{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Unresectable+Breast+Cancer",
    "query": {
      "condition": "Unresectable Breast Cancer"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 172,
    "total_pages": 18,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Unresectable+Breast+Cancer&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-10T06:45:58.407Z",
  "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": "NCT04807595",
      "title": "Estimation of the Prevalence of HER2 Low and Describe the SoC, Treatment Patterns, and Outcome in Real-world Practice Among Unresectable and/or Metastatic Breast Cancer Patients With HER2 Low Status",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "None (Observational study)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "130 Years",
        "sex": "ALL",
        "summary": "18 Years to 130 Years"
      },
      "enrollment_count": 798,
      "start_date": "2021-05-28",
      "completion_date": "2022-04-26",
      "has_results": false,
      "last_update_posted_date": "2023-03-06",
      "last_synced_at": "2026-09-10T06:45:58.407Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04807595"
    },
    {
      "nct_id": "NCT05091528",
      "title": "A Safety and Activity Study of SBT6050 in Combination With Other HER2-directed Therapies for HER2-positive Cancers",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "HER2-positive Breast Cancer",
        "HER2-positive Gastric Cancer",
        "HER2-positive Colorectal Cancer",
        "HER2-expressing Non-small Cell Lung Cancer"
      ],
      "interventions": [
        {
          "name": "SBT6050",
          "type": "DRUG"
        },
        {
          "name": "trastuzumab deruxtecan",
          "type": "DRUG"
        },
        {
          "name": "tucatinib",
          "type": "DRUG"
        },
        {
          "name": "trastuzumab",
          "type": "DRUG"
        },
        {
          "name": "capecitabine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Silverback Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2,
      "start_date": "2022-02-08",
      "completion_date": "2022-07-07",
      "has_results": true,
      "last_update_posted_date": "2022-08-18",
      "last_synced_at": "2026-09-10T06:45:58.407Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05091528"
    },
    {
      "nct_id": "NCT00617942",
      "title": "Neoadjuvant Carboplatin, Weekly Abraxane and Trastuzumab in HER2+ Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Cohort 1 neo-adjuvant",
          "type": "DRUG"
        },
        {
          "name": "Cohort 2 neo-adjuvant",
          "type": "DRUG"
        },
        {
          "name": "Cohort 1 adjuvant",
          "type": "DRUG"
        },
        {
          "name": "Cohort 2 adjuvant",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "William Sikov MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 60,
      "start_date": "2008-02",
      "completion_date": "2015-12",
      "has_results": true,
      "last_update_posted_date": "2020-06-11",
      "last_synced_at": "2026-09-10T06:45:58.407Z",
      "location_count": 5,
      "location_summary": "Duarte, California • New Haven, Connecticut • Providence, Rhode Island",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Providence",
          "state": "Rhode Island"
        },
        {
          "city": "Providence",
          "state": "Rhode Island"
        },
        {
          "city": "Providence",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00617942"
    },
    {
      "nct_id": "NCT00089362",
      "title": "Alvespimycin Hydrochloride in Treating Patients With Metastatic or Unresectable Solid Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Male Breast Cancer",
        "Recurrent Adenoid Cystic Carcinoma of the Oral Cavity",
        "Recurrent Basal Cell Carcinoma of the Lip",
        "Recurrent Breast Cancer",
        "Recurrent Colon Cancer",
        "Recurrent Esthesioneuroblastoma of the Paranasal Sinus and Nasal Cavity",
        "Recurrent Gastric Cancer",
        "Recurrent Inverted Papilloma of the Paranasal Sinus and Nasal Cavity",
        "Recurrent Lymphoepithelioma of the Nasopharynx",
        "Recurrent Lymphoepithelioma of the Oropharynx",
        "Recurrent Melanoma",
        "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 Ovarian Epithelial Cancer",
        "Recurrent Prostate Cancer",
        "Recurrent Renal Cell Cancer",
        "Recurrent Salivary Gland 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",
        "Stage III Adenoid Cystic Carcinoma of the Oral Cavity",
