{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Unresectable+Extrahepatic+Bile+Duct+Cancer&page=2",
    "query": {
      "condition": "Unresectable Extrahepatic Bile Duct Cancer",
      "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=Unresectable+Extrahepatic+Bile+Duct+Cancer&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-05-21T23:28:41.080Z",
  "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": "NCT00238212",
      "title": "S0514 Sorafenib in Treating Patients With Unresectable or Metastatic Gallbladder Cancer or Cholangiocarcinoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Adenocarcinoma of the Extrahepatic Bile Duct",
        "Adenocarcinoma of the Gallbladder",
        "Adenocarcinoma With Squamous Metaplasia of the Gallbladder",
        "Cholangiocarcinoma of the Extrahepatic Bile Duct",
        "Cholangiocarcinoma of the Gallbladder",
        "Recurrent Extrahepatic Bile Duct Cancer",
        "Recurrent Gallbladder Cancer",
        "Squamous Cell Carcinoma of the Gallbladder",
        "Unresectable Extrahepatic Bile Duct Cancer",
        "Unresectable Gallbladder Cancer"
      ],
      "interventions": [
        {
          "name": "sorafenib tosylate",
          "type": "DRUG"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 50,
      "start_date": "2005-10",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-01-14",
      "last_synced_at": "2026-05-21T23:28:41.080Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00238212"
    },
    {
      "nct_id": "NCT04003636",
      "title": "Pembrolizumab (MK-3475) Plus Gemcitabine/Cisplatin Versus Placebo Plus Gemcitabine/Cisplatin for First-Line Advanced and/or Unresectable Biliary Tract Carcinoma (BTC) (MK-3475-966/KEYNOTE-966)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Biliary Tract Carcinoma"
      ],
      "interventions": [
        {
          "name": "Pembrolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Gemcitabine",
          "type": "DRUG"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Merck Sharp & Dohme LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1069,
      "start_date": "2019-09-24",
      "completion_date": "2025-04-01",
      "has_results": true,
      "last_update_posted_date": "2026-03-24",
      "last_synced_at": "2026-05-21T23:28:41.080Z",
      "location_count": 18,
      "location_summary": "Birmingham, Alabama • La Jolla, California • Los Angeles, California + 14 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04003636"
    },
    {
      "nct_id": "NCT00987766",
      "title": "Gemcitabine Hydrochloride, Oxaliplatin, and Erlotinib Hydrochloride in Treating Patients With Advanced Biliary Tract Cancer, Pancreatic Cancer, Duodenal Cancer, or Ampullary Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Extrahepatic Bile Duct Cancer",
        "Gallbladder Cancer",
        "Liver Cancer",
        "Pancreatic Cancer",
        "Periampullary Adenocarcinoma",
        "Small Intestine Cancer"
      ],
      "interventions": [
        {
          "name": "erlotinib hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "gemcitabine hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "oxaliplatin",
          "type": "DRUG"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Vanderbilt-Ingram 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": "2009-11",
      "completion_date": "2016-10",
      "has_results": false,
      "last_update_posted_date": "2017-07-02",
      "last_synced_at": "2026-05-21T23:28:41.080Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00987766"
    },
    {
      "nct_id": "NCT00031681",
      "title": "7-Hydroxystaurosporine and Irinotecan Hydrochloride in Treating Patients With Metastatic or Unresectable Solid Tumors or Triple Negative Breast Cancer (Currently Accruing Only Triple-negative Breast Cancer Patients Since 6/8/2007)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Advanced Adult Primary Liver Cancer",
        "Carcinoma of the Appendix",
        "Estrogen Receptor-negative Breast Cancer",
