{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=MTX+therapy&page=4",
    "query": {
      "intervention": "MTX therapy",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 318,
    "total_pages": 32,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=MTX+therapy&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=MTX+therapy&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-15T18:11:43.722Z",
  "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": "NCT00057954",
      "title": "Reduced-Intensity Regimen Before Allogeneic Transplant for Patients With Relapsed Non-Hodgkin's or Hodgkin's Lymphoma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Lymphoma"
      ],
      "interventions": [
        {
          "name": "Extracorporeal Photopheresis",
          "type": "PROCEDURE"
        },
        {
          "name": "Pentostatin",
          "type": "DRUG"
        },
        {
          "name": "Total body irradiation (TBI)",
          "type": "RADIATION"
        },
        {
          "name": "Allogeneic bone marrow transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "Cyclosporin (CSA)",
          "type": "DRUG"
        },
        {
          "name": "Mycophenolate mofetil (MMF)",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate (MTX)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Eastern Cooperative Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 6,
      "start_date": "2005-11-09",
      "completion_date": "2011-05",
      "has_results": true,
      "last_update_posted_date": "2023-06-28",
      "last_synced_at": "2026-11-15T18:11:43.722Z",
      "location_count": 19,
      "location_summary": "Aurora, Colorado • Boulder, Colorado • Colorado Springs, Colorado + 12 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/NCT00057954"
    },
    {
      "nct_id": "NCT00408005",
      "title": "Combination Chemotherapy in Treating Young Patients With Newly Diagnosed T-Cell Acute Lymphoblastic Leukemia or T-cell Lymphoblastic Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "T Acute Lymphoblastic Leukemia",
        "T Lymphoblastic Lymphoma"
      ],
      "interventions": [
        {
          "name": "Asparaginase",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Cytarabine",
          "type": "DRUG"
        },
        {
          "name": "Daunorubicin Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Doxorubicin Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Leucovorin Calcium",
          "type": "DRUG"
        },
        {
          "name": "Mercaptopurine",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Nelarabine",
          "type": "DRUG"
        },
        {
          "name": "Pegaspargase",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Thioguanine",
          "type": "DRUG"
        },
        {
          "name": "Vincristine Sulfate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "1 Year to 30 Years"
      },
      "enrollment_count": 1895,
      "start_date": "2007-01-30",
      "completion_date": "2025-03-31",
      "has_results": true,
      "last_update_posted_date": "2026-06-23",
      "last_synced_at": "2026-11-15T18:11:43.722Z",
      "location_count": 191,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 143 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00408005"
    },
    {
      "nct_id": "NCT04511702",
      "title": "Infusion Duration Study To Assess Tolerability of Pegloticase Administered With a Shorter Infusion Duration in Subjects With Uncontrolled Gout Receiving Methotrexate",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Chronic Uncontrolled Gout",
        "Gout",
        "Uncontrolled Gout"
      ],
      "interventions": [
        {
          "name": "Pegloticase with MTX",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Amgen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 191,
      "start_date": "2020-10-02",
      "completion_date": "2024-03-25",
      "has_results": true,
      "last_update_posted_date": "2025-10-20",
      "last_synced_at": "2026-11-15T18:11:43.722Z",
      "location_count": 39,
      "location_summary": "Birmingham, Alabama • Anchorage, Alaska • Gilbert, Arizona + 33 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04511702"
    },
    {
      "nct_id": "NCT04872790",
      "title": "Venetoclax, Dasatinib, Prednisone, Rituximab and Blinatumomab for the Treatment of Newly Diagnosed or Relapsed Philadelphia Chromosome Positive Acute Lymphoblastic Leukemia or Mixed Phenotype Acute Leukemia",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "B Acute Lymphoblastic Leukemia",
