{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Red+blood+cell+exchange+in+sickle+cell",
    "query": {
      "intervention": "Red blood cell exchange in sickle cell"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-07T14:11:07.749Z",
  "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": "NCT02561312",
      "title": "Comparison of Two Methods of Transfusion for Stroke Prevention in Sickle Cell",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Anemia, Sickle Cell",
        "Sickling Disorder Due to Hemoglobin S"
      ],
      "interventions": [
        {
          "name": "Rapid manual partial exchange transfusion",
          "type": "OTHER"
        },
        {
          "name": "Simple Transfusion",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Chattanooga-Hamilton County Hospital Authority",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "3 Years to 25 Years"
      },
      "enrollment_count": 9,
      "start_date": "2015-09",
      "completion_date": "2017-09-30",
      "has_results": false,
      "last_update_posted_date": "2018-07-27",
      "last_synced_at": "2026-10-07T14:11:07.749Z",
      "location_count": 1,
      "location_summary": "Chattanooga, Tennessee",
      "locations": [
        {
          "city": "Chattanooga",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02561312"
    },
    {
      "nct_id": "NCT02731157",
      "title": "Rejuvesol® Washed RBC in Sickle Cell Patients Requiring Frequent Transfusions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Sickle Cell Disease"
      ],
      "interventions": [
        {
          "name": "Rejuvesol",
          "type": "DRUG"
        },
        {
          "name": "Blood transfusion",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4,
      "start_date": "2016-12",
      "completion_date": "2017-12-31",
      "has_results": true,
      "last_update_posted_date": "2019-01-25",
      "last_synced_at": "2026-10-07T14:11:07.749Z",
      "location_count": 2,
      "location_summary": "Chapel Hill, North Carolina • Durham, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02731157"
    },
    {
      "nct_id": "NCT02098993",
      "title": "Feasibility Study of Unfractionated Heparin in Acute Chest Syndrome",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Chest Syndrome",
        "Sickle Cell Disease"
      ],
      "interventions": [
        {
          "name": "Unfractionated heparin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Craig Seaman",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 7,
      "start_date": "2014-05",
      "completion_date": "2018-06-27",
      "has_results": true,
      "last_update_posted_date": "2019-07-16",
      "last_synced_at": "2026-10-07T14:11:07.749Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02098993"
    },
    {
      "nct_id": "NCT01736657",
      "title": "Evaluation of Spectra Optia Red Blood Cell Exchange in Sickle Cell Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sickle Cell Disease"
      ],
      "interventions": [
        {
          "name": "Red blood cell exchange in sickle cell",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Terumo BCT",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 73,
      "start_date": "2012-11",
      "completion_date": "2013-06",
      "has_results": true,
      "last_update_posted_date": "2014-07-14",
      "last_synced_at": "2026-10-07T14:11:07.749Z",
      "location_count": 5,
      "location_summary": "Birmingham, Alabama • Oakland, California • Aurora, Colorado + 2 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01736657"
    },
    {
      "nct_id": "NCT06078696",
      "title": "Siplizumab for Sickle Cell Disease Transplant",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Anemia, Sickle Cell"
      ],
      "interventions": [
        {
          "name": "Siplizumab",
          "type": "DRUG"
        },
        {
          "name": "Exchange Transfusion",
          "type": "PROCEDURE"
        },
        {
          "name": "Total Body Irradiation",
          "type": "PROCEDURE"
        },
        {
          "name": "Stem Cell Infusion",
          "type": "PROCEDURE"
        },
        {
          "name": "Cyclophosphamide 50mg",
          "type": "DRUG"
        },
        {
          "name": "Mesna",
          "type": "DRUG"
        },
        {
          "name": "Sirolimus Oral Tablet",
          "type": "DRUG"
        },
        {
          "name": "Rituximab or Biosimilar",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 1,
      "start_date": "2023-09-28",
      "completion_date": "2025-12-11",
      "has_results": true,
