{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Folate&page=19",
    "query": {
      "intervention": "Folate",
      "page": 19
    },
    "page_size": 10
  },
  "pagination": {
    "page": 19,
    "page_size": 10,
    "total_count": 1046,
    "total_pages": 105,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Folate&page=20&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Folate&page=18&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-29T20:41:07.114Z",
  "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": "NCT00000643",
      "title": "Primary Prophylaxis of Cerebral Toxoplasmosis in HIV-Infected Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Toxoplasmosis, Cerebral",
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Pyrimethamine",
          "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": "13 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "13 Years and older"
      },
      "enrollment_count": 150,
      "start_date": null,
      "completion_date": "1994-05",
      "has_results": false,
      "last_update_posted_date": "2021-11-02",
      "last_synced_at": "2026-10-29T20:41:07.114Z",
      "location_count": 24,
      "location_summary": "Palo Alto, California • Torrance, California • Miami, Florida + 16 more",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00000643"
    },
    {
      "nct_id": "NCT00139243",
      "title": "Study of Taxotere, Cisplatin, 5-Fluorouracil, and Leucovorin for Squamous Cell Carcinoma of the Head and Neck",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Squamous Cell Carcinoma",
        "Carcinoma of Head and/or Neck"
      ],
      "interventions": [
        {
          "name": "Taxotere",
          "type": "DRUG"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "5-Fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin",
          "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": 30,
      "start_date": "1997-10",
      "completion_date": "2006-01",
      "has_results": false,
      "last_update_posted_date": "2008-06-04",
      "last_synced_at": "2026-10-29T20:41:07.114Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00139243"
    },
    {
      "nct_id": "NCT00065390",
      "title": "Pyrimethamine to Treat Autoimmune Lymphoproliferative Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Autoimmune Disease",
        "Lymphatic Disease",
        "Lymphoproliferative Disorder"
      ],
      "interventions": [
        {
          "name": "Pyrimethamine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 8,
      "start_date": "2003-07",
      "completion_date": "2005-06",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-10-29T20:41:07.114Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00065390"
    },
    {
      "nct_id": "NCT07039526",
      "title": "Single Dose Investigator Initiated Pilot Study to Investigate CYTALUX (Pafolacianine) for Intraoperative Detection of Malignant Tissue in Subjects Undergoing Surgical Resection for Cancer.",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Esophageal Cancer",
        "Gastrointestinal Cancers",
        "Gynecologic Cancers"
      ],
      "interventions": [
        {
          "name": "CYTALUX™ (pafolacianine) injection preoperatively",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "John Waters",
      "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": "2025-08-19",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-06-05",
      "last_synced_at": "2026-10-29T20:41:07.114Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07039526"
    },
    {
      "nct_id": "NCT00040391",
      "title": "A Trial of an Investigational Drug for the Prevention of Diarrhea Associated With Irinotecan/5FU/Leucovorin Chemotherapy in Previously Untreated Metastatic Colorectal Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Colorectal Neoplasms",
        "Diarrhea"
      ],
      "interventions": [
        {
          "name": "Investigational drug",
          "type": "DRUG"
        },
        {
          "name": "Irinotecan",
          "type": "DRUG"
        },
        {
          "name": "5-fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Celgene Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": null,
      "start_date": "2002-06",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2016-12-01",
      "last_synced_at": "2026-10-29T20:41:07.114Z",
      "location_count": 28,
      "location_summary": "Little Rock, Arkansas • Anaheim, California • Concord, California + 24 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Concord",
          "state": "California"
        },
        {
          "city": "Gilroy",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00040391"
    },
    {
      "nct_id": "NCT00062426",
      "title": "Oxaliplatin and Bevacizumab (Avastin™) With Either Fluorouracil and Leucovorin or Capecitabine in Treating Patients With Advanced Colorectal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "bevacizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "capecitabine",
          "type": "DRUG"
        },
        {
          "name": "fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "leucovorin calcium",
          "type": "DRUG"
        },
        {
          "name": "oxaliplatin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Prologue Research International",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": null,
      "start_date": "2003-05",
      "completion_date": "2011-02",
      "has_results": false,
      "last_update_posted_date": "2013-11-06",
      "last_synced_at": "2026-10-29T20:41:07.114Z",
      "location_count": 52,