        "B Acute Lymphoblastic Leukemia With t(9;22)(q34.1;q11.2); BCR-ABL1",
        "Mixed Phenotype Acute Leukemia",
        "Recurrent B Acute Lymphoblastic Leukemia",
        "Recurrent Mixed Phenotype Acute Leukemia"
      ],
      "interventions": [
        {
          "name": "Dasatinib",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "Rituximab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Venetoclax",
          "type": "DRUG"
        },
        {
          "name": "Blinatumomab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Bone Marrow Aspiration and Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Lumbar Puncture",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL",
        "PROCEDURE"
      ],
      "sponsor": "OHSU Knight Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2022-09-02",
      "completion_date": "2027-12-02",
      "has_results": false,
      "last_update_posted_date": "2026-05-06",
      "last_synced_at": "2026-11-15T18:11:43.722Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04872790"
    },
    {
      "nct_id": "NCT00003910",
      "title": "Methotrexate With or Without Cyclophosphamide in Treating Patients With Lymphocytic Leukemia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Leukemia"
      ],
      "interventions": [
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eastern Cooperative Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 59,
      "start_date": "1999-09-15",
      "completion_date": "2012-03",
      "has_results": true,
      "last_update_posted_date": "2023-07-05",
      "last_synced_at": "2026-11-15T18:11:43.722Z",
      "location_count": 68,
      "location_summary": "Aurora, Colorado • Boulder, Colorado • Colorado Springs, Colorado + 48 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/NCT00003910"
    },
    {
      "nct_id": "NCT00176462",
      "title": "CINJALL: Treatment for Children With Acute Lymphocytic Leukemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Lymphocytic Leukemia"
      ],
      "interventions": [
        {
          "name": "aminopterin",
          "type": "DRUG"
        },
        {
          "name": "L-asparaginase",
          "type": "DRUG"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "cytarabine",
          "type": "DRUG"
        },
        {
          "name": "daunomycin",
          "type": "DRUG"
        },
        {
          "name": "dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "6-mercaptopurine",
          "type": "DRUG"
        },
        {
          "name": "methotrexate",
          "type": "DRUG"
        },
        {
          "name": "6-thioguanine",
          "type": "DRUG"
        },
        {
          "name": "vincristine",
          "type": "DRUG"
        },
        {
          "name": "Triple Intrathecal Therapy (MTX, Cytarabine, Hydrocortisone)",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Rutgers, The State University of New Jersey",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "1 Year to 30 Years"
      },
      "enrollment_count": 60,
      "start_date": "2001-02",
      "completion_date": "2008-09",
      "has_results": true,
      "last_update_posted_date": "2014-06-09",
      "last_synced_at": "2026-11-15T18:11:43.722Z",
      "location_count": 2,
      "location_summary": "Neptune City, New Jersey • New Brunswick, New Jersey",
      "locations": [
        {
          "city": "Neptune City",
          "state": "New Jersey"
        },
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00176462"
    },
    {
      "nct_id": "NCT00215046",
      "title": "Vinblastine and Methotrexate in Children With Pulmonary Vein Stenosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Intraluminal Pulmonary Vein Stenosis"
      ],
      "interventions": [
        {
          "name": "Vinblastine",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 28,
      "start_date": "2000-03",
      "completion_date": "2006-10",
      "has_results": false,
      "last_update_posted_date": "2011-06-27",
      "last_synced_at": "2026-11-15T18:11:43.722Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00215046"
    },
    {
      "nct_id": "NCT04383743",
      "title": "Pembrolizumab and Combination Chemotherapy Before Surgery for the Treatment of Muscle-Invasive Bladder Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Stage II Bladder Cancer AJCC v8",
        "Stage IIIA Bladder Cancer AJCC v8",
        "Muscle Invasive Bladder Carcinoma"
      ],
      "interventions": [
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Doxorubicin",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Pegfilgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pembrolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Radical Cystectomy",
