{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Paroxysmal+Hemoglobinuria%2C+Nocturnal",
    "query": {
      "condition": "Paroxysmal Hemoglobinuria, Nocturnal"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 67,
    "total_pages": 7,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Paroxysmal+Hemoglobinuria%2C+Nocturnal&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T03:07:31.794Z",
  "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": "NCT00438789",
      "title": "The Paroxysmal Nocturnal Hemoglobinuria Early Access Treatment Protocol",
      "overall_status": "APPROVED_FOR_MARKETING",
      "study_type": "EXPANDED_ACCESS",
      "phases": [],
      "conditions": [
        "Hemoglobinuria, Paroxysmal"
      ],
      "interventions": [
        {
          "name": "eculizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Alexion Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": null,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2014-05-06",
      "last_synced_at": "2026-07-23T03:07:31.794Z",
      "location_count": 1,
      "location_summary": "Livingston, New Jersey",
      "locations": [
        {
          "city": "Livingston",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00438789"
    },
    {
      "nct_id": "NCT01294891",
      "title": "Microvascular and Cardiac Dysfunction in Paroxysmal Nocturnal Hemoglobinuria and Sickle Cell Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Rheologic Disease",
        "Sickle Cell Disease",
        "Paroxysmal Nocturnal Hemoglobinuria"
      ],
      "interventions": [
        {
          "name": "Imaging",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Oregon Health and Science University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 6,
      "start_date": "2011-02",
      "completion_date": "2014-10",
      "has_results": false,
      "last_update_posted_date": "2014-10-28",
      "last_synced_at": "2026-07-23T03:07:31.794Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01294891"
    },
    {
      "nct_id": "NCT05630001",
      "title": "Single Arm, Open Label Trial With Iptacopan Treatment for 24 Weeks, in Patients on Stable Regimen of Anti-C5 Who Switch to Iptacopan.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Paroxysmal Nocturnal Hemoglobinuria"
      ],
      "interventions": [
        {
          "name": "Iptacopan",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 52,
      "start_date": "2023-04-24",
      "completion_date": "2024-10-17",
      "has_results": true,
      "last_update_posted_date": "2026-01-13",
      "last_synced_at": "2026-07-23T03:07:31.794Z",
      "location_count": 9,
      "location_summary": "Duarte, California • Los Angeles, California • Miami Lakes, Florida + 6 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Miami Lakes",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05630001"
    },
    {
      "nct_id": "NCT03056040",
      "title": "ALXN1210 Versus Eculizumab in Adult Participants With Paroxysmal Nocturnal Hemoglobinuria (PNH) Currently Treated With Eculizumab",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Paroxysmal Nocturnal Hemoglobinuria (PNH)"
      ],
      "interventions": [
        {
          "name": "Ravulizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Eculizumab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Alexion Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 202,
      "start_date": "2017-05-17",
      "completion_date": "2022-02-21",
      "has_results": true,
      "last_update_posted_date": "2025-03-12",
      "last_synced_at": "2026-07-23T03:07:31.794Z",
      "location_count": 5,
      "location_summary": "Duarte, California • Los Angeles, California • Baltimore, Maryland + 2 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03056040"
    },
    {
      "nct_id": "NCT00186823",
      "title": "Haploidentical Stem Cell Transplantation for Patients With Hematologic Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Leukemia, Acute Lymphocytic (ALL)",
        "Leukemia, Myeloid, Acute(AML)",
        "Leukemia, Myeloid, Chronic(CML)",
        "Juvenile Myelomonocytic Leukemia(JMML)",
        "Hemoglobinuria, Paroxysmal Nocturnal (PNH)",
        "Lymphoma, Non-Hodgkin (NHL)",
        "Myelodysplastic Syndrome (MDS)"
      ],
      "interventions": [
        {
          "name": "Miltenyi Biotec CliniMACS",
          "type": "DEVICE"
        },
        {
          "name": "Stem Cell Transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "TBI, systemic chemotherapy and antibodies as follows:",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "2 Years to 21 Years"
      },
      "enrollment_count": 57,
      "start_date": "2002-03",
      "completion_date": "2009-01",
      "has_results": false,
      "last_update_posted_date": "2009-01-29",
      "last_synced_at": "2026-07-23T03:07:31.794Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00186823"
    },
    {
      "nct_id": "NCT02179359",
      "title": "Hematopoietic Stem Cell Transplant for High Risk Hemoglobinopathies",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sickle Cell Disease",
        "Transfusion Dependent Alpha- or Beta- Thalassemia",
