{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=leucovorin",
    "query": {
      "intervention": "leucovorin"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 934,
    "total_pages": 94,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=leucovorin&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T00:27:20.817Z",
  "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": "NCT01133990",
      "title": "FOLFIRI Alone Versus FOLFIRI Plus Bevacizumab Versus FOLFIRI Plus E7820 as Second-Line Therapy in Patients With Locally Advanced or Metastatic Colorectal Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "FOLFIRI",
          "type": "DRUG"
        },
        {
          "name": "E7820",
          "type": "DRUG"
        },
        {
          "name": "Bevacizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eisai Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5,
      "start_date": "2010-03-04",
      "completion_date": "2011-02-18",
      "has_results": true,
      "last_update_posted_date": "2023-11-07",
      "last_synced_at": "2026-09-02T00:27:20.817Z",
      "location_count": 6,
      "location_summary": "Denver, Colorado • Berkeley Heights, New Jersey • Mount Holly, New Jersey + 3 more",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Berkeley Heights",
          "state": "New Jersey"
        },
        {
          "city": "Mount Holly",
          "state": "New Jersey"
        },
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01133990"
    },
    {
      "nct_id": "NCT00037180",
      "title": "For Prevention of Diarrhea in Patients Diagnosed With Metastatic Colorectal Cancer Treated With Chemotherapy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Neoplasm Metastasis",
        "Colorectal Neoplasms"
      ],
      "interventions": [
        {
          "name": "Celecoxib",
          "type": "DRUG"
        },
        {
          "name": "Irinotecan",
          "type": "DRUG"
        },
        {
          "name": "5-fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 212,
      "start_date": "2002-04",
      "completion_date": "2003-01",
      "has_results": false,
      "last_update_posted_date": "2008-09-29",
      "last_synced_at": "2026-09-02T00:27:20.817Z",
      "location_count": 12,
      "location_summary": "Mobile, Alabama • Fort Lauderdale, Florida • Port Saint Lucie, Florida + 9 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Fort Lauderdale",
          "state": "Florida"
        },
        {
          "city": "Port Saint Lucie",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Saint Joseph",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00037180"
    },
    {
      "nct_id": "NCT04083235",
      "title": "A Study to Assess the Effectiveness and Safety of Irinotecan Liposome Injection, 5-fluorouracil/Leucovorin Plus Oxaliplatin in Patients Not Previously Treated for Metastatic Pancreatic Cancer, Compared to Nab-paclitaxel+Gemcitabine Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Metastatic Adenocarcinoma of the Pancreas"
      ],
      "interventions": [
        {
          "name": "Irinotecan Liposomal Injection",
          "type": "DRUG"
        },
        {
          "name": "Oxaliplatin",
          "type": "DRUG"
        },
        {
          "name": "5Fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin",
          "type": "DRUG"
        },
        {
          "name": "Nab-paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Gemcitabine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ipsen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 770,
      "start_date": "2020-02-11",
      "completion_date": "2025-02-18",
      "has_results": true,
      "last_update_posted_date": "2026-04-20",
      "last_synced_at": "2026-09-02T00:27:20.817Z",
      "location_count": 72,
      "location_summary": "Birmingham, Alabama • Gilbert, Arizona • Phoenix, Arizona + 63 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Bakersfield",
          "state": "California"
        },
        {
          "city": "Costa Mesa",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04083235"
    },
    {
      "nct_id": "NCT00042874",
      "title": "Combination Chemotherapy in Treating Patients With Locally Advanced or Metastatic Solid Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "alvocidib",
          "type": "DRUG"
        },
        {
          "name": "irinotecan hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "leucovorin calcium",
          "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": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 77,
      "start_date": "2002-05",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-06-04",
      "last_synced_at": "2026-09-02T00:27:20.817Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00042874"
    },
    {
      "nct_id": "NCT00090025",
      "title": "XL119 Versus 5-Fluorouracil (5-FU) Plus Leucovorin (LV) in Subjects With Advanced Biliary Tumors",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Biliary Tract Cancer"
      ],
      "interventions": [
        {
          "name": "becatecarin",
          "type": "DRUG"
        },
        {
          "name": "5-Fluorouracil Plus Leucovorin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Helsinn Healthcare SA",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 248,
      "start_date": "2004-09",
      "completion_date": "2006-11",
      "has_results": false,
      "last_update_posted_date": "2009-01-14",
      "last_synced_at": "2026-09-02T00:27:20.817Z",
      "location_count": 27,
      "location_summary": "Birmingham, Alabama • Long Beach, California • Orange, California + 24 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00090025"
    },
    {
      "nct_id": "NCT00005068",
      "title": "Combination Chemotherapy In Treating Patients With Metastatic or Unresectable Solid Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "irinotecan hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "leucovorin calcium",
          "type": "DRUG"
        },
        {
          "name": "oxaliplatin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "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": "2000-01",
