{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Rare+Disorder&page=18",
    "query": {
      "condition": "Rare Disorder",
      "page": 18
    },
    "page_size": 10
  },
  "pagination": {
    "page": 18,
    "page_size": 10,
    "total_count": 411,
    "total_pages": 42,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Rare+Disorder&page=19&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Rare+Disorder&page=17&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-18T14:58:22.873Z",
  "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": "NCT00004341",
      "title": "Study of Genetic and Molecular Defects in Primary Immunodeficiency Disorders",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "X-Linked Agammaglobulinemia",
        "X-Linked Hyper IgM Syndrome",
        "Wiskott-Aldrich Syndrome",
        "Leukocyte Adhesion Deficiency Syndrome"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "0 Years and older"
      },
      "enrollment_count": null,
      "start_date": "1995-07",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2005-06-24",
      "last_synced_at": "2026-10-18T14:58:22.873Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004341"
    },
    {
      "nct_id": "NCT02985710",
      "title": "Assessment of Small Fiber Neuropathy in Rare Diseases Using Sudoscan",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Small Fiber Neuropathy",
        "Fabry Disease",
        "Ehlers Danlos Syndrome",
        "Mitochondrial Disease"
      ],
      "interventions": [
        {
          "name": "Sudoscan",
          "type": "DEVICE"
        },
        {
          "name": "Skin biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "QSART",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "8 Years to 70 Years"
      },
      "enrollment_count": 102,
      "start_date": "2016-08",
      "completion_date": "2020-08",
      "has_results": true,
      "last_update_posted_date": "2021-10-07",
      "last_synced_at": "2026-10-18T14:58:22.873Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02985710"
    },
    {
      "nct_id": "NCT04358107",
      "title": "Optimal Methods of Disease Progression and Survival Analysis in Children and Adults Patients With Adrenocortical Cancer (ACC)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Adrenocortical Carcinoma"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 1000,
      "start_date": "2020-04-20",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-12",
      "last_synced_at": "2026-10-18T14:58:22.873Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04358107"
    },
    {
      "nct_id": "NCT05256290",
      "title": "Phase 1/2 Study of Silevertinib (BDTX-1535) in Patients With Glioblastoma or Non-Small Cell Lung Cancer With EGFR Mutations",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Non-Small Cell Lung Cancer",
        "Advanced Non-Small Cell Squamous Lung Cancer",
        "Metastatic Lung Non-Small Cell Carcinoma",
        "Metastatic Lung Cancer",
        "NSCLC",
        "Advanced Lung Carcinoma",
        "Epidermal Growth Factor Receptor C797S",
        "Epidermal Growth Factor Receptor G719X",
        "EGF-R Positive Non-Small Cell Lung Cancer",
        "EGFR-TKI Resistant Mutation"
      ],
      "interventions": [
        {
          "name": "silevertinib (BDTX-1535) monotherapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Black Diamond Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2022-03-31",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-07-22",
      "last_synced_at": "2026-10-18T14:58:22.873Z",
      "location_count": 25,
      "location_summary": "Birmingham, Alabama • Gilbert, Arizona • Huntington Beach, California + 20 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05256290"
    },
    {
      "nct_id": "NCT00004317",
      "title": "Pyrimethamine, Sulfadiazine, and Leucovorin in Treating Patients With Congenital Toxoplasmosis",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Toxoplasmosis"
      ],
      "interventions": [
        {
          "name": "Leucovorin calcium",
          "type": "DRUG"
        },
        {
          "name": "Pyrimethamine",
          "type": "DRUG"
        },
        {
          "name": "Spiramycin",
          "type": "DRUG"
        },
        {
          "name": "Sulfadiazine",
          "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": 600,
