{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Alpha%3B+Thalassemia&page=2",
    "query": {
      "condition": "Alpha; Thalassemia",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 25,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Alpha%3B+Thalassemia&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Alpha%3B+Thalassemia&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-01T13:07:15.329Z",
  "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": "NCT07517133",
      "title": "A Study to Investigate the Efficacy, Pharmacokinetics, and Safety of Mitapivat in Pediatric Participants With α- or β-Non-Transfusion-Dependent Thalassemia",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Non-Transfusion-dependent Alpha-Thalassemia",
        "Non-Transfusion-dependent Beta-Thalassemia"
      ],
      "interventions": [
        {
          "name": "Mitapivat",
          "type": "DRUG"
        },
        {
          "name": "Placebo Matching Mitapivat",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Agios Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "1 Year to 17 Years"
      },
      "enrollment_count": 45,
      "start_date": "2026-09",
      "completion_date": "2032-03",
      "has_results": false,
      "last_update_posted_date": "2026-09-28",
      "last_synced_at": "2026-10-01T13:07:15.329Z",
      "location_count": 5,
      "location_summary": "Palo Alto, California • Atlanta, Georgia • New York, New York + 2 more",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07517133"
    },
    {
      "nct_id": "NCT07506863",
      "title": "A Study to Investigate the Efficacy, Pharmacokinetics, and Safety of Mitapivat in Pediatric Participants With Transfusion-Dependent Alpha- or Beta-Thalassemia (α- or β-TDT)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Transfusion-dependent Alpha-Thalassemia",
        "Transfusion-dependent Beta-Thalassemia"
      ],
      "interventions": [
        {
          "name": "Mitapivat Matched Placebo",
          "type": "DRUG"
        },
        {
          "name": "Mitapivat",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Agios Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "1 Year to 17 Years"
      },
      "enrollment_count": 54,
      "start_date": "2026-09",
      "completion_date": "2032-06",
      "has_results": false,
      "last_update_posted_date": "2026-09-28",
      "last_synced_at": "2026-10-01T13:07:15.329Z",
      "location_count": 4,
      "location_summary": "Atlanta, Georgia • New York, New York • Philadelphia, Pennsylvania + 1 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07506863"
    },
    {
      "nct_id": "NCT05799118",
      "title": "Study of the Role of Genetic Modifiers in Hemoglobinopathies",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sickle Cell Disease",
        "Thalassemia, Beta",
        "Thalassemia Alpha",
        "Hemoglobinopathies"
      ],
      "interventions": [
        {
          "name": "GWAS",
          "type": "GENETIC"
        }
      ],
      "intervention_types": [
        "GENETIC"
      ],
      "sponsor": "Cyprus Institute of Neurology and Genetics",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 30000,
      "start_date": "2022-10-01",
      "completion_date": "2027-09-30",
      "has_results": false,
      "last_update_posted_date": "2024-03-20",
      "last_synced_at": "2026-10-01T13:07:15.329Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05799118"
    },
    {
      "nct_id": "NCT03376438",
      "title": "Prospective Observational Cohort Study of Fetal Atrial Flutter & Supraventricular Tachycardia",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atrial Flutter",
        "Tachycardia, Supraventricular",
        "Tachycardia, Atrial Ectopic",
        "Tachycardia, Reciprocating",
        "Tachycardia Atrial",
        "Tachycardia, Atrioventricular Nodal Reentry",
        "Tachycardia, Paroxysmal",
        "Fetal Hydrops"
      ],
      "interventions": [
        {
          "name": "Prospective observational cohorts",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Edgar Jaeggi",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "16 Years to 50 Years · Female only"
      },
      "enrollment_count": 330,
      "start_date": "2017-06-08",
      "completion_date": "2025-03-31",
      "has_results": false,
      "last_update_posted_date": "2025-05-31",
      "last_synced_at": "2026-10-01T13:07:15.329Z",
      "location_count": 18,
      "location_summary": "Phoenix, Arizona • San Francisco, California • Denver, Colorado + 15 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Saint Petersberg",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03376438"
    },
    {
      "nct_id": "NCT03775954",
      "title": "Fetal Electrophysiologic Abnormalities in High-Risk Pregnancies Associated With Fetal Demise",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "High Risk Pregnancy",
        "Congenital Heart Disease",
        "Fetal Hydrops",
        "Twin Monochorionic Monoamniotic Placenta",
        "Gastroschisis",
        "Fetal Demise",
        "Stillbirth",
        "Fetal Arrhythmia",
        "Long QT Syndrome",
        "Intrauterine Fetal Death",
        "Sudden Infant Death",
        "Pregnancy Loss",
        "Twin Twin Transfusion Syndrome",
        "Birth Defect",
        "Fetal Cardiac Anomaly",
        "Fetal Cardiac Disorder",
        "Fetal Death",
        "Brugada Syndrome",
        "Fetal Tachycardia"
      ],
      "interventions": [
        {
