{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=ARRY-380+Once+Daily",
    "query": {
      "intervention": "ARRY-380 Once Daily"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 5,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-09T03:58:50.402Z",
  "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": "NCT01983501",
      "title": "A Study of Tucatinib (ONT-380) Combined With Ado-trastuzumab Emtansine (T-DM1) in Patients With HER2+ Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "HER2 Positive Breast Cancers"
      ],
      "interventions": [
        {
          "name": "Tucatinib (ONT-380)",
          "type": "DRUG"
        },
        {
          "name": "T-DM1",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Seagen Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 57,
      "start_date": "2014-02-28",
      "completion_date": "2020-09-03",
      "has_results": false,
      "last_update_posted_date": "2020-09-21",
      "last_synced_at": "2026-09-09T03:58:50.402Z",
      "location_count": 7,
      "location_summary": "Birmingham, Alabama • Aurora, Colorado • Kansas City, Kansas + 4 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Kansas City",
          "state": "Kansas"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01983501"
    },
    {
      "nct_id": "NCT02025192",
      "title": "A Study of Tucatinib (ONT-380) Combined With Capecitabine and/or Trastuzumab in Patients With HER2+ Metastatic Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "HER2 Positive Metastatic Breast Cancers"
      ],
      "interventions": [
        {
          "name": "Tucatinib",
          "type": "DRUG"
        },
        {
          "name": "Capecitabine",
          "type": "DRUG"
        },
        {
          "name": "Trastuzumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Seagen Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2013-12-31",
      "completion_date": "2020-03-16",
      "has_results": false,
      "last_update_posted_date": "2020-06-04",
      "last_synced_at": "2026-09-09T03:58:50.402Z",
      "location_count": 5,
      "location_summary": "Aurora, Colorado • Portland, Oregon • Nashville, Tennessee + 2 more",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Tacoma",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02025192"
    },
    {
      "nct_id": "NCT04579380",
      "title": "Basket Study of Tucatinib and Trastuzumab in Solid Tumors With HER2 Alterations",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Uterine Neoplasms",
        "Uterine Cervical Neoplasms",
        "Biliary Tract Neoplasms",
        "Urologic Neoplasms",
        "Carcinoma, Non-Small-Cell Lung",
        "HER2 Mutations Breast Neoplasms"
      ],
      "interventions": [
        {
          "name": "tucatinib",
          "type": "DRUG"
        },
        {
          "name": "trastuzumab",
          "type": "DRUG"
        },
        {
          "name": "fulvestrant",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Seagen, a wholly owned subsidiary of Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 217,
      "start_date": "2021-01-11",
      "completion_date": "2026-12-31",
      "has_results": true,
      "last_update_posted_date": "2026-08-21",
      "last_synced_at": "2026-09-09T03:58:50.402Z",
      "location_count": 76,
      "location_summary": "Phoenix, Arizona • Tempe, Arizona • Tucson, Arizona + 47 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04579380"
    },
    {
      "nct_id": "NCT01921335",
      "title": "ARRY-380 + Trastuzuamab for Breast w/ Brain Mets",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Brain Metastases From HER2 and Breast Cancer",
        "Advanced HER2-positive Breast Cancer"
      ],
      "interventions": [
        {
          "name": "ARRY-380 Twice Daily Dosage",
          "type": "DRUG"
        },
        {
          "name": "ARRY-380 Once Daily",
          "type": "DRUG"
        },
        {
          "name": "Trastuzumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Dana-Farber 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": 41,
      "start_date": "2013-08",
      "completion_date": "2023-12-31",
      "has_results": false,
      "last_update_posted_date": "2024-11-06",
      "last_synced_at": "2026-09-09T03:58:50.402Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01921335"
    },
    {
      "nct_id": "NCT02614794",
      "title": "A Study of Tucatinib vs. Placebo in Combination With Capecitabine & Trastuzumab in Patients With Advanced HER2+ Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "HER2 Positive Breast Cancer"
      ],
      "interventions": [
        {
          "name": "tucatinib",
          "type": "DRUG"
        },
        {
          "name": "capecitabine",
          "type": "DRUG"
        },
        {
          "name": "trastuzumab",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Seagen Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 612,
      "start_date": "2016-01-28",
      "completion_date": "2022-08-11",
      "has_results": true,
      "last_update_posted_date": "2023-08-14",
      "last_synced_at": "2026-09-09T03:58:50.402Z",
      "location_count": 81,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Goodyear, Arizona + 66 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Goodyear",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02614794"
    }
  ]
}