{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hurler+Syndrome+%28MPS+I%29",
    "query": {
      "condition": "Hurler Syndrome (MPS I)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 51,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hurler+Syndrome+%28MPS+I%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-24T02:07:38.547Z",
  "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": "NCT04453085",
      "title": "An Extension Study of JR-171-101 Study in Patients With Mucopolysaccharidosis Type I (MPS I)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Mucopolysaccharidosis I"
      ],
      "interventions": [
        {
          "name": "JR-171",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "JCR Pharmaceuticals Co., Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 14,
      "start_date": "2021-10-28",
      "completion_date": "2025-05-02",
      "has_results": false,
      "last_update_posted_date": "2025-08-28",
      "last_synced_at": "2026-07-24T02:07:38.547Z",
      "location_count": 1,
      "location_summary": "Oakland, California",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04453085"
    },
    {
      "nct_id": "NCT03639844",
      "title": "BPX-501 T Cells Infused Post Stem Cell Transplant in Pediatrics With Non-Malignant Disorders Ineligible for BPU004 Study",
      "overall_status": "NO_LONGER_AVAILABLE",
      "study_type": "EXPANDED_ACCESS",
      "phases": [],
      "conditions": [
        "Hurler Syndrome",
        "Inherited Metabolic Disorder",
        "Lysosomal Storage Disorder",
        "Metachromatic Leukodystrophy",
        "Inborn Errors of Metabolism"
      ],
      "interventions": [
        {
          "name": "rivogenlecleucel",
          "type": "BIOLOGICAL"
        },
        {
          "name": "rimiducid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Bellicum Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "3 Months",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "3 Months to 21 Years"
      },
      "enrollment_count": null,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2020-10-05",
      "last_synced_at": "2026-07-24T02:07:38.547Z",
      "location_count": 2,
      "location_summary": "Los Angeles, California • Palo Alto, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03639844"
    },
    {
      "nct_id": "NCT00215527",
      "title": "Intrathecal Enzyme Replacement Therapy for Spinal Cord Compression in Mucopolysaccharidosis (MPS) I",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Mucopolysaccharidosis I",
        "Lysosomal Storage Diseases",
        "Spinal Cord Compression"
      ],
      "interventions": [
        {
          "name": "laronidase",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Patricia I. Dickson, M.D.",
      "sponsor_class": "INDIV",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "8 Years and older"
      },
      "enrollment_count": 4,
      "start_date": "2005-11",
      "completion_date": "2011-10",
      "has_results": false,
      "last_update_posted_date": "2013-02-21",
      "last_synced_at": "2026-07-24T02:07:38.547Z",
      "location_count": 1,
      "location_summary": "Torrance, California",
      "locations": [
        {
          "city": "Torrance",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00215527"
    },
    {
      "nct_id": "NCT05634512",
      "title": "Evaluation of Intravenous Laronidase Pharmacokinetics Before and After Hematopoietic Cell Transplantation in Patients With Mucopolysaccharidosis Type IH.",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hematopoietic Cell Transplantation",
        "Mucopolysaccharidosis Type I"
      ],
      "interventions": [
        {
          "name": "Laronidase therapy and a stem cell transplant",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Masonic Cancer Center, University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "3 Years",
        "sex": "ALL",
        "summary": "0 Years to 3 Years"
      },
      "enrollment_count": 13,
      "start_date": "2022-11-17",
      "completion_date": "2026-10-01",
      "has_results": false,
      "last_update_posted_date": "2025-10-30",
      "last_synced_at": "2026-07-24T02:07:38.547Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05634512"
    },
    {
      "nct_id": "NCT02702115",
      "title": "Ascending Dose Study of Genome Editing by the Zinc Finger Nuclease (ZFN) Therapeutic SB-318 in Subjects With MPS I",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "MPS I"
      ],
      "interventions": [
        {
          "name": "SB-318",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sangamo Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "5 Years and older"
