoma Multiforme That Did Not Respond to Previous Temozolomide and Radiation Therapy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Brain and Central Nervous System Tumors"
      ],
      "interventions": [
        {
          "name": "O6-benzylguanine",
          "type": "DRUG"
        },
        {
          "name": "temozolomide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 12,
      "start_date": "2006-11-13",
      "completion_date": "2010-04-14",
      "has_results": true,
      "last_update_posted_date": "2017-03-28",
      "last_synced_at": "2026-10-10T05:36:32.818Z",
      "location_count": 2,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00436436"
    },
    {
      "nct_id": "NCT00003766",
      "title": "O6-benzylguanine Followed by Surgery in Treating Patients With Solid Tumors That Can Be Removed During Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "O6-benzylguanine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 25,
      "start_date": "1999-10",
      "completion_date": "2001-11",
      "has_results": false,
      "last_update_posted_date": "2014-03-06",
      "last_synced_at": "2026-10-10T05:36:32.818Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00003766"
    },
    {
      "nct_id": "NCT02343666",
      "title": "HIV-Resistant Gene Modified Stem Cells and Chemotherapy in Treating Patients With Lymphoma With HIV Infection",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Human Immunodeficiency Virus 1 Positive",
        "Stage I Adult Hodgkin Lymphoma",
        "Stage I Adult Non-Hodgkin Lymphoma",
        "Stage II Adult Hodgkin Lymphoma",
        "Stage II Adult Non-Hodgkin Lymphoma",
        "Stage III Adult Hodgkin Lymphoma",
        "Stage III Adult Non-Hodgkin Lymphoma",
        "Stage IV Adult Hodgkin Lymphoma",
        "Stage IV Adult Non-Hodgkin Lymphoma"
      ],
      "interventions": [
        {
          "name": "C46/CCR5/P140K Lentiviral Vector-transduced Autologous HSPCs",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Carmustine",
          "type": "DRUG"
        },
        {
          "name": "Filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "O6-Benzylguanine",
          "type": "DRUG"
        },
        {
          "name": "Plerixafor",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "66 Years",
        "sex": "ALL",
        "summary": "18 Years to 66 Years"
      },
      "enrollment_count": 0,
      "start_date": "2016-08-15",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2018-11-20",
      "last_synced_at": "2026-10-10T05:36:32.818Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02343666"
    },
    {
      "nct_id": "NCT00002971",
      "title": "O(6)-Benzylguanine in Treating Patients With Malignant Glioma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Brain and Central Nervous System Tumors"
      ],
      "interventions": [
        {
          "name": "O6-benzylguanine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins",
      "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": null,
      "start_date": "1997-06-19",
      "completion_date": "2009-01-01",
      "has_results": false,
      "last_update_posted_date": "2018-06-27",
      "last_synced_at": "2026-10-10T05:36:32.818Z",
      "location_count": 9,
      "location_summary": "Los Angeles, California • San Francisco, California • Boston, Massachusetts + 6 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00002971"
    },
    {
      "nct_id": "NCT00045721",
      "title": "Carmustine Implants and O(6)-Benzylguanine in Treating Children With Recurrent Malignant Glioma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Brain and Central Nervous System Tumors"
      ],
      "interventions": [
        {
          "name": "O6-benzylguanine",
          "type": "DRUG"
        },
        {
          "name": "polifeprosan 20 with carmustine implant",
          "type": "DRUG"
        },
        {
          "name": "adjuvant therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "conventional surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "neoadjuvant therapy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Pediatric Brain Tumor Consortium",
      "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": 3,
      "start_date": "2003-03",
      "completion_date": "2004-07",
      "has_results": false,
      "last_update_posted_date": "2009-10-16",
      "last_synced_at": "2026-10-10T05:36:32.818Z",
      "location_count": 9,
      "location_summary": "San Francisco, California • Washington D.C., District of Columbia • Boston, Massachusetts + 6 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00045721"
    }
  ]
}