      "location_summary": "Birmingham, Alabama • Tucson, Arizona • Greenbrae, California + 47 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Greenbrae",
          "state": "California"
        },
        {
          "city": "Lancaster",
          "state": "California"
        },
        {
          "city": "Rancho Mirage",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00062426"
    },
    {
      "nct_id": "NCT04668976",
      "title": "A Study of the Use of the Medtronic Pump and Codman Catheter to Give Chemotherapy to Patients With Colorectal Carcinoma or Cholangiocarcinoma",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Colorectal Cancer",
        "Cholangiocarcinoma"
      ],
      "interventions": [
        {
          "name": "Medtronic pump and Codman catheter",
          "type": "DEVICE"
        },
        {
          "name": "Floxuridine (FUDR)",
          "type": "DRUG"
        },
        {
          "name": "Gemcitabine",
          "type": "DRUG"
        },
        {
          "name": "Oxaliplatin",
          "type": "DRUG"
        },
        {
          "name": "Irinotecan (CPT-11)",
          "type": "DRUG"
        },
        {
          "name": "Fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "Anti-EGFR (Panitumumab or Cetuximab)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "Benaroya Research Institute",
      "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": "2020-11-25",
      "completion_date": "2024-12",
      "has_results": false,
      "last_update_posted_date": "2020-12-21",
      "last_synced_at": "2026-10-29T20:41:07.114Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04668976"
    },
    {
      "nct_id": "NCT01362374",
      "title": "Safety and Clinical Pharmacology of GDC-0068 in Combination With Docetaxel, Fluoropyrimidine Plus Oxaliplatin, Paclitaxel, or Enzalutamide in Participants With Advanced Solid Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Neoplasms"
      ],
      "interventions": [
        {
          "name": "5-FU",
          "type": "DRUG"
        },
        {
          "name": "Docetaxel",
          "type": "DRUG"
        },
        {
          "name": "Enzalutamide",
          "type": "DRUG"
        },
        {
          "name": "Ipatasertib",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin",
          "type": "DRUG"
        },
        {
          "name": "Oxaliplatin",
          "type": "DRUG"
        },
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Genentech, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 122,
      "start_date": "2011-07-11",
      "completion_date": "2020-10-16",
      "has_results": false,
      "last_update_posted_date": "2022-01-12",
      "last_synced_at": "2026-10-29T20:41:07.114Z",
      "location_count": 7,
      "location_summary": "San Francisco, California • Sarasota, Florida • Boston, Massachusetts + 4 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Sarasota",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Las Vegas",
          "state": "Nevada"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01362374"
    },
    {
      "nct_id": "NCT00673179",
      "title": "Doxorubicin With Cisplatin, High-Dose Methotrexate, and Additional Risk-Adapted Outpatient Chemotherapy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteosarcoma"
      ],
      "interventions": [
        {
          "name": "Doxorubicin",
          "type": "DRUG"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin",
          "type": "DRUG"
        },
        {
          "name": "Dexrazoxane",
          "type": "DRUG"
        },
        {
          "name": "Ifosfamide",
          "type": "DRUG"
        },
        {
          "name": "Questionnaire",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Gemcitabine",
          "type": "DRUG"
        },
        {
          "name": "Sargramostim",
          "type": "DRUG"
        },
        {
          "name": "Surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Mesna",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL",
        "PROCEDURE"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "5 Years to 40 Years"
      },
      "enrollment_count": 7,
      "start_date": "2008-05",
      "completion_date": "2010-11",
      "has_results": true,
      "last_update_posted_date": "2014-09-10",
      "last_synced_at": "2026-10-29T20:41:07.114Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00673179"
    },
    {
      "nct_id": "NCT05273710",
      "title": "Effects of Dietary Folate and Phytate Zinc Absorption: Zinc Amino Acid Complexes vs. Zinc-chloride",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dietary Zinc Absorption"
      ],
      "interventions": [
        {
          "name": "Regular toast and juice",
          "type": "OTHER"
        },
        {
          "name": "High phytate toast and juice",
          "type": "OTHER"
        },
        {
          "name": "Regular toast and juice, with folic acid",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, Berkeley",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "50 Years",
        "sex": "MALE",
        "summary": "19 Years to 50 Years · Male only"
      },
      "enrollment_count": 10,
      "start_date": "2022-03-28",
      "completion_date": "2022-11-16",
      "has_results": false,
      "last_update_posted_date": "2022-12-21",
      "last_synced_at": "2026-10-29T20:41:07.114Z",
      "location_count": 1,
      "location_summary": "Berkeley, California",
      "locations": [
        {
          "city": "Berkeley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05273710"
    }
  ]
}