{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Alloimmunization",
    "query": {
      "condition": "Alloimmunization"
    },
    "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": "2026-07-21T20:40:26.412Z",
  "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": "NCT03842189",
      "title": "A Study to Evaluate the Safety, Efficacy, Pharmacokinetics and Pharmacodynamics of M281 Administered to Pregnant Women at High Risk for Early Onset Severe Hemolytic Disease of the Fetus and Newborn (HDFN)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hemolytic Disease of the Fetus and Newborn"
      ],
      "interventions": [
        {
          "name": "M281",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Janssen Research & Development, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 25,
      "start_date": "2018-04-05",
      "completion_date": "2024-08-05",
      "has_results": true,
      "last_update_posted_date": "2026-03-25",
      "last_synced_at": "2026-07-21T20:40:26.412Z",
      "location_count": 8,
      "location_summary": "San Francisco, California • New York, New York • Cincinnati, Ohio + 5 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03842189"
    },
    {
      "nct_id": "NCT02858323",
      "title": "Complement (C1q) Binding to HLA Antibodies in a Solid-phase Immunoassay and Clinical Effect on Platelet Transfusion",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Thrombocytopenia",
        "Platelet Transfusion Refractoriness"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institutes of Health Clinical Center (CC)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "3 Years to 80 Years"
      },
      "enrollment_count": 68,
      "start_date": "2016-07-27",
      "completion_date": "2017-06-20",
      "has_results": false,
      "last_update_posted_date": "2026-07-16",
      "last_synced_at": "2026-07-21T20:40:26.412Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02858323"
    },
    {
      "nct_id": "NCT07414511",
      "title": "Hemophilia A Research Program",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hemophilia A",
        "Hemophilia A, Severe",
        "Factor VIII (FVIII)",
        "FVIII Deficiency",
        "Carrier of Hemophilia A",
        "Inhibitors",
        "Pregnancy",
        "Maternal Blood Loss",
        "Pregnancy Complications",
        "Bleeding Disorder",
        "Hemorrhage, Postpartum",
        "Alloimmunization",
        "X-Linked"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 500,
      "start_date": "2024-07-31",
      "completion_date": "2029-08",
      "has_results": false,
      "last_update_posted_date": "2026-02-17",
      "last_synced_at": "2026-07-21T20:40:26.412Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07414511"
    },
    {
      "nct_id": "NCT06944067",
      "title": "Study to Understand the Genetic Risk of Developing an Immune Response After Blood Transfusions Among Individuals With Sickle Cell Disease",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sickle Cell Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Human Genome Research Institute (NHGRI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "2 Years to 99 Years"
      },
      "enrollment_count": 50,
      "start_date": "2025-06-24",
      "completion_date": "2030-04-10",
      "has_results": false,
      "last_update_posted_date": "2026-05-27",
      "last_synced_at": "2026-07-21T20:40:26.412Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06944067"
    },
    {
      "nct_id": "NCT05345561",
      "title": "Study to Assess the Occurrence of HPA-1a Alloimmunization in Women With Higher Risk for Fetal and Neonatal Alloimmune Thrombocytopenia",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Fetal and Neonatal Alloimmune Thrombocytopenia"
      ],
      "interventions": [
        {
          "name": "Clinical data collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Rallybio",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 14390,
      "start_date": "2022-03-14",
      "completion_date": "2025-10-10",
      "has_results": false,
      "last_update_posted_date": "2026-03-06",
      "last_synced_at": "2026-07-21T20:40:26.412Z",
      "location_count": 19,
      "location_summary": "Chandler, Arizona • Gardena, California • New Haven, Connecticut + 11 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Gardena",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Camden",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05345561"
    },
    {
      "nct_id": "NCT00005782",
      "title": "Mobilization and Handling of Stem Cells for Transplant From Healthy Volunteers With Sickle Cell Trait",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Sickle Cell Trait"
      ],
      "interventions": [
        {
          "name": "Granulocyte colony-stimulating factor",
          "type": "DRUG"
        },
        {
          "name": "Leukapheresis",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 12,
      "start_date": "2000-01",
      "completion_date": "2002-07",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-07-21T20:40:26.412Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00005782"
    }
  ]
}