{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Lonsurf",
    "query": {
      "intervention": "Lonsurf"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 73,
    "total_pages": 8,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Lonsurf&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-11T01:19:21.449Z",
  "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": "NCT05356897",
      "title": "Tucatinib Combined with Trastuzumab and TAS-102 for the Treatment of HER2 Positive Metastatic Colorectal Cancer in Molecularly Selected Patients, 3T Study",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Colon Adenocarcinoma",
        "Metastatic Colorectal Adenocarcinoma",
        "Metastatic Rectal Adenocarcinoma",
        "Stage IV Colon Cancer AJCC V8",
        "Stage IV Colorectal Cancer AJCC V8",
        "Stage IV Rectal Cancer AJCC V8"
      ],
      "interventions": [
        {
          "name": "Trastuzumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Trifluridine and Tipiracil Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Tucatinib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Academic and Community Cancer Research United",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2023-10-31",
      "completion_date": "2024-09-17",
      "has_results": false,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-09-11T01:19:21.449Z",
      "location_count": 2,
      "location_summary": "San Diego, California • Durham, North Carolina",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05356897"
    },
    {
      "nct_id": "NCT04776148",
      "title": "Study of Lenvatinib (MK-7902/E7080) in Combination With Pembrolizumab (MK-3475) Versus Standard of Care in Participants With Metastatic Colorectal Cancer (MK-7902-017/E7080-G000-325/LEAP-017)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Colorectal Neoplasms"
      ],
      "interventions": [
        {
          "name": "pembrolizumab",
          "type": "DRUG"
        },
        {
          "name": "lenvatinib",
          "type": "DRUG"
        },
        {
          "name": "regorafenib",
          "type": "DRUG"
        },
        {
          "name": "TAS-102 (trifluridine and tipiracil)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "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": 563,
      "start_date": "2021-03-29",
      "completion_date": "2024-09-27",
      "has_results": true,
      "last_update_posted_date": "2026-02-05",
      "last_synced_at": "2026-09-11T01:19:21.449Z",
      "location_count": 12,
      "location_summary": "Monterey, California • Marietta, Georgia • Chicago, Illinois + 8 more",
      "locations": [
        {
          "city": "Monterey",
          "state": "California"
        },
        {
          "city": "Marietta",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04776148"
    },
    {
      "nct_id": "NCT05198934",
      "title": "Sotorasib and Panitumumab Versus Investigator's Choice for Participants With Kirsten Rat Sarcoma (KRAS) p.G12C Mutation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Colorectal Cancer (CRC)"
      ],
      "interventions": [
        {
          "name": "Sotorasib",
          "type": "DRUG"
        },
        {
          "name": "Panitumumab",
          "type": "DRUG"
        },
        {
          "name": "Trifluridine and Tipiracil",
          "type": "DRUG"
        },
        {
          "name": "Regorafenib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Amgen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 160,
      "start_date": "2022-04-19",
      "completion_date": "2026-04-14",
      "has_results": true,
      "last_update_posted_date": "2026-07-22",
      "last_synced_at": "2026-09-11T01:19:21.449Z",
      "location_count": 20,
      "location_summary": "Birmingham, Alabama • Duarte, California • Orange, California + 16 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05198934"
    },
    {
      "nct_id": "NCT05189171",
      "title": "MicroOrganoSphere (MOS) Drug Screen Pilot Trial in Colorectal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Colorectal Neoplasms"
      ],
      "interventions": [
        {
          "name": "MicroOrganoSphere (MOS) drug screen",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Xilis, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 46,
      "start_date": "2022-10-25",
      "completion_date": "2024-03-18",
      "has_results": false,
      "last_update_posted_date": "2024-06-28",
      "last_synced_at": "2026-09-11T01:19:21.449Z",
      "location_count": 7,
      "location_summary": "Scottsdale, Arizona • Washington D.C., District of Columbia • Jacksonville, Florida + 4 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "Knoxville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05189171"
    },
    {
      "nct_id": "NCT03844620",
      "title": "Circulating Cell-Free Tumor DNA Testing in Guiding Treatment for Patients With Advanced or Metastatic Colorectal Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Refractory Colorectal Carcinoma",
        "Stage III Colorectal Cancer AJCC v8",
        "Stage IIIA Colorectal Cancer AJCC v8",
        "Stage IIIB Colorectal Cancer AJCC v8",
        "Stage IIIC Colorectal Cancer AJCC v8",
        "Stage IV Colorectal Cancer AJCC v8",
        "Stage IVA Colorectal Cancer AJCC v8",
        "Stage IVB Colorectal Cancer AJCC v8",
        "Stage IVC Colorectal Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Best Practice",
          "type": "OTHER"
        },
        {
          "name": "Laboratory Procedure",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Regorafenib",
          "type": "DRUG"
        },
        {