        "Extensive Stage Small Cell Lung Cancer",
        "Gastrointestinal Stromal Tumor",
        "HER2-negative Breast Cancer",
        "Metastatic Gastrointestinal Carcinoid Tumor",
        "Ovarian Sarcoma",
        "Ovarian Stromal Cancer",
        "Progesterone Receptor-negative Breast Cancer",
        "Recurrent Adenoid Cystic Carcinoma of the Oral Cavity",
        "Recurrent Adult Primary Liver Cancer",
        "Recurrent Anal Cancer",
        "Recurrent Basal Cell Carcinoma of the Lip",
        "Recurrent Borderline Ovarian Surface Epithelial-stromal Tumor",
        "Recurrent Breast Cancer",
        "Recurrent Cervical Cancer",
        "Recurrent Colon Cancer",
        "Recurrent Endometrial Carcinoma",
        "Recurrent Esophageal Cancer",
        "Recurrent Esthesioneuroblastoma of the Paranasal Sinus and Nasal Cavity",
        "Recurrent Extrahepatic Bile Duct Cancer",
        "Recurrent Gallbladder Cancer",
        "Recurrent Gastric Cancer",
        "Recurrent Gastrointestinal Carcinoid Tumor",
        "Recurrent Inverted Papilloma of the Paranasal Sinus and Nasal Cavity",
        "Recurrent Lymphoepithelioma of the Nasopharynx",
        "Recurrent Lymphoepithelioma of the Oropharynx",
        "Recurrent Metastatic Squamous Neck Cancer With Occult Primary",
        "Recurrent Midline Lethal Granuloma of the Paranasal Sinus and Nasal Cavity",
        "Recurrent Mucoepidermoid Carcinoma of the Oral Cavity",
        "Recurrent Non-small Cell Lung Cancer",
        "Recurrent Ovarian Epithelial Cancer",
        "Recurrent Ovarian Germ Cell Tumor",
        "Recurrent Pancreatic Cancer",
        "Recurrent Prostate Cancer",
        "Recurrent Rectal Cancer",
        "Recurrent Salivary Gland Cancer",
        "Recurrent Small Cell Lung Cancer",
        "Recurrent Small Intestine Cancer",
        "Recurrent Squamous Cell Carcinoma of the Hypopharynx",
        "Recurrent Squamous Cell Carcinoma of the Larynx",
        "Recurrent Squamous Cell Carcinoma of the Lip and Oral Cavity",
        "Recurrent Squamous Cell Carcinoma of the Nasopharynx",
        "Recurrent Squamous Cell Carcinoma of the Oropharynx",
        "Recurrent Squamous Cell Carcinoma of the Paranasal Sinus and Nasal Cavity",
        "Recurrent Verrucous Carcinoma of the Larynx",
        "Recurrent Verrucous Carcinoma of the Oral Cavity",
        "Small Intestine Adenocarcinoma",
        "Small Intestine Leiomyosarcoma",
        "Small Intestine Lymphoma",
        "Stage IV Adenoid Cystic Carcinoma of the Oral Cavity",
        "Stage IV Anal Cancer",
        "Stage IV Basal Cell Carcinoma of the Lip",
        "Stage IV Borderline Ovarian Surface Epithelial-stromal Tumor",
        "Stage IV Breast Cancer",
        "Stage IV Colon Cancer",
        "Stage IV Endometrial Carcinoma",
        "Stage IV Esophageal Cancer",
        "Stage IV Esthesioneuroblastoma of the Paranasal Sinus and Nasal Cavity",
        "Stage IV Gastric Cancer",
        "Stage IV Inverted Papilloma of the Paranasal Sinus and Nasal Cavity",
        "Stage IV Lymphoepithelioma of the Nasopharynx",
        "Stage IV Lymphoepithelioma of the Oropharynx",
        "Stage IV Midline Lethal Granuloma of the Paranasal Sinus and Nasal Cavity",
        "Stage IV Mucoepidermoid Carcinoma of the Oral Cavity",
        "Stage IV Non-small Cell Lung Cancer",
        "Stage IV Ovarian Epithelial Cancer",
        "Stage IV Ovarian Germ Cell Tumor",
        "Stage IV Pancreatic Cancer",
        "Stage IV Prostate Cancer",
        "Stage IV Rectal Cancer",
        "Stage IV Salivary Gland Cancer",
        "Stage IV Squamous Cell Carcinoma of the Hypopharynx",
        "Stage IV Squamous Cell Carcinoma of the Larynx",
        "Stage IV Squamous Cell Carcinoma of the Lip and Oral Cavity",
        "Stage IV Squamous Cell Carcinoma of the Nasopharynx",
        "Stage IV Squamous Cell Carcinoma of the Oropharynx",
        "Stage IV Squamous Cell Carcinoma of the Paranasal Sinus and Nasal Cavity",
        "Stage IV Verrucous Carcinoma of the Larynx",