      },
      "enrollment_count": 3,
      "start_date": "2017-05-24",
      "completion_date": "2021-11-03",
      "has_results": true,
      "last_update_posted_date": "2023-01-26",
      "last_synced_at": "2026-07-24T02:07:38.547Z",
      "location_count": 1,
      "location_summary": "Oakland, California",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02702115"
    },
    {
      "nct_id": "NCT00286689",
      "title": "Effects of Growth Hormone in Chronically Ill Children",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hurler Syndrome",
        "Cerebral Palsy",
        "Juvenile Rheumatoid Arthritis",
        "Crohn Disease",
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Growth Hormone",
          "type": "DRUG"
        },
        {
          "name": "Whole body Protein turnover",
          "type": "PROCEDURE"
        },
        {
          "name": "DEXA scan",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "3 Years to 17 Years"
      },
      "enrollment_count": 0,
      "start_date": "2006-02-03",
      "completion_date": "2006-02-03",
      "has_results": false,
      "last_update_posted_date": "2018-12-14",
      "last_synced_at": "2026-07-24T02:07:38.547Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00286689"
    },
    {
      "nct_id": "NCT06103487",
      "title": "Long Term Follow-Up for RGX-111",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Mucopolysaccharidosis I"
      ],
      "interventions": [
        {
          "name": "No Intervention",
          "type": "GENETIC"
        }
      ],
      "intervention_types": [
        "GENETIC"
      ],
      "sponsor": "REGENXBIO Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 21,
      "start_date": "2023-07-24",
      "completion_date": "2027-09",
      "has_results": false,
      "last_update_posted_date": "2026-04-29",
      "last_synced_at": "2026-07-24T02:07:38.547Z",
      "location_count": 1,
      "location_summary": "Orange, California",
      "locations": [
        {
          "city": "Orange",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06103487"
    },
    {
      "nct_id": "NCT02371226",
      "title": "Safety and Dose Ranging Study of Insulin Receptor MAb-IDUA Fusion Protein in Patients With MPS I",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Mucopolysaccharidosis I"
      ],
      "interventions": [
        {
          "name": "AGT-181 (HIRMAb-IDUA)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "ArmaGen, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3,
      "start_date": "2015-07",
      "completion_date": "2017-02-01",
      "has_results": false,
      "last_update_posted_date": "2023-02-21",
      "last_synced_at": "2026-07-24T02:07:38.547Z",
      "location_count": 6,
      "location_summary": "Oakland, California • Orange, California • Decatur, Georgia + 3 more",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Decatur",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02371226"
    },
    {
      "nct_id": "NCT00638547",
      "title": "Intrathecal Enzyme Replacement for Hurler Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Hurler Syndrome"
      ],
      "interventions": [
        {
          "name": "IRT Laronidase",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Masonic Cancer Center, University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "3 Years",
        "sex": "ALL",
        "summary": "6 Months to 3 Years"
      },
      "enrollment_count": 26,
      "start_date": "2008-01-02",
      "completion_date": "2018-11-18",
      "has_results": false,
      "last_update_posted_date": "2018-12-03",
      "last_synced_at": "2026-07-24T02:07:38.547Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00638547"
    },
    {
      "nct_id": "NCT00176891",
      "title": "Stem Cell Transplant w/Laronidase for Hurler",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Mucopolysaccharidosis I",
        "Hurler Syndrome"
      ],
      "interventions": [
        {
          "name": "Stem Cell Transplant",
          "type": "PROCEDURE"
        },
        {
          "name": "Laronidase ERT",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Masonic Cancer Center, University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "7 Years",
        "sex": "ALL",
        "summary": "Up to 7 Years"
      },
      "enrollment_count": 25,
      "start_date": "2004-03",
      "completion_date": "2012-11",
      "has_results": true,
      "last_update_posted_date": "2019-07-11",
      "last_synced_at": "2026-07-24T02:07:38.547Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00176891"
    }
  ]
}