        "Stage III Basal Cell Carcinoma of the Lip",
        "Stage III Colon Cancer",
        "Stage III Esthesioneuroblastoma of the Paranasal Sinus and Nasal Cavity",
        "Stage III Gastric Cancer",
        "Stage III Inverted Papilloma of the Paranasal Sinus and Nasal Cavity",
        "Stage III Lymphoepithelioma of the Nasopharynx",
        "Stage III Lymphoepithelioma of the Oropharynx",
        "Stage III Melanoma",
        "Stage III Midline Lethal Granuloma of the Paranasal Sinus and Nasal Cavity",
        "Stage III Mucoepidermoid Carcinoma of the Oral Cavity",
        "Stage III Ovarian Epithelial Cancer",
        "Stage III Renal Cell Cancer",
        "Stage III Salivary Gland Cancer",
        "Stage III Squamous Cell Carcinoma of the Hypopharynx",
        "Stage III Squamous Cell Carcinoma of the Larynx",
        "Stage III Squamous Cell Carcinoma of the Lip and Oral Cavity",
        "Stage III Squamous Cell Carcinoma of the Nasopharynx",
        "Stage III Squamous Cell Carcinoma of the Oropharynx",
        "Stage III Squamous Cell Carcinoma of the Paranasal Sinus and Nasal Cavity",
        "Stage III Verrucous Carcinoma of the Larynx",
        "Stage III Verrucous Carcinoma of the Oral Cavity",
        "Stage IIIB Breast Cancer",
        "Stage IIIC Breast Cancer",
        "Stage IV Adenoid Cystic Carcinoma of the Oral Cavity",
        "Stage IV Basal Cell Carcinoma of the Lip",
        "Stage IV Breast Cancer",
        "Stage IV Colon 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 Melanoma",
        "Stage IV Midline Lethal Granuloma of the Paranasal Sinus and Nasal Cavity",
        "Stage IV Mucoepidermoid Carcinoma of the Oral Cavity",
        "Stage IV Ovarian Epithelial Cancer",
        "Stage IV Prostate Cancer",
        "Stage IV Renal Cell 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",
        "Unspecified Adult Solid Tumor, Protocol Specific",
        "Untreated Metastatic Squamous Neck Cancer With Occult Primary"
      ],
      "interventions": [
        {
          "name": "alvespimycin hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "pharmacological study",
          "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": 30,
      "start_date": "2004-07",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-04-10",
      "last_synced_at": "2026-09-10T06:45:58.407Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00089362"
    },
    {
      "nct_id": "NCT04799249",
      "title": "Trilaciclib, a CDK 4/6 Inhibitor, in Patients Receiving Gemcitabine and Carboplatin for Metastatic Triple-Negative Breast Cancer (TNBC)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "TNBC - Triple-Negative Breast Cancer",
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Trilaciclib",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Gemcitabine",
          "type": "DRUG"
        },
        {
          "name": "Carboplatin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "G1 Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 194,
      "start_date": "2021-05-14",
      "completion_date": "2024-05-24",
      "has_results": false,
      "last_update_posted_date": "2024-08-01",
      "last_synced_at": "2026-09-10T06:45:58.407Z",
      "location_count": 16,
      "location_summary": "Gilbert, Arizona • Washington D.C., District of Columbia • St. Petersburg, Florida + 13 more",
      "locations": [
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "St. Petersburg",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Clinton",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04799249"
    },
    {
      "nct_id": "NCT04958785",
      "title": "Study of Magrolimab Combination Therapy in Patients With Non-Surgically Removable Locally Advanced or Metastatic Triple-Negative Breast Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Triple-Negative Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Magrolimab",
          "type": "DRUG"
        },
        {
          "name": "Nab-Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Sacituzumab Govitecan-hziy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Gilead Sciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 92,
      "start_date": "2021-12-14",
      "completion_date": "2024-10-08",
      "has_results": true,
      "last_update_posted_date": "2025-11-04",
      "last_synced_at": "2026-09-10T06:45:58.407Z",
      "location_count": 19,
      "location_summary": "Phoenix, Arizona • Fresno, California • Fullerton, California + 16 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Fullerton",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04958785"
    },
    {