        "Stage IV Verrucous Carcinoma of the Oral Cavity",
        "Stage IVA Cervical Cancer",
        "Stage IVB Cervical Cancer",
        "Triple-negative Breast Cancer",
        "Unresectable Extrahepatic Bile Duct Cancer",
        "Unresectable Gallbladder Cancer",
        "Unspecified Adult Solid Tumor, Protocol Specific",
        "Untreated Metastatic Squamous Neck Cancer With Occult Primary"
      ],
      "interventions": [
        {
          "name": "7-hydroxystaurosporine",
          "type": "DRUG"
        },
        {
          "name": "irinotecan hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "diagnostic laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 41,
      "start_date": "2001-12",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-09-30",
      "last_synced_at": "2026-05-21T23:28:41.080Z",
      "location_count": 1,
      "location_summary": "Charlottesville, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00031681"
    },
    {
      "nct_id": "NCT00478140",
      "title": "Trastuzumab in Treating Patients With Locally Advanced or Metastatic Gallbladder Cancer or Bile Duct Cancer That Cannot Be Removed by Surgery",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Adenocarcinoma of the Extrahepatic Bile Duct",
        "Adenocarcinoma of the Gallbladder",
        "Malignant Neoplasm",
        "Recurrent Extrahepatic Bile Duct Cancer",
        "Recurrent Gallbladder Cancer",
        "Unresectable Extrahepatic Bile Duct Cancer",
        "Unresectable Gallbladder Cancer"
      ],
      "interventions": [
        {
          "name": "trastuzumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4,
      "start_date": "2007-05",
      "completion_date": "2011-11",
      "has_results": true,
      "last_update_posted_date": "2019-08-20",
      "last_synced_at": "2026-05-21T23:28:41.080Z",
      "location_count": 2,
      "location_summary": "Los Angeles, California • Houston, Texas",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00478140"
    },
    {
      "nct_id": "NCT00005842",
      "title": "Trastuzumab Plus R115777 in Treating Patients With Advanced or Metastatic Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "trastuzumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "tipifarnib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2000-06",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-02-11",
      "last_synced_at": "2026-05-21T23:28:41.080Z",
      "location_count": 2,
      "location_summary": "Fort Sam Houston, Texas • San Antonio, Texas",
      "locations": [
        {
          "city": "Fort Sam Houston",
          "state": "Texas"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00005842"
    },
    {
      "nct_id": "NCT00004178",
      "title": "Gene Therapy in Treating Patients With Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "therapeutic autologous lymphocytes",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Roger Williams Medical Center",
      "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": "1998-04",
      "completion_date": "2001-12",
      "has_results": false,
      "last_update_posted_date": "2011-06-10",
      "last_synced_at": "2026-05-21T23:28:41.080Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004178"
    },
    {
      "nct_id": "NCT00387348",
      "title": "Escitalopram in Treating Depression in Patients With Advanced Lung or Gastrointestinal Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Colorectal Cancer",
        "Depression",
        "Esophageal Cancer",
        "Extrahepatic Bile Duct Cancer",
        "Fatigue",
        "Gallbladder Cancer",
        "Gastric Cancer",
        "Liver Cancer",
        "Lung Cancer",
        "Pancreatic Cancer"
      ],
      "interventions": [
        {
          "name": "escitalopram oxalate",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "35 Years to 85 Years"
      },
      "enrollment_count": 24,
      "start_date": "2006-03",
      "completion_date": "2011-04",
      "has_results": true,
      "last_update_posted_date": "2012-12-03",