      "start_date": "2000-07",
      "completion_date": "2030-12",
      "has_results": false,
      "last_update_posted_date": "2009-05-14",
      "last_synced_at": "2026-10-18T14:58:22.873Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004317"
    },
    {
      "nct_id": "NCT07362225",
      "title": "MPN PROGRESSion Registry: Observational Study Tracking Symptoms, Treatments, and Disease Progression in People With Myeloproliferative Neoplasms (MPNs)",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Polycythemia Vera",
        "ET (Essential Thrombocythemia)",
        "Polycythemia Vera (PV)",
        "Essential Thrombocythemia (ET)",
        "Primary Myelofibrosis (MF)",
        "Primary Myelofibrosis (PMF)",
        "Myelofibrosis",
        "Myelofibrosis (MF)",
        "Myelofibrosis, Primary",
        "Myelofibrosis, Post ET",
        "Myelofibrosis, Post PV",
        "Myelofibrosis (PMF)",
        "Myelofibrosis，MF",
        "Myelofibrosis; Primary Myelofibrosis; Post-polycythemia Vera Myelofibrosis; Post-essential Thrombocythemia Myelofibrosis",
        "Myelofibrosis Due to and Following Polycythemia Vera",
        "Myelofibrosis Transformation in Essential Thrombocythemia",
        "Myelofibrosis With High Molecular Risk Mutations",
        "MF",
        "Secondary Myelofibrosis",
        "Secondary Myelofibrosis in Myeloproliferative Disease",
        "Secondary Myelofibrosis (Post-Polycythemia Vera Myelofibrosis, Post-Essential Thrombocythemia Myelofibrosis)",
        "Post-Polycythemia Vera Myelofibrosis",
        "Post-polycythemia Vera Myelofibrosis (PPV-MF)",
        "Post-polycythemia Vera Myelofibrosis (Post-PV MF)",
        "Post-polycythemia Vera Myelofibrosis(Post-PV MF)",
        "Post-PV MF",
        "Post-Essential Thrombocythemia Myelofibrosis",
        "Post-essential Thrombocythemia Myelofibrosis (PET-MF)",
        "Post-essential Thrombocythemia Myelofibrosis(Post-ET MF)",
        "Post-essential Thrombocythemia Myelofibrosis (Post-ET MF)",
        "Post-ET MF",
        "Pre-fibrotic Myelofibrosis",
        "Myeloproliferative Disorder",
        "Myeloproliferative Disorders",
        "Myeloproliferative Disorders (MPD)",
        "Myeloproliferative Neoplasms (MPNs)",
        "Myeloproliferative Neoplasm(MPN)-Associated Myelofibrosis",
        "Myeloproliferative Neoplasm With 10% Blasts or Higher",
        "Myeloproliferative Neoplasms",
        "MPN",
        "MPN (Myeloproliferative Neoplasms)",
        "MPN-associated Myelofibrosis",
        "Myeloproliferative Neoplasm, Unclassifiable",
        "Myeloproliferative Neoplasm, Not Otherwise Specified",
        "Accelerated Phase MPN",
        "Accelerated Phase Myeloproliferative Neoplasm",
        "Blast Phase MPN",
        "Blast Phase Myeloproliferative Neoplasm",
        "Thrombocythemia Myelofibrosis (PET-MF)",
        "Thrombocythemia, Essential",
        "Thrombocythemia, Hemorrhagic",
        "Agnogenic Myeloid Metaplasia",
        "Chronic Idiopathic Myelofibrosis",
        "Idiopathic Myelofibrosis",
        "MDS/MPN Crossover Syndromes"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "MPN Research Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5000,
      "start_date": "2025-09-26",
      "completion_date": "2035-09-08",
      "has_results": false,
      "last_update_posted_date": "2026-01-23",
      "last_synced_at": "2026-10-18T14:58:22.873Z",
      "location_count": 2,
      "location_summary": "Chicago, Illinois • New York, New York",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07362225"
    },
    {
      "nct_id": "NCT00004458",
      "title": "Longitudinal and Biological Study of Childhood Disintegrative Disorder",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pervasive Child Development Disorders",
        "Autism"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "9 Years",
        "sex": "ALL",
        "summary": "2 Years to 9 Years"
      },
      "enrollment_count": 220,
      "start_date": "1997-05",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2005-06-24",
      "last_synced_at": "2026-10-18T14:58:22.873Z",
      "location_count": 2,
      "location_summary": "New Haven, Connecticut • Chicago, Illinois",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004458"
    },
    {
      "nct_id": "NCT00004347",
