{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=L-histidine",
    "query": {
      "intervention": "L-histidine"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 63,
    "total_pages": 7,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=L-histidine&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-05T16:15:31.952Z",
  "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": "NCT06487546",
      "title": "Repletion of Ergothioneine in Patients With Kidney Failure",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Esrd"
      ],
      "interventions": [
        {
          "name": "Ergothioneine",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 28,
      "start_date": "2025-04-01",
      "completion_date": "2030-12",
      "has_results": false,
      "last_update_posted_date": "2026-04-01",
      "last_synced_at": "2026-09-05T16:15:31.952Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06487546"
    },
    {
      "nct_id": "NCT07197762",
      "title": "MenB-FHbp or MenACWY-TT/MenB-FHbp Vaccine in MenB-4C Primed Young Adults",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Neisseria Meningitidis"
      ],
      "interventions": [
        {
          "name": "Trumenba",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PENBRAYA",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "18 Years to 25 Years"
      },
      "enrollment_count": 125,
      "start_date": "2025-11-04",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2025-12-22",
      "last_synced_at": "2026-09-05T16:15:31.952Z",
      "location_count": 2,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07197762"
    },
    {
      "nct_id": "NCT07363395",
      "title": "Safety, Tolerability, and Pharmacokinetics of ASCT-83 in Healthy Adults",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Neuropathic Pain"
      ],
      "interventions": [
        {
          "name": "ASCT-83",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Alcamena Stem Cell Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 72,
      "start_date": "2026-01-06",
      "completion_date": "2026-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-16",
      "last_synced_at": "2026-09-05T16:15:31.952Z",
      "location_count": 1,
      "location_summary": "Saint Paul, Minnesota",
      "locations": [
        {
          "city": "Saint Paul",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07363395"
    },
    {
      "nct_id": "NCT00069017",
      "title": "Effects of MEDI-522 On Disease Activity and Progression of Joint Damage in Patients With Active Rheumatoid Arthritis Suboptimally Responding to Methotrexate",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "MEDI-522",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "MedImmune LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 300,
      "start_date": "2003-09",
      "completion_date": "2006-04",
      "has_results": false,
      "last_update_posted_date": "2007-11-27",
      "last_synced_at": "2026-09-05T16:15:31.952Z",
      "location_count": 29,
      "location_summary": "Birmingham, Alabama • Glendale, Arizona • Phoenix, Arizona + 24 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00069017"
    },
    {
      "nct_id": "NCT02737306",
      "title": "A Study of Acute Graft-Versus-Host Disease (GVHD) in Patients Undergoing Allogeneic Stem-Cell Transplantation",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Graft Vs Host Disease"
      ],
      "interventions": [
        {
          "name": "PRO 140",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "CytoDyn, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 11,
      "start_date": "2017-05-14",
      "completion_date": "2021-09-30",
      "has_results": true,
      "last_update_posted_date": "2024-03-12",
      "last_synced_at": "2026-09-05T16:15:31.952Z",
      "location_count": 8,
      "location_summary": "Miami, Florida • Maywood, Illinois • Detroit, Michigan + 5 more",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Maywood",
          "state": "Illinois"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02737306"
    },
    {
      "nct_id": "NCT05110313",
      "title": "Effects of Tildrakizumab on Epigenetic Age",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Psoriasis",
        "Aging",
        "Epigenetic Disorder",
        "Inflammation; Skin"
      ],
      "interventions": [
        {
          "name": "TILDRAKIZUMAB",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Carlos Wambier",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "35 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2022-04-08",
      "completion_date": "2024-05-27",
      "has_results": false,
      "last_update_posted_date": "2024-07-18",
      "last_synced_at": "2026-09-05T16:15:31.952Z",
      "location_count": 1,
      "location_summary": "Providence, Rhode Island",
      "locations": [
        {
          "city": "Providence",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05110313"
    },
    {
      "nct_id": "NCT04722003",
      "title": "Mucosal Immunity Against Neisseria Gonorrhoeae After 4CMenB Vaccination",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Gonorrhoea"
      ],
      "interventions": [
        {
          "name": "Meningococcal Group B Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "18 Years to 49 Years"
      },
      "enrollment_count": 52,
      "start_date": "2021-11-01",
      "completion_date": "2023-10-02",
      "has_results": true,
      "last_update_posted_date": "2024-11-05",
      "last_synced_at": "2026-09-05T16:15:31.952Z",
      "location_count": 1,
      "location_summary": "Decatur, Georgia",
      "locations": [
        {
          "city": "Decatur",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04722003"
    },
    {
      "nct_id": "NCT00001262",
      "title": "Copper Histidine Therapy for Menkes Diseases",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Kinky Hair Syndrome"
      ],
      "interventions": [
        {
          "name": "Copper Histidine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 60,
      "start_date": "1990-06",
      "completion_date": "2013-07",
      "has_results": true,
      "last_update_posted_date": "2015-10-30",
      "last_synced_at": "2026-09-05T16:15:31.952Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001262"
    },
    {
      "nct_id": "NCT04142294",
      "title": "Safety of Graded-Dose of Histidine in Humans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Histidine",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "21 Years to 50 Years"
      },
      "enrollment_count": 40,
      "start_date": "2017-09-21",
      "completion_date": "2019-08-31",
      "has_results": false,
      "last_update_posted_date": "2022-02-07",
      "last_synced_at": "2026-09-05T16:15:31.952Z",
      "location_count": 1,
      "location_summary": "Ithaca, New York",
      "locations": [
        {
          "city": "Ithaca",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04142294"
    },
    {
      "nct_id": "NCT00015639",
      "title": "Identification of Donors of CD36-Deficient Platelets Among Japanese Individuals on the NIH Campus",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Thrombocytopenia"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institutes of Health Clinical Center (CC)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 150,
      "start_date": "2001-04",
      "completion_date": "2004-02",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-09-05T16:15:31.952Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00015639"
    }
  ]
}