{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Rare+Disease",
    "query": {
      "condition": "Rare Disease"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 406,
    "total_pages": 41,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Rare+Disease&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-24T05:40:30.462Z",
  "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": "NCT02726711",
      "title": "Reduction in Splanchnic Capacitance Contributes to Sympathetically Dependent Hypertension in Autonomic",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Multiple System Atrophy",
        "Orthostatic Hypotension",
        "Supine Hypertension"
      ],
      "interventions": [
        {
          "name": "Trimethaphan",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vanderbilt University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 2,
      "start_date": "2016-04",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-03-13",
      "last_synced_at": "2026-07-24T05:40:30.462Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02726711"
    },
    {
      "nct_id": "NCT00004464",
      "title": "Study of High Dose Cyclophosphamide in Patients With Severe Aplastic Anemia and Paroxysmal Nocturnal Hemoglobinuria",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Aplastic Anemia",
        "Paroxysmal Hemoglobinuria, Nocturnal"
      ],
      "interventions": [
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "filgrastim",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "Up to 70 Years"
      },
      "enrollment_count": 69,
      "start_date": "1996-02",
      "completion_date": "2008-11-11",
      "has_results": false,
      "last_update_posted_date": "2019-01-18",
      "last_synced_at": "2026-07-24T05:40:30.462Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004464"
    },
    {
      "nct_id": "NCT00005101",
      "title": "Study of Low Bone Mass in Premenopausal or Perimenopausal Women",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Osteoporosis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Center for Research Resources (NCRR)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "54 Years",
        "sex": "FEMALE",
        "summary": "16 Years to 54 Years · Female only"
      },
      "enrollment_count": null,
      "start_date": "1998-02",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2005-06-24",
      "last_synced_at": "2026-07-24T05:40:30.462Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00005101"
    },
    {
      "nct_id": "NCT06399952",
      "title": "Baker Gordon Syndrome Natural History Study",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Rare Diseases",
        "Autism or Autistic Traits",
        "Development Delay",
        "SYT-SSX Fusion Protein Expression",
        "Sleep Disorder",
        "Epilepsy, Generalized",
        "Motor Delay"
      ],
      "interventions": [
        {
          "name": "Brain Magnetic Resonance Imaging (MRI)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Whole Genome Sequencing",
          "type": "GENETIC"
        },
        {
          "name": "Induced Pluripotential Stem Cells",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "GENETIC",
        "OTHER"
      ],
      "sponsor": "University of Missouri-Columbia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "0 Years to 99 Years"
      },
      "enrollment_count": 50,
      "start_date": "2024-04-30",
      "completion_date": "2027-05-05",
      "has_results": false,
      "last_update_posted_date": "2026-06-03",
      "last_synced_at": "2026-07-24T05:40:30.462Z",
      "location_count": 1,
      "location_summary": "Columbia, Missouri",
      "locations": [
        {
          "city": "Columbia",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06399952"
    },
    {
      "nct_id": "NCT07070232",
      "title": "A Clinical Study to Test if an Investigational Treatment Called BNT326 is Safe and Potentially Beneficial When Used Alone or in Combination With Other Investigational Treatments Such as BNT327, for People With Advanced Malignant Tumors",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Advanced Solid Tumor"
      ],
      "interventions": [
        {
          "name": "BNT326",
          "type": "DRUG"
        },
        {
          "name": "Pumitamig",
          "type": "DRUG"
        },
        {
          "name": "Itraconazole",
          "type": "DRUG"
        },
        {
          "name": "Paroxetine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "BioNTech SE",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1438,
      "start_date": "2025-08-12",
      "completion_date": "2030-03",
      "has_results": false,
      "last_update_posted_date": "2026-07-22",
      "last_synced_at": "2026-07-24T05:40:30.462Z",
      "location_count": 18,
      "location_summary": "Phoenix, Arizona • San Francisco, California • Hartford, Connecticut + 14 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Hartford",
          "state": "Connecticut"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Sarasota",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07070232"
    },
    {
      "nct_id": "NCT04795206",
      "title": "Natural Disease Progression in Participants With Choroideremia",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Choroideremia"
