{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?page=2&sponsor=Calithera+Biosciences%2C+Inc",
    "query": {
      "sponsor": "Calithera Biosciences, Inc",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 28,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?page=3&sponsor=Calithera+Biosciences%2C+Inc&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?page=1&sponsor=Calithera+Biosciences%2C+Inc&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-06T17:08:12.416Z",
  "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": "NCT02771626",
      "title": "Study CB-839 in Combination With Nivolumab in Patients With Melanoma, Clear Cell Renal Cell Carcinoma (ccRCC) and Non-Small Cell Lung Cancer (NSCLC)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Clear Cell Renal Cell Carcinoma (ccRCC)",
        "Melanoma",
        "Non-small Cell Lung Cancer (NSCLC)"
      ],
      "interventions": [
        {
          "name": "CB-839",
          "type": "DRUG"
        },
        {
          "name": "Nivolumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Calithera Biosciences, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 118,
      "start_date": "2016-08-01",
      "completion_date": "2020-04-24",
      "has_results": true,
      "last_update_posted_date": "2023-03-17",
      "last_synced_at": "2026-10-06T17:08:12.416Z",
      "location_count": 17,
      "location_summary": "Scottsdale, Arizona • Palo Alto, California • Aurora, Colorado + 10 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Athens",
          "state": "Georgia"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02771626"
    },
    {
      "nct_id": "NCT02000934",
      "title": "A Study of TAK-659 in Adult Participants With Advanced Solid Tumor and Lymphoma Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Advanced Solid Tumor and Lymphoma Malignancies"
      ],
      "interventions": [
        {
          "name": "TAK-659",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Calithera Biosciences, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 143,
      "start_date": "2013-12-31",
      "completion_date": "2021-06-29",
      "has_results": false,
      "last_update_posted_date": "2023-02-08",
      "last_synced_at": "2026-10-06T17:08:12.416Z",
      "location_count": 5,
      "location_summary": "Sarasota, Florida • Chicago, Illinois • Nashville, Tennessee + 2 more",
      "locations": [
        {
          "city": "Sarasota",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02000934"
    },
    {
      "nct_id": "NCT03875313",
      "title": "Study of CB-839 (Telaglenastat) in Combination With Talazoparib in Patients With Solid Tumors",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Solid Tumor",
        "Clear Cell Renal Cell Carcinoma",
        "TNBC - Triple-Negative Breast Cancer",
        "Colorectal Cancer",
        "CRC",
        "RCC",
        "ccRCC"
      ],
      "interventions": [
        {
          "name": "CB-839",
          "type": "DRUG"
        },
        {
          "name": "Talazoparib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Calithera Biosciences, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 33,
      "start_date": "2019-05-20",
      "completion_date": "2020-07-29",
      "has_results": true,
      "last_update_posted_date": "2022-02-17",
      "last_synced_at": "2026-10-06T17:08:12.416Z",
      "location_count": 9,
      "location_summary": "Birmingham, Alabama • Atlanta, Georgia • Iowa City, Iowa + 6 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03875313"
    },
    {
      "nct_id": "NCT03359733",
      "title": "A Study to Evaluate the Effect of Food on the Pharmacokinetics (PK) of TAK-659 in Participants With Advanced Solid Tumor",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Lymphoma, Malignant",
        "Advanced Solid Neoplasms"
      ],
      "interventions": [
        {
          "name": "TAK-659",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Calithera Biosciences, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2018-02-28",
      "completion_date": "2019-08-20",
      "has_results": false,
      "last_update_posted_date": "2023-02-08",
      "last_synced_at": "2026-10-06T17:08:12.416Z",
      "location_count": 3,
      "location_summary": "New Haven, Connecticut • Detroit, Michigan • The Bronx, New York",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03359733"
    },
    {
      "nct_id": "NCT02049957",
      "title": "Safety and Efficacy Study of Sapanisertib in Combination With Exemestane or Fulvestrant in Postmenopausal Women With Estrogen Receptor Positive/Human Epidermal Growth Factor Receptor 2 Negative (ER+/HER2-) Metastatic Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Sapanisertib",
          "type": "DRUG"
        },
        {
          "name": "Fulvestrant",
          "type": "DRUG"
        },
        {
          "name": "Exemestane",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Calithera Biosciences, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 118,
      "start_date": "2014-02-13",
      "completion_date": "2018-06-29",
      "has_results": true,