      "last_update_posted_date": "2026-06-10",
      "last_synced_at": "2026-10-07T14:11:07.749Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06078696"
    },
    {
      "nct_id": "NCT00235391",
      "title": "Expanded Access of Deferasirox to Patients With Congenital Disorders of Red Blood Cells and Chronic Iron Overload",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Thalassemia",
        "Sickle Cell Disease",
        "Diamond Blackfan Anemia",
        "Myelofibrosis"
      ],
      "interventions": [
        {
          "name": "Deferasirox",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 1683,
      "start_date": "2005-10",
      "completion_date": "2008-10",
      "has_results": true,
      "last_update_posted_date": "2011-06-07",
      "last_synced_at": "2026-10-07T14:11:07.749Z",
      "location_count": 27,
      "location_summary": "Little Rock, Arkansas • Berkeley, California • Orange, California + 23 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Berkeley",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00235391"
    },
    {
      "nct_id": "NCT02372877",
      "title": "Evaluation of the AMICUS RBCx System in Sickle Cell Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sickle Cell Anemia"
      ],
      "interventions": [
        {
          "name": "Amicus Red Cell Exchange in SCD patients",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Fenwal, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "6 Years and older"
      },
      "enrollment_count": 83,
      "start_date": "2015-05",
      "completion_date": "2018-01-19",
      "has_results": true,
      "last_update_posted_date": "2022-07-29",
      "last_synced_at": "2026-10-07T14:11:07.749Z",
      "location_count": 6,
      "location_summary": "Phoenix, Arizona • Detroit, Michigan • St Louis, Missouri + 3 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02372877"
    },
    {
      "nct_id": "NCT05255445",
      "title": "Red Blood Cell - IMProving trAnsfusions for Chronically Transfused Recipients",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sickle Cell Disease",
        "Thalassemia",
        "Pediatric Cancer"
      ],
      "interventions": [
        {
          "name": "Red Blood Cell (RBC) Transfusion",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Westat",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 157,
      "start_date": "2022-03-16",
      "completion_date": "2024-03-31",
      "has_results": false,
      "last_update_posted_date": "2024-05-17",
      "last_synced_at": "2026-10-07T14:11:07.749Z",
      "location_count": 9,
      "location_summary": "Oakland, California • San Francisco, California • Boston, Massachusetts + 2 more",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05255445"
    },
    {
      "nct_id": "NCT02447627",
      "title": "Study of Methodologies to Measure Blood Flow and Oxygenation in Adults With Sickle Cell Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy",
        "Sickle Cell Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Bioverativ Therapeutics Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 38,
      "start_date": "2015-06",
      "completion_date": "2016-10",
      "has_results": false,
      "last_update_posted_date": "2020-12-19",
      "last_synced_at": "2026-10-07T14:11:07.749Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02447627"
    },
    {
      "nct_id": "NCT07015684",
      "title": "131I-apamistamab-based Conditioning for Hematopoietic Stem Cell Transplant (HSCT) in Advanced Sickle Cell Disease (SCD)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Sickling Disorder Due to Hemoglobin S"
      ],
      "interventions": [
        {
          "name": "131I-apamistmab",
          "type": "DRUG"
        },
        {
          "name": "Sirolimus",
          "type": "DRUG"
        },
        {
          "name": "Campath",
          "type": "DRUG"
        },
        {
          "name": "Total Body Irradiation",
          "type": "RADIATION"
        },
        {
          "name": "Exchange Transfusion",
          "type": "PROCEDURE"
        },
        {
          "name": "Planar gamma imaging",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION",
        "PROCEDURE"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "12 Years to 50 Years"
      },
      "enrollment_count": 24,
      "start_date": "2025-04-28",
      "completion_date": "2032-03-12",
      "has_results": false,
      "last_update_posted_date": "2026-06-10",
      "last_synced_at": "2026-10-07T14:11:07.749Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07015684"
    }
  ]
}