      "title": "Phase II Study of Dietary Cholesterol for Smith-Lemli-Opitz Syndrome",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Smith-Lemli-Opitz Syndrome"
      ],
      "interventions": [
        {
          "name": "diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "National Center for Research Resources (NCRR)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "0 Years and older"
      },
      "enrollment_count": 5,
      "start_date": "1995-11",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2005-06-24",
      "last_synced_at": "2026-10-18T14:58:22.873Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004347"
    },
    {
      "nct_id": "NCT02978625",
      "title": "Talimogene Laherparepvec and Nivolumab in Treating Patients With Refractory Lymphomas or Advanced or Refractory Non-melanoma Skin Cancers",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anaplastic Large Cell Lymphoma, ALK-Negative",
        "Anaplastic Large Cell Lymphoma, ALK-Positive",
        "Apocrine Carcinoma",
        "Carcinoma Arising From Cylindroma",
        "Carcinoma Arising From Spiradenoma",
        "Digital Papillary Adenocarcinoma",
        "Endocrine Mucin-Producing Sweat Gland Carcinoma",
        "Extramammary Paget Disease",
        "Extraocular Sebaceous Carcinoma",
        "Hidradenocarcinoma",
        "Malignant Sweat Gland Neoplasm",
        "Merkel Cell Carcinoma",
        "Microcystic Adnexal Carcinoma",
        "NK-Cell Lymphoma, Unclassifiable",
        "Papillary Adenocarcinoma",
        "Porocarcinoma",
        "Primary Cutaneous Mucinous Carcinoma",
        "Recurrent Mature T-Cell and NK-Cell Non-Hodgkin Lymphoma",
        "Recurrent T-Cell Non-Hodgkin Lymphoma",
        "Refractory Anaplastic Large Cell Lymphoma",
        "Refractory Mature T-Cell and NK-Cell Non-Hodgkin Lymphoma",
        "Refractory Merkel Cell Carcinoma",
        "Refractory Mycosis Fungoides",
        "Refractory Primary Cutaneous T-Cell Non-Hodgkin Lymphoma",
        "Refractory Skin Squamous Cell Carcinoma",
        "Refractory T-Cell Non-Hodgkin Lymphoma",
        "Sezary Syndrome",
        "Signet Ring Cell Adenocarcinoma",
        "Skin Adenoid Cystic Carcinoma",
        "Skin Adnexal Carcinoma",
        "Skin Basal Cell Carcinoma",
        "Skin Basosquamous Cell Carcinoma",
        "Skin Keratoacanthoma",
        "Skin Squamous Cell Carcinoma",
        "Squamoid Eccrine Ductal Carcinoma",
        "Squamous Cell Carcinoma of Unknown Primary",
        "Sweat Gland Carcinoma",
        "Trichilemmal Carcinoma",
        "Vulvar Squamous Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Nivolumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Positron Emission Mammography",
          "type": "PROCEDURE"
        },
        {
          "name": "Talimogene Laherparepvec",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER",
        "BIOLOGICAL"
      ],
      "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": 68,
      "start_date": "2017-09-27",
      "completion_date": "2027-09-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-13",
      "last_synced_at": "2026-10-18T14:58:22.873Z",
      "location_count": 36,
      "location_summary": "Los Angeles, California • Orange, California • Pasadena, California + 28 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Pasadena",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02978625"
    },
    {
      "nct_id": "NCT03264131",
      "title": "BV-CHEP Chemotherapy for Adult T-cell Leukemia or Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Lymphoma",
        "Adult T-Cell Leukemia/Lymphoma",
        "Lymphatic Diseases"
      ],
      "interventions": [
        {
          "name": "Brentuximab Vedotin",
          "type": "DRUG"
        },
        {
          "name": "CHEP",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "UNC Lineberger Comprehensive 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": 16,
      "start_date": "2018-10-11",
      "completion_date": "2025-12-15",
      "has_results": true,
      "last_update_posted_date": "2026-07-29",
      "last_synced_at": "2026-10-18T14:58:22.873Z",
      "location_count": 4,
      "location_summary": "Hollywood, Florida • Boston, Massachusetts • Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Hollywood",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03264131"
    }
  ]
}