          "name": "Fetal Magnetocardiogram and Neonatal Electrocardiogram",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Substudy only: Maternal/Infant Pharmacogenomic assessment postnatally",
          "type": "GENETIC"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "GENETIC"
      ],
      "sponsor": "Medical College of Wisconsin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 30,
      "start_date": "2018-07-01",
      "completion_date": "2028-11-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-04",
      "last_synced_at": "2026-10-01T13:07:15.329Z",
      "location_count": 2,
      "location_summary": "Madison, Wisconsin • Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        },
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03775954"
    },
    {
      "nct_id": "NCT04987489",
      "title": "A Study of Etavopivat in Patients With Thalassemia or Sickle Cell Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Sickle Cell Disease",
        "Thalassemia"
      ],
      "interventions": [
        {
          "name": "Etavopivat tablets",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Forma Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "12 Years to 65 Years"
      },
      "enrollment_count": 53,
      "start_date": "2022-03-28",
      "completion_date": "2025-09-24",
      "has_results": false,
      "last_update_posted_date": "2025-12-16",
      "last_synced_at": "2026-10-01T13:07:15.329Z",
      "location_count": 14,
      "location_summary": "Cerritos, California • Los Angeles, California • Oakland, California + 9 more",
      "locations": [
        {
          "city": "Cerritos",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04987489"
    },
    {
      "nct_id": "NCT00143039",
      "title": "Amniotic Fluid Tandem Mass Spectrometry for Pregnancies Complicated by NIH and Severe Symmetrical IUGR",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hydrops Fetalis",
        "Fetal Growth Retardation"
      ],
      "interventions": [
        {
          "name": "Tandem MS test for inborn errors of metabolism",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Obstetrix Medical Group",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 60 Years · Female only"
      },
      "enrollment_count": 48,
      "start_date": "2006-03",
      "completion_date": "2009-08",
      "has_results": false,
      "last_update_posted_date": "2014-12-19",
      "last_synced_at": "2026-10-01T13:07:15.329Z",
      "location_count": 11,
      "location_summary": "Phoenix, Arizona • Laguna Hills, California • Long Beach, California + 6 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Laguna Hills",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "San Jose",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00143039"
    },
    {
      "nct_id": "NCT01419704",
      "title": "Phase I/II Pilot Study of Mixed Chimerism to Treat Hemoglobinopathies",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Anemia, Sickle Cell",
        "Complex and Transfusion-dependent Hemoglobinopathies",
        "Thalassemia",
        "Diamond-Blackfan Anemia",
        "Bone Marrow Failure Syndromes",
        "Alpha-Thalassemia",
        "Beta-Thalassemia"
      ],
      "interventions": [
        {
          "name": "Enriched Hematopoetic Stem Cell Infusion",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Talaris Therapeutics Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "Up to 45 Years"
      },
      "enrollment_count": 0,
      "start_date": "2011-05",
      "completion_date": "2016-05",
      "has_results": false,
      "last_update_posted_date": "2023-03-03",
      "last_synced_at": "2026-10-01T13:07:15.329Z",
      "location_count": 3,
      "location_summary": "Chicago, Illinois • Louisville, Kentucky • Durham, North Carolina",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01419704"
    },
    {
      "nct_id": "NCT02692872",
      "title": "Screening for Alpha Thalassemia in Healthy Volunteers",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Alpha Thalassemia"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "18 Years to 39 Years"
      },
      "enrollment_count": 367,
      "start_date": "2017-04-17",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-24",
      "last_synced_at": "2026-10-01T13:07:15.329Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02692872"
    },
    {
      "nct_id": "NCT04099966",
      "title": "AlloSCT for Malignant and Non-malignant Hematologic Diseases Utilizing Alpha/Beta T Cell and CD19+ B Cell Depletion",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Leukemia",
        "Severe Aplastic Anemia",
        "Non-hodgkin Lymphoma",
        "Hodgkin Lymphoma",
        "Kostmann",
        "Diamond Blackfan Anemia",
        "Amegakaryocytic Thrombocytopenia",
        "Sickle Cell Disease",
        "Beta-Thalassemia"
      ],
      "interventions": [
        {
          "name": "alpha beta depletion",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mitchell Cairo",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Day",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "1 Day to 30 Years"
      },
      "enrollment_count": 20,
      "start_date": "2021-04-01",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-08-08",
      "last_synced_at": "2026-10-01T13:07:15.329Z",
      "location_count": 1,
      "location_summary": "Valhalla, New York",
      "locations": [
        {
          "city": "Valhalla",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04099966"
    }
  ]
}