      "last_synced_at": "2026-05-21T23:28:41.080Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00387348"
    },
    {
      "nct_id": "NCT03257761",
      "title": "Guadecitabine and Durvalumab in Treating Patients With Advanced Liver, Pancreatic, Bile Duct, or Gallbladder Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Extrahepatic Bile Duct Adenocarcinoma, Biliary Type",
        "Gallbladder Adenocarcinoma, Biliary Type",
        "Metastatic Pancreatic Adenocarcinoma",
        "Recurrent Cholangiocarcinoma",
        "Recurrent Gallbladder Carcinoma",
        "Recurrent Hepatocellular Carcinoma",
        "Recurrent Intrahepatic Cholangiocarcinoma",
        "Recurrent Pancreatic Carcinoma",
        "Stage III Gallbladder Cancer AJCC V7",
        "Stage III Hepatocellular Carcinoma AJCC v7",
        "Stage III Intrahepatic Cholangiocarcinoma AJCC v7",
        "Stage III Pancreatic Cancer AJCC v6 and v7",
        "Stage IIIA Gallbladder Cancer AJCC v7",
        "Stage IIIA Hepatocellular Carcinoma AJCC v7",
        "Stage IIIB Gallbladder Cancer AJCC v7",
        "Stage IIIB Hepatocellular Carcinoma AJCC v7",
        "Stage IIIC Hepatocellular Carcinoma AJCC v7",
        "Stage IV Gallbladder Cancer AJCC v7",
        "Stage IV Hepatocellular Carcinoma AJCC v7",
        "Stage IV Pancreatic Cancer AJCC v6 and v7",
        "Stage IVA Gallbladder Cancer AJCC v7",
        "Stage IVA Hepatocellular Carcinoma AJCC v7",
        "Stage IVA Intrahepatic Cholangiocarcinoma AJCC v7",
        "Stage IVB Gallbladder Cancer AJCC v7",
        "Stage IVB Hepatocellular Carcinoma AJCC v7",
        "Stage IVB Intrahepatic Cholangiocarcinoma AJCC v7",
        "Unresectable Gallbladder Carcinoma",
        "Unresectable Pancreatic Carcinoma"
      ],
      "interventions": [
        {
          "name": "Durvalumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Guadecitabine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 55,
      "start_date": "2018-02-07",
      "completion_date": "2026-07-31",
      "has_results": false,
      "last_update_posted_date": "2025-12-05",
      "last_synced_at": "2026-05-21T23:28:41.080Z",
      "location_count": 3,
      "location_summary": "Los Angeles, California • Newport Beach, California • Baltimore, Maryland",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03257761"
    },
    {
      "nct_id": "NCT01282333",
      "title": "Veliparib, Cisplatin, and Gemcitabine Hydrochloride in Treating Patients With Advanced Biliary, Pancreatic, Urothelial, or Non-Small Cell Lung Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Advanced Adult Primary Liver Cancer",
        "Localized Unresectable Adult Primary Liver Cancer",
        "Metastatic Transitional Cell Cancer of the Renal Pelvis and Ureter",
        "Regional Transitional Cell Cancer of the Renal Pelvis and Ureter",
        "Stage III Bladder Cancer",
        "Stage III Pancreatic Cancer",
        "Stage IIIA Non-small Cell Lung Cancer",
        "Stage IIIB Non-small Cell Lung Cancer",
        "Stage IV Bladder Cancer",
        "Stage IV Non-small Cell Lung Cancer",
        "Stage IV Pancreatic Cancer",
        "Transitional Cell Carcinoma of the Bladder",
        "Unresectable Extrahepatic Bile Duct Cancer",
        "Unresectable Gallbladder Cancer"
      ],
      "interventions": [
        {
          "name": "gemcitabine hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "veliparib",
          "type": "DRUG"
        },
        {
          "name": "diagnostic laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "pharmacological study",
          "type": "OTHER"
        },
        {
          "name": "cisplatin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 44,
      "start_date": "2011-01",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-07-02",
      "last_synced_at": "2026-05-21T23:28:41.080Z",
      "location_count": 3,
      "location_summary": "Boston, Massachusetts • Hershey, Pennsylvania • Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01282333"
    }
  ]
}