          "type": "PROCEDURE"
        },
        {
          "name": "Vinblastine Sulfate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL",
        "PROCEDURE"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 17,
      "start_date": "2020-11-24",
      "completion_date": "2025-03-04",
      "has_results": true,
      "last_update_posted_date": "2025-09-18",
      "last_synced_at": "2026-11-15T18:11:43.722Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04383743"
    },
    {
      "nct_id": "NCT02143414",
      "title": "Blinatumomab and Combination Chemotherapy or Dasatinib, Prednisone, and Blinatumomab in Treating Older Patients With Acute Lymphoblastic Leukemia",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Lymphoblastic Leukemia",
        "B Acute Lymphoblastic Leukemia",
        "B Acute Lymphoblastic Leukemia With t(9;22)(q34.1;q11.2); BCR-ABL1",
        "Recurrent Acute Lymphoblastic Leukemia",
        "Refractory Acute Lymphoblastic Leukemia"
      ],
      "interventions": [
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Blinatumomab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Bone Marrow Aspiration and Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Dasatinib",
          "type": "DRUG"
        },
        {
          "name": "Echocardiography Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Lumbar Puncture",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Mercaptopurine",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate Sodium",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "Vincristine",
          "type": "DRUG"
        },
        {
          "name": "Vincristine Sulfate",
          "type": "DRUG"
        },
        {
          "name": "X-Ray Imaging",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 53,
      "start_date": "2015-06-30",
      "completion_date": "2027-06-06",
      "has_results": true,
      "last_update_posted_date": "2026-11-13",
      "last_synced_at": "2026-11-15T18:11:43.722Z",
      "location_count": 195,
      "location_summary": "Birmingham, Alabama • Tucson, Arizona • Little Rock, Arkansas + 139 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02143414"
    },
    {
      "nct_id": "NCT01056614",
      "title": "Fludarabine Phosphate, Busulfan, and Anti-Thymocyte Globulin Followed By Donor Peripheral Blood Stem Cell Transplant, Tacrolimus, and Methotrexate in Treating Patients With Myeloid Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Accelerated Phase Chronic Myelogenous Leukemia",
        "Adult Acute Myeloid Leukemia in Remission",
        "Adult Acute Myeloid Leukemia With 11q23 (MLL) Abnormalities",
        "Adult Acute Myeloid Leukemia With Del(5q)",
        "Adult Acute Myeloid Leukemia With Inv(16)(p13;q22)",
        "Adult Acute Myeloid Leukemia With t(15;17)(q22;q12)",
        "Adult Acute Myeloid Leukemia With t(16;16)(p13;q22)",
        "Adult Acute Myeloid Leukemia With t(8;21)(q22;q22)",
        "Blastic Phase Chronic Myelogenous Leukemia",
        "Childhood Acute Myeloid Leukemia in Remission",
        "Childhood Chronic Myelogenous Leukemia",
        "Childhood Myelodysplastic Syndromes",
        "Chronic Phase Chronic Myelogenous Leukemia",
        "de Novo Myelodysplastic Syndromes",
        "Hematopoietic/Lymphoid Cancer",
        "Myelodysplastic/Myeloproliferative Neoplasm, Unclassifiable",
        "Previously Treated Myelodysplastic Syndromes",
        "Recurrent Adult Acute Myeloid Leukemia",
        "Recurrent Childhood Acute Myeloid Leukemia",
        "Relapsing Chronic Myelogenous Leukemia"
      ],
      "interventions": [
        {
          "name": "fludarabine phosphate",
          "type": "DRUG"
        },
        {
          "name": "busulfan",
          "type": "DRUG"
        },
        {
          "name": "anti-thymocyte globulin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "tacrolimus",
          "type": "DRUG"
        },
        {
          "name": "methotrexate",
          "type": "DRUG"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "allogeneic hematopoietic stem cell transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL",
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "Up to 60 Years"
      },
      "enrollment_count": 23,
      "start_date": "2004-09",
      "completion_date": "2016-04",
      "has_results": false,
      "last_update_posted_date": "2016-05-06",
      "last_synced_at": "2026-11-15T18:11:43.722Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01056614"
    }
  ]
}