      ],
      "interventions": [
        {
          "name": "No Intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Biogen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "10 Years and older"
      },
      "enrollment_count": 1178,
      "start_date": "2020-08-26",
      "completion_date": "2021-08-10",
      "has_results": false,
      "last_update_posted_date": "2021-09-08",
      "last_synced_at": "2026-07-24T05:40:30.462Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04795206"
    },
    {
      "nct_id": "NCT01142674",
      "title": "T-Cell Project: Prospective Collection of Data in Patients With Peripheral T-Cell Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lymphoma, T-Cell, Peripheral"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Associazione Angela Serra per la ricerca sul cancro",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1650,
      "start_date": "2006-09",
      "completion_date": "2018-12",
      "has_results": false,
      "last_update_posted_date": "2019-07-08",
      "last_synced_at": "2026-07-24T05:40:30.462Z",
      "location_count": 8,
      "location_summary": "Palo Alto, California • New Haven, Connecticut • St Louis, Missouri + 5 more",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01142674"
    },
    {
      "nct_id": "NCT02560883",
      "title": "Hairy Cell Leukemia Patient Data Registry",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Leukemia, Other"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Ohio State University 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": 5000,
      "start_date": "2013-01-02",
      "completion_date": "2030-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-02",
      "last_synced_at": "2026-07-24T05:40:30.462Z",
      "location_count": 5,
      "location_summary": "Miami, Florida • Miami Beach, Florida • Rochester, Minnesota + 2 more",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Miami Beach",
          "state": "Florida"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "Rochester",
          "state": "New York"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02560883"
    },
    {
      "nct_id": "NCT03602079",
      "title": "Study of A166 in Patients With Relapsed/Refractory Cancers Expressing HER2 Antigen or Having Amplified HER2 Gene",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "HER2-positive Breast Cancer",
        "HER2 Gene Mutation",
        "HER-2 Gene Amplification",
        "HER2 Positive Gastric Cancer",
        "Salivary Gland Cancer",
        "Salivary Gland Tumor",
        "Salivary Gland Carcinoma",
        "Salivary Gland Neoplasms",
        "Lung Cancer",
        "Colo-rectal Cancer",
        "Rare Diseases",
        "Solid Tumor",
        "Recurrent Gastric Cancer",
        "Recurrent Colon Cancer",
        "Recurrent Breast Cancer",
        "Head and Neck Cancer",
        "Head and Neck Carcinoma",
        "Bladder Cancer",
        "Cervical Cancer",
        "Liver Cancer",
        "Bile Duct Cancer",
        "Urologic Cancer",
        "Pancreatic Cancer",
        "Prostate Cancer",
        "Recurrent Prostate Cancer",
        "Rectal Cancer",
        "Recurrent Ovarian Carcinoma",
        "Recurrent Renal Cell Cancer",
        "Rectal Cancer Stage II",
        "Rectal Cancer Stage I",
        "Rectal Cancer Stage III",
        "Skin Cancer",
        "Mouth Cancer",
        "Lip Cancer Stage I",
        "Tongue Cancer",
        "Breast Neoplasm Malignant Primary",
        "Larynx Cancer",
        "Tonsil Cancer",
        "Palate Cancer",
        "Mucoepidermoid Carcinoma",
        "Primary Peritoneal Carcinoma",
        "Mucinous Adenocarcinoma Gastric",
        "Mucinous Breast Cancer Recurrent",
        "Cholangiocarcinoma"
      ],
      "interventions": [
        {
          "name": "A166",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Klus Pharma Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 49,
      "start_date": "2018-07-16",
      "completion_date": "2022-01-12",
      "has_results": false,
      "last_update_posted_date": "2023-08-03",
      "last_synced_at": "2026-07-24T05:40:30.462Z",
      "location_count": 10,
      "location_summary": "Sarasota, Florida • Boston, Massachusetts • Detroit, Michigan + 7 more",
      "locations": [
        {
          "city": "Sarasota",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Lake Success",
          "state": "New York"
        },
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03602079"
    },
    {
      "nct_id": "NCT03967743",
      "title": "Application of a Systematic Developmental Assessment to a Novel Population: Infants With Rare Genetic Disorders",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Genetic Disease",
        "Genetic Syndrome",
        "Genetic Predisposition to Disease",
        "Development, Infant",
        "Development, Child"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "4 Years",
        "sex": "ALL",
        "summary": "Up to 4 Years"
      },
      "enrollment_count": 43,
      "start_date": "2019-08-26",
      "completion_date": "2026-05-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-02",
      "last_synced_at": "2026-07-24T05:40:30.462Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03967743"
    }
  ]
}