      "nct_id": "NCT03184558",
      "title": "Bemcentinib (BGB324) in Combination With Pembrolizumab in Patients With TNBC",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Triple Negative Breast Cancer",
        "Inflammatory Breast Cancer Stage IV"
      ],
      "interventions": [
        {
          "name": "Bemcentinib; pembrolizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "BerGenBio ASA",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 29,
      "start_date": "2017-07-26",
      "completion_date": "2018-08-20",
      "has_results": true,
      "last_update_posted_date": "2021-11-09",
      "last_synced_at": "2026-09-10T06:45:58.407Z",
      "location_count": 5,
      "location_summary": "Duarte, California • San Diego, California • Kansas City, Missouri + 2 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Kansas City",
          "state": "Missouri"
        },
        {
          "city": "Lebanon",
          "state": "New Hampshire"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03184558"
    },
    {
      "nct_id": "NCT05107674",
      "title": "A Study of NX-1607 in Adults With Advanced Malignancies",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Ovarian Cancer, Epithelial",
        "Gastric Cancer",
        "GastroEsophageal Junction (GEJ) Cancer",
        "Head and Neck Squamous Cell Carcinoma",
        "Metastatic or Unresectable Melanoma",
        "Non-small Cell Lung Cancer (NSCLC)",
        "Metastatic Castration-resistant Prostate Cancer (mCRPC)",
        "Malignant Pleural Mesothelioma (MPM)",
        "Triple Negative Breast Cancer (TNBC)",
        "Metastatic Urothelial Carcinoma",
        "Cervical Cancer",
        "Diffuse Large B Cell Lymphoma (DLBCL)",
        "Richter Transformation",
        "Microsatellite Stable Colorectal Carcinoma"
      ],
      "interventions": [
        {
          "name": "NX-1607",
          "type": "DRUG"
        },
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Nurix Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 345,
      "start_date": "2021-09-29",
      "completion_date": "2028-02-28",
      "has_results": false,
      "last_update_posted_date": "2025-09-09",
      "last_synced_at": "2026-09-10T06:45:58.407Z",
      "location_count": 10,
      "location_summary": "Duarte, California • Los Angeles, California • San Francisco, California + 7 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05107674"
    },
    {
      "nct_id": "NCT01427933",
      "title": "A Study of Ramucirumab (IMC-1121B) in Combination With Eribulin Versus Eribulin Alone in Participants With Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Ramucirumab (IMC-1121B)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Eribulin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Eli Lilly and Company",
      "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": 141,
      "start_date": "2011-11",
      "completion_date": "2014-06",
      "has_results": true,
      "last_update_posted_date": "2017-02-06",
      "last_synced_at": "2026-09-10T06:45:58.407Z",
      "location_count": 52,
      "location_summary": "Birmingham, Alabama • Gilroy, California • Palm Springs, California + 49 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Gilroy",
          "state": "California"
        },
        {
          "city": "Palm Springs",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Southington",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01427933"
    },
    {
      "nct_id": "NCT01183663",
      "title": "Lenalidomide in Combination With Bevacizumab, Sorafenib, Temsirolimus, or 5-Fluorouracil, Leucovorin, Oxaliplatin (FOLFOX)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Advanced Cancers"
      ],
      "interventions": [
        {
          "name": "Lenalidomide",
          "type": "DRUG"
        },
        {
          "name": "Bevacizumab",
          "type": "DRUG"
        },
        {
          "name": "Sorafenib",
          "type": "DRUG"
        },
        {
          "name": "Temsirolimus",
          "type": "DRUG"
        },
        {
          "name": "Oxaliplatin",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin",
          "type": "DRUG"
        },
        {
          "name": "5-fluorouracil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "M.D. Anderson 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": 180,
      "start_date": "2010-08",
      "completion_date": "2016-05",
      "has_results": false,
      "last_update_posted_date": "2016-06-03",
      "last_synced_at": "2026-09-10T06:45:58.407Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01183663"
    }
  ]
}