      "last_update_posted_date": "2023-02-08",
      "last_synced_at": "2026-10-06T17:08:12.416Z",
      "location_count": 30,
      "location_summary": "Los Angeles, California • San Francisco, California • Santa Barbara, California + 24 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Santa Barbara",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Lakewood",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02049957"
    },
    {
      "nct_id": "NCT03057600",
      "title": "Study of CB-839 in Combination w/ Paclitaxel in Participants of African Ancestry and Non-African Ancestry With Advanced Triple Negative Breast Cancer (TNBC)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Triple Negative Breast Cancer",
        "TNBC - Triple-Negative Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "CB-839",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Calithera Biosciences, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 52,
      "start_date": "2017-05-01",
      "completion_date": "2019-11-25",
      "has_results": true,
      "last_update_posted_date": "2022-09-28",
      "last_synced_at": "2026-10-06T17:08:12.416Z",
      "location_count": 25,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • New Haven, Connecticut + 20 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03057600"
    },
    {
      "nct_id": "NCT03123393",
      "title": "TAK-659 in Participants With Relapsed or Refractory Diffuse Large B-Cell Lymphoma (DLBCL)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Diffuse Large B-cell Lymphoma"
      ],
      "interventions": [
        {
          "name": "TAK-659",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Calithera Biosciences, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 49,
      "start_date": "2017-10-10",
      "completion_date": "2019-12-17",
      "has_results": true,
      "last_update_posted_date": "2023-02-08",
      "last_synced_at": "2026-10-06T17:08:12.416Z",
      "location_count": 10,
      "location_summary": "Westwood, Kansas • Ann Arbor, Michigan • Buffalo, New York + 5 more",
      "locations": [
        {
          "city": "Westwood",
          "state": "Kansas"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Buffalo",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03123393"
    },
    {
      "nct_id": "NCT02834247",
      "title": "A Study of TAK-659 in Combination With Nivolumab in Participants With Advanced Solid Tumors",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Triple-Negative Breast Neoplasms",
        "Carcinoma, Non-Small-Cell Lung",
        "Head and Neck Carcinoma, Squamous Cell",
        "Advanced Solid Tumors"
      ],
      "interventions": [
        {
          "name": "TAK-659",
          "type": "DRUG"
        },
        {
          "name": "Nivolumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Calithera Biosciences, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 41,
      "start_date": "2016-08-12",
      "completion_date": "2018-11-30",
      "has_results": true,
      "last_update_posted_date": "2023-02-08",
      "last_synced_at": "2026-10-06T17:08:12.416Z",
      "location_count": 9,
      "location_summary": "La Jolla, California • Atlanta, Georgia • Boston, Massachusetts + 6 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02834247"
    },
    {
      "nct_id": "NCT03357627",
      "title": "A Study of TAK-659 in Combination With Venetoclax for Adult Participants With Previously Treated Non-Hodgkin Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Lymphoma, Non-Hodgkin",
        "Lymphoma, Large B-cell, Diffuse",
        "Lymphoma, Follicular"
      ],
      "interventions": [
        {
          "name": "TAK-659",
          "type": "DRUG"
        },
        {
          "name": "Venetoclax",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Calithera Biosciences, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 43,
      "start_date": "2018-02-16",
      "completion_date": "2021-08-03",
      "has_results": false,
      "last_update_posted_date": "2023-02-08",
      "last_synced_at": "2026-10-06T17:08:12.416Z",
      "location_count": 8,
      "location_summary": "Birmingham, Alabama • Atlanta, Georgia • Evanston, Illinois + 5 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Evanston",
          "state": "Illinois"
        },
        {
          "city": "Harvey",
          "state": "Illinois"
        },
        {
          "city": "Shelbyville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03357627"
    },
    {
      "nct_id": "NCT04824937",
      "title": "Telaglenastat + Talazoparib In Prostate Cancer",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer Metastatic"
      ],
      "interventions": [
        {
          "name": "Telaglenastat",
          "type": "DRUG"
        },
        {
          "name": "Talazoparib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 30,
      "start_date": "2021-07",
      "completion_date": "2021-12-31",
      "has_results": false,
      "last_update_posted_date": "2021-04-01",
      "last_synced_at": "2026-10-06T17:08:12.416Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04824937"
    }
  ]
}