      "completion_date": "2003-06",
      "has_results": false,
      "last_update_posted_date": "2011-08-03",
      "last_synced_at": "2026-09-02T00:27:20.817Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00005068"
    },
    {
      "nct_id": "NCT00001013",
      "title": "Comparison of Trimetrexate Plus Leucovorin Calcium Rescue Versus Sulfamethoxazole-Trimethoprim in the Treatment of Pneumocystis Carinii Pneumonia (PCP) in Patients With AIDS",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pneumonia, Pneumocystis Carinii",
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Trimetrexate glucuronate",
          "type": "DRUG"
        },
        {
          "name": "Pentamidine isethionate",
          "type": "DRUG"
        },
        {
          "name": "Sulfamethoxazole-Trimethoprim",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin calcium",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 364,
      "start_date": null,
      "completion_date": "1991-09",
      "has_results": false,
      "last_update_posted_date": "2021-11-04",
      "last_synced_at": "2026-09-02T00:27:20.817Z",
      "location_count": 23,
      "location_summary": "Los Angeles, California • Washington D.C., District of Columbia • Miami, Florida + 15 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001013"
    },
    {
      "nct_id": "NCT03959085",
      "title": "Inotuzumab Ozogamicin and Post-Induction Chemotherapy in Treating Patients With High-Risk B-ALL, Mixed Phenotype Acute Leukemia, and B-LLy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "B Acute Lymphoblastic Leukemia",
        "B Lymphoblastic Lymphoma",
        "Central Nervous System Leukemia",
        "Mixed Phenotype Acute Leukemia",
        "Testicular Leukemia"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Blinatumomab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Bone Marrow Aspiration",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Calaspargase Pegol",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Cytarabine",
          "type": "DRUG"
        },
        {
          "name": "Daunorubicin Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Doxorubicin Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Inotuzumab Ozogamicin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Leucovorin Calcium",
          "type": "DRUG"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Mercaptopurine",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Pegaspargase",
          "type": "DRUG"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Prednisolone",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Thioguanine",
          "type": "DRUG"
        },
        {
          "name": "Vincristine Sulfate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BIOLOGICAL",
        "DRUG",
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "365 Days",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "365 Days to 25 Years"
      },
      "enrollment_count": 5951,
      "start_date": "2019-10-31",
      "completion_date": "2032-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-25",
      "last_synced_at": "2026-09-02T00:27:20.817Z",
      "location_count": 203,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Anchorage, Alaska + 155 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03959085"
    },
    {
      "nct_id": "NCT06750094",
      "title": "A Study of Amivantamab and FOLFIRI Versus Cetuximab/Bevacizumab and FOLFIRI in Participants With KRAS/NRAS and BRAF Wild-type Colorectal Cancer Who Have Previously Received Chemotherapy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Colorectal Neoplasms"
      ],
      "interventions": [
        {
          "name": "Amivantamab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Cetuximab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Bevacizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "5-fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin calcium/Levoleucovorin",
          "type": "DRUG"
        },
        {
          "name": "Irinotecan",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Janssen Research & Development, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 700,
      "start_date": "2024-12-12",
      "completion_date": "2029-04-13",
      "has_results": false,
      "last_update_posted_date": "2026-08-28",
      "last_synced_at": "2026-09-02T00:27:20.817Z",
      "location_count": 71,
      "location_summary": "Chandler, Arizona • Gilbert, Arizona • Prescott, Arizona + 60 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Prescott",
          "state": "Arizona"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Springdale",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06750094"
    },
    {
      "nct_id": "NCT04164069",
      "title": "Dasatinib for the Prevention of Oxaliplatin-Induced Neuropathy in Patients With Metastatic Gastrointestinal Cancer Receiving FOLFOX Chemotherapy With or Without Bevacizumab",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Advanced Colorectal Carcinoma",
        "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",
        "Stage II Colon Cancer",
        "Stage II Rectal Cancer",
        "Stage III Colon Cancer",
        "Stage III Rectal Cancer",
        "Esophageal Cancer",
        "Pancreatic Cancer",
        "Bile Duct Cancer",
        "Gastric Cancer",
        "Gall Bladder Cancer",
        "Small Bowel Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "Bevacizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Dasatinib",
          "type": "DRUG"
        },
        {
          "name": "Fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin Calcium",
          "type": "DRUG"
        },
        {
          "name": "Oxaliplatin",
          "type": "DRUG"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Anne Noonan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 9,
      "start_date": "2020-09-02",
      "completion_date": "2023-06-22",
      "has_results": false,
      "last_update_posted_date": "2024-12-27",
      "last_synced_at": "2026-09-02T00:27:20.817Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04164069"
    }
  ]
}