          "name": "Trifluridine and Tipiracil Hydrochloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "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": 100,
      "start_date": "2019-01-29",
      "completion_date": "2028-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-07",
      "last_synced_at": "2026-09-11T01:19:21.449Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03844620"
    },
    {
      "nct_id": "NCT05064059",
      "title": "A Study of Coformulated Favezelimab/Pembrolizumab (MK-4280A) Versus Standard of Care in Subjects With Previously Treated Metastatic PD-L1 Positive Colorectal Cancer (MK-4280A-007)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "favezelimab/pembrolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "regorafenib",
          "type": "DRUG"
        },
        {
          "name": "TAS-102",
          "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": 441,
      "start_date": "2021-11-10",
      "completion_date": "2025-02-21",
      "has_results": true,
      "last_update_posted_date": "2026-05-26",
      "last_synced_at": "2026-09-11T01:19:21.449Z",
      "location_count": 15,
      "location_summary": "Washington D.C., District of Columbia • Marietta, Georgia • Louisville, Kentucky + 11 more",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Marietta",
          "state": "Georgia"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05064059"
    },
    {
      "nct_id": "NCT04737187",
      "title": "Phase III Study of Trifluridine/Tipiracil With and Without Bevacizumab in Refractory Metastatic Colorectal Cancer Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Refractory Metastatic Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "Trifluridine/Tipiracil",
          "type": "DRUG"
        },
        {
          "name": "Bevacizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Taiho Oncology, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 492,
      "start_date": "2020-11-25",
      "completion_date": "2023-09-12",
      "has_results": true,
      "last_update_posted_date": "2024-09-24",
      "last_synced_at": "2026-09-11T01:19:21.449Z",
      "location_count": 12,
      "location_summary": "Phoenix, Arizona • Duarte, California • South Pasadena, California + 9 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "South Pasadena",
          "state": "California"
        },
        {
          "city": "Upland",
          "state": "California"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04737187"
    },
    {
      "nct_id": "NCT03981614",
      "title": "Binimetinib and Palbociclib or TAS-102 in Treating Patients With KRAS and NRAS Mutant Metastatic or Unresectable Colorectal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Colorectal Carcinoma",
        "Stage IV Colorectal Cancer AJCC v8",
        "Stage IVA Colorectal Cancer AJCC v8",
        "Stage IVB Colorectal Cancer AJCC v8",
        "Stage IVC Colorectal Cancer AJCC v8",
        "Unresectable Carcinoma"
      ],
      "interventions": [
        {
          "name": "Binimetinib",
          "type": "DRUG"
        },
        {
          "name": "Palbociclib",
          "type": "DRUG"
        },
        {
          "name": "Trifluridine and Tipiracil Hydrochloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Academic and Community Cancer Research United",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 102,
      "start_date": "2019-10-29",
      "completion_date": "2024-07-02",
      "has_results": true,
      "last_update_posted_date": "2024-08-22",
      "last_synced_at": "2026-09-11T01:19:21.449Z",
      "location_count": 7,
      "location_summary": "Scottsdale, Arizona • Atlanta, Georgia • Wichita, Kansas + 4 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Wichita",
          "state": "Kansas"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03981614"
    },
    {
      "nct_id": "NCT04920032",
      "title": "Study of ctDNA Guided Change in Tx for Refractory Minimal Residual Disease in Colon Adenocarcinomas",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Colon Adenocarcinoma",
        "Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "TAS-102",
          "type": "DRUG"
        },
        {
          "name": "Irinotecan",
          "type": "DRUG"
        },
        {
          "name": "Standard Treatment",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Signatera MRD ctDNA Assay",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DRUG",
        "COMBINATION_PRODUCT",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of California, Irvine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 22,
      "start_date": "2021-08-26",
      "completion_date": "2028-01-21",
      "has_results": false,
      "last_update_posted_date": "2026-05-11",
      "last_synced_at": "2026-09-11T01:19:21.449Z",
      "location_count": 1,
      "location_summary": "Orange, California",
      "locations": [
        {
          "city": "Orange",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04920032"
    },
    {
      "nct_id": "NCT05854498",
      "title": "Liposomal Irinotecan With TAS102 and Bevacizumab for Patients With Metastatic Colorectal Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "Liposomal irinotecan",
          "type": "DRUG"
        },
        {
          "name": "TAS102",
          "type": "DRUG"
        },
        {
          "name": "Bevacizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2023-10-13",
      "completion_date": "2028-07",
      "has_results": false,
      "last_update_posted_date": "2026-04-02",
      "last_synced_at": "2026-09-11T01:19:21.449Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05854498"
    }
  ]
}