{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Microangiopathic+Hemolytic+Anemia",
    "query": {
      "condition": "Microangiopathic Hemolytic Anemia"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 6,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T03:40:13.389Z",
  "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": "NCT01257269",
      "title": "Genotype and Phenotype Correlation in Hereditary Thrombotic Thrombocytopenic Purpura (Upshaw-Schulman Syndrome)",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Thrombotic Thrombocytopenic Purpura",
        "Congenital Thrombotic Thrombocytopenic Purpura",
        "Familial Thrombotic Thrombocytopenic Purpura",
        "Thrombotic Thrombocytopenic Purpura, Congenital",
        "Upshaw-Schulman Syndrome"
      ],
      "interventions": [
        {
          "name": "Observation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Insel Gruppe AG, University Hospital Bern",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 450,
      "start_date": "2006-10",
      "completion_date": "2030-10",
      "has_results": false,
      "last_update_posted_date": "2023-10-11",
      "last_synced_at": "2026-05-22T03:40:13.389Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01257269"
    },
    {
      "nct_id": "NCT02626663",
      "title": "The Role of Microparticles as a Biomarker",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atypical Hemolytic Uremic Syndrome",
        "Thrombotic Thrombocytopenic Purpura",
        "Microparticles",
        "Microangiopathic Hemolytic Anemia"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 0,
      "start_date": "2016-07",
      "completion_date": "2022-12",
      "has_results": false,
      "last_update_posted_date": "2019-02-19",
      "last_synced_at": "2026-05-22T03:40:13.389Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02626663"
    },
    {
      "nct_id": "NCT03519672",
      "title": "Prospective Psychometric Evaluation Study of a Patient-reported Outcomes (PRO) Instrument for Congenital Thrombotic Thrombocytopenic Purpura (cTTP, Upshaw-Schulman Syndrome [USS], Hereditary Thrombotic Thrombocytopenic Purpura [hTTP]",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Congenital Thrombotic Thrombocytopenic Purpura"
      ],
      "interventions": [
        {
          "name": "No intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Baxalta now part of Shire",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 41,
      "start_date": "2018-07-12",
      "completion_date": "2019-04-08",
      "has_results": false,
      "last_update_posted_date": "2021-03-17",
      "last_synced_at": "2026-05-22T03:40:13.389Z",
      "location_count": 2,
      "location_summary": "Atlanta, Georgia • Houston, Texas",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03519672"
    },
    {
      "nct_id": "NCT00726544",
      "title": "Clinical Outcome Study of ARC1779 Injection in Patients With Thrombotic Microangiopathy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Thrombotic Microangiopathy",
        "Thrombotic Thrombocytopenic Purpura"
      ],
      "interventions": [
        {
          "name": "ARC 1779 Placebo",
          "type": "DRUG"
        },
        {
          "name": "ARC1779 Injection",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Archemix Corp.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 100,
      "start_date": "2008-12",
      "completion_date": "2011-03",
      "has_results": false,
      "last_update_posted_date": "2009-11-26",
      "last_synced_at": "2026-05-22T03:40:13.389Z",
      "location_count": 7,
      "location_summary": "Chicago, Illinois • Indianapolis, Indiana • St Louis, Missouri + 4 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Valhalla",
          "state": "New York"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00726544"
    },
    {
      "nct_id": "NCT04683003",
      "title": "A Study of TAK-755 in Participants With Congenital Thrombotic Thrombocytopenic Purpura",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Thrombotic Thrombocytopenic Purpura (TTP)"
      ],
      "interventions": [
        {
          "name": "TAK-755",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "0 Years to 70 Years"
      },
      "enrollment_count": 77,
      "start_date": "2021-04-14",
      "completion_date": "2027-03-16",
      "has_results": false,
      "last_update_posted_date": "2026-04-02",
      "last_synced_at": "2026-05-22T03:40:13.389Z",
      "location_count": 5,
      "location_summary": "Atlanta, Georgia • Buffalo, New York • Durham, North Carolina + 2 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Buffalo",
          "state": "New York"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Dublin",
          "state": "Ohio"
        },
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04683003"
    },
    {
      "nct_id": "NCT03393975",
      "title": "A Study of BAX 930 in Children, Teenagers, and Adults Born With Thrombotic Thrombocytopenic Purpura (TTP)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Thrombotic Thrombocytopenic Purpura (TTP)"
      ],
      "interventions": [
        {
          "name": "TAK-755",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Standard of care",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Baxalta now part of Shire",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "0 Years to 70 Years"
      },
      "enrollment_count": 52,
      "start_date": "2017-10-13",
      "completion_date": "2024-05-30",
      "has_results": true,
      "last_update_posted_date": "2026-02-09",
      "last_synced_at": "2026-05-22T03:40:13.389Z",
      "location_count": 7,
      "location_summary": "Atlanta, Georgia • Las Vegas, Nevada • Durham, North Carolina + 4 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Las Vegas",
          "state": "Nevada"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03393975"
    }
  ]
}