{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Hydroxyurea+capsules",
    "query": {
      "intervention": "Hydroxyurea capsules"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 15,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Hydroxyurea+capsules&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T12:03:56.151Z",
  "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": "NCT00532883",
      "title": "Hydroxyurea and Magnesium Pidolate to Treat People With Hemoglobin Sickle Cell Disease",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hemoglobin SC Disease"
      ],
      "interventions": [
        {
          "name": "Hydroxyurea",
          "type": "DRUG"
        },
        {
          "name": "Magnesium Pidolate",
          "type": "DRUG"
        },
        {
          "name": "Placebo Pills and Placebo Liquid",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "5 Years and older"
      },
      "enrollment_count": 44,
      "start_date": "2007-01",
      "completion_date": "2009-08",
      "has_results": true,
      "last_update_posted_date": "2013-01-18",
      "last_synced_at": "2026-09-03T12:03:56.151Z",
      "location_count": 19,
      "location_summary": "Birmingham, Alabama • Oakland, California • Sacramento, California + 14 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00532883"
    },
    {
      "nct_id": "NCT03825341",
      "title": "Hydroxyurea Therapy: Optimizing Access in Pediatric Populations Everywhere",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Sickle Cell Disease",
        "Thalassemia"
      ],
      "interventions": [
        {
          "name": "Hydroxyurea",
          "type": "DRUG"
        },
        {
          "name": "Hydroxyurea Oral Capsule",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "9 Months",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "9 Months to 18 Years"
      },
      "enrollment_count": 1,
      "start_date": "2019-06-10",
      "completion_date": "2022-01-20",
      "has_results": true,
      "last_update_posted_date": "2022-03-18",
      "last_synced_at": "2026-09-03T12:03:56.151Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03825341"
    },
    {
      "nct_id": "NCT01531387",
      "title": "Sparing Conversion to Abnormal TCD (Transcranial Doppler) Elevation (SCATE)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Sickle Cell Anemia"
      ],
      "interventions": [
        {
          "name": "Hydroxyurea",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "10 Years",
        "sex": "ALL",
        "summary": "2 Years to 10 Years"
      },
      "enrollment_count": 38,
      "start