        "Diamond Blackfan Anemia",
        "Paroxysmal Nocturnal Hemoglobinuria",
        "Glanzmann Thrombasthenia",
        "Severe Congenital Neutropenia",
        "Shwachman-Diamond Syndrome",
        "Non-Malignant Hematologic Disorders"
      ],
      "interventions": [
        {
          "name": "Reduced Toxicity Ablative Regimen",
          "type": "DRUG"
        },
        {
          "name": "Reduced Intensity Preparative Regimen",
          "type": "DRUG"
        },
        {
          "name": "Myeloablative Preparative Regimen",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Masonic Cancer Center, University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "Up to 55 Years"
      },
      "enrollment_count": 38,
      "start_date": "2014-09-02",
      "completion_date": "2024-11-21",
      "has_results": false,
      "last_update_posted_date": "2025-03-03",
      "last_synced_at": "2026-07-23T03:07:31.794Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02179359"
    },
    {
      "nct_id": "NCT00012376",
      "title": "Chemotherapy Plus Sargramostim in Treating Patients With Refractory Myeloid Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Accelerated Phase Chronic Myelogenous Leukemia",
        "Adult Acute Myeloid Leukemia With 11q23 (MLL) Abnormalities",
        "Adult Acute Myeloid Leukemia With Del(5q)",
        "Adult Acute Myeloid Leukemia With Inv(16)(p13;q22)",
        "Adult Acute Myeloid Leukemia With t(15;17)(q22;q12)",
        "Adult Acute Myeloid Leukemia With t(16;16)(p13;q22)",
        "Adult Acute Myeloid Leukemia With t(8;21)(q22;q22)",
        "Blastic Phase Chronic Myelogenous Leukemia",
        "Chronic Myelomonocytic Leukemia",
        "Chronic Phase Chronic Myelogenous Leukemia",
        "Paroxysmal Nocturnal Hemoglobinuria",
        "Previously Treated Myelodysplastic Syndromes",
        "Recurrent Adult Acute Myeloid Leukemia",
        "Refractory Anemia",
        "Refractory Anemia With Ringed Sideroblasts",
        "Relapsing Chronic Myelogenous Leukemia",
        "Thrombocytopenia",
        "Untreated Adult Acute Myeloid Leukemia"
      ],
      "interventions": [
        {
          "name": "bryostatin 1",
          "type": "DRUG"
        },
        {
          "name": "sargramostim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "pharmacological study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL",
        "OTHER"
      ],
      "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": 35,
      "start_date": "2001-03",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-01-09",
      "last_synced_at": "2026-07-23T03:07:31.794Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00012376"
    },
    {
      "nct_id": "NCT05755867",
      "title": "Global PNH Patient Registry",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Paroxysmal Nocturnal Hemoglobinuria"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Aplastic Anemia and MDS International Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 500,
      "start_date": "2021-05-06",
      "completion_date": "2031-05-06",
      "has_results": false,
      "last_update_posted_date": "2025-02-20",
      "last_synced_at": "2026-07-23T03:07:31.794Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05755867"
    },
    {
      "nct_id": "NCT00975975",
      "title": "Basiliximab #2: In-Vivo Activated T-Cell Depletion to Prevent Graft-Versus_Host Disease (GVHD) After Nonmyeloablative Allotransplantation for the Treatment of Blood Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Myelogenous Leukemia",
        "Acute Lymphocytic Leukemia",
        "Chronic Myelogenous Leukemia",
        "Chronic Lymphocytic Leukemia",
        "Myelodysplasia",
        "Non-Hodgkin's Lymphoma",
        "Hodgkin's Disease",
        "Multiple Myeloma",
        "Myelofibrosis",
        "Anemia, Aplastic",
        "Hemoglobinuria, Paroxysmal"
      ],
      "interventions": [
        {
          "name": "Basiliximab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 17,
      "start_date": "2009-09",
      "completion_date": "2013-11",
      "has_results": true,
      "last_update_posted_date": "2016-02-26",
      "last_synced_at": "2026-07-23T03:07:31.794Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00975975"
    },
    {
      "nct_id": "NCT06934967",
      "title": "Study to Assess the Pharmacokinetics, Safety, and Tolerability of Iptacopan in Pediatric PNH Patients",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Paroxysmal Nocturnal Hemoglobinuria (PNH)"
      ],
      "interventions": [
        {
          "name": "LNP023",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "2 Years to 18 Years"
      },
      "enrollment_count": 12,
      "start_date": "2025-10-28",
      "completion_date": "2031-12-19",
      "has_results": false,
      "last_update_posted_date": "2026-04-16",
      "last_synced_at": "2026-07-23T03:07:31.794Z",
      "location_count": 3,
      "location_summary": "New Brunswick, New Jersey • Philadelphia, Pennsylvania • Memphis, Tennessee",
      "locations": [
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06934967"
    }
  ]
}