{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Paroxysmal+Nocturnal+Hemoglobinuria&page=2",
    "query": {
      "condition": "Paroxysmal Nocturnal Hemoglobinuria",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Paroxysmal+Nocturnal+Hemoglobinuria&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-05-21T23:33:56.516Z",
  "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": "NCT00122317",
      "title": "Extension Study of Eculizumab in Patients With Transfusion Dependent Paroxysmal Nocturnal Hemoglobinuria (PNH)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Paroxysmal Hemoglobinuria, Nocturnal"
      ],
      "interventions": [
        {
          "name": "eculizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 187,
      "start_date": "2005-05",
      "completion_date": "2008-10",
      "has_results": true,
      "last_update_posted_date": "2018-03-13",
      "last_synced_at": "2026-05-21T23:33:56.516Z",
      "location_count": 14,
      "location_summary": "Stanford, California • Hartford, Connecticut • Weston, Florida + 10 more",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Hartford",
          "state": "Connecticut"
        },
        {
          "city": "Weston",
          "state": "Florida"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00122317"
    },
    {
      "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": "2026-05-21T23:33:56.516Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00975975"
    },
    {
      "nct_id": "NCT00315419",
      "title": "Identifying Characteristics of Bone Marrow Failure Syndromes",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bone Marrow Failure Syndromes",
        "Anemia, Aplastic",
        "Myelodysplastic Syndromes",
        "Hemoglobinuria, Paroxysmal",
        "Red-Cell Aplasia, Pure",
        "Purpura, Thrombocytopenic",
        "Leukemia, Lymphocytic"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Office of Rare Diseases (ORD)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "11 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "11 Years and older"
      },
      "enrollment_count": 450,
      "start_date": "2006-04",
      "completion_date": "2009-07",
      "has_results": false,
      "last_update_posted_date": "2010-04-21",
      "last_synced_at": "2026-05-21T23:33:56.516Z",
      "location_count": 4,
      "location_summary": "Los Angeles, California • Tampa, Florida • Cleveland, Ohio + 1 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00315419"
    },
    {
      "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": "2026-05-21T23:33:56.516Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00012376"
    },
    {
      "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": "2026-05-21T23:33:56.516Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00186823"
    },
    {
      "nct_id": "NCT03225287",
      "title": "Extension Study of RA101495 for Patients With PNH Who Have Completed a Zilucoplan (RA101495) Clinical Study",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Paroxysmal Nocturnal Hemoglobinuria (PNH)"
      ],
      "interventions": [
        {
          "name": "Zilucoplan (RA101495)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ra 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": 19,
      "start_date": "2017-07-17",
      "completion_date": "2021-10-26",
      "has_results": true,
      "last_update_posted_date": "2023-09-28",
      "last_synced_at": "2026-05-21T23:33:56.516Z",
      "location_count": 2,
      "location_summary": "Los Angeles, California • Dallas, Texas",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03225287"
    },
    {
      "nct_id": "NCT00587054",
      "title": "Trial of Allogeneic Stem Cell Transplants From HLA Compatible, Related and Unrelated Donors After a Myeloablative Preparative Regimen With Hyperfractionated TBI, Thiotepa and Fludarabine For Adult Patients With Lymphohematopoietic Disorders",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Allogeneic Stem Cell Transplant",
        "Leukemia",
        "Non-Hodgkins",
        "Lymphoblastic Lymphoma",
        "Myelodysplastic Syndrome",
        "Paroxysmal Nocturnal Hemoglobinuria (PNH)"
      ],
      "interventions": [
        {
          "name": "cytoreductive regimen followed by a CD34+E- selected allogeneic stem cell transplant",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 129,
      "start_date": "2001-06",
      "completion_date": "2011-05",
      "has_results": true,
      "last_update_posted_date": "2017-03-10",
      "last_synced_at": "2026-05-21T23:33:56.516Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00587054"
    },
    {
      "nct_id": "NCT03500549",
      "title": "Study to Evaluate the Efficacy and Safety of APL-2 in Patients With Paroxysmal Nocturnal Hemoglobinuria (PNH)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Paroxysmal Nocturnal Hemoglobinuria"
      ],
      "interventions": [
        {
          "name": "Pegcetacoplan",
          "type": "DRUG"
        },
        {
          "name": "Soliris",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Apellis 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": 80,
      "start_date": "2018-06-14",
      "completion_date": "2020-08-13",
      "has_results": true,
      "last_update_posted_date": "2022-03-25",
      "last_synced_at": "2026-05-21T23:33:56.516Z",
      "location_count": 19,
      "location_summary": "Los Angeles, California • Santa Monica, California • Denver, Colorado + 16 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03500549"
    },
    {
      "nct_id": "NCT07413250",
      "title": "Assess Long-Term Safety of Danicopan Add-on Therapy in Participants With Paroxysmal Nocturnal Hemoglobinuria: Analysis of IPIG-Registry Data",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Paroxysmal Nocturnal Hemoglobinuria",
        "PNH"
      ],
      "interventions": [
        {
          "name": "Danicopan",
          "type": "DRUG"
        },
        {
          "name": "Soliris/Ultomiris",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 50,
      "start_date": "2026-01-14",
      "completion_date": "2030-01-15",
      "has_results": false,
      "last_update_posted_date": "2026-02-17",
      "last_synced_at": "2026-05-21T23:33:56.516Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07413250"
    },
    {
      "nct_id": "NCT01272817",
      "title": "Nonmyeloablative Allogeneic Transplant",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Aplastic Anemia",
        "Paroxysmal Nocturnal Hemoglobinuria",
        "Acute Myelogenous Leukemia",
        "Acute Lymphocytic Leukemia",
        "Myelodysplastic Syndrome",
        "Chronic Myelogenous Leukemia",
        "Chronic Lymphocytic Leukemia",
        "Hodgkin's Lymphoma",
        "Non-Hodgkin's Lymphoma",
        "Mantle Cell Lymphoma",
        "Multiple Myeloma",
        "Waldenstrom Macroglobulinemia",
        "Breast Cancer",
        "Renal Cell Carcinoma",
        "Melanoma",
        "Sarcoma",
        "Ovarian Cancer",
        "Thymoma"
      ],
      "interventions": [
        {
          "name": "Nonmyeloablative Allogeneic Transplant",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Scripps Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "72 Years",
        "sex": "ALL",
        "summary": "18 Years to 72 Years"
      },
      "enrollment_count": 36,
      "start_date": "2001-10",
      "completion_date": "2015-10",
      "has_results": false,
      "last_update_posted_date": "2022-11-23",
      "last_synced_at": "2026-05-21T23:33:56.516Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01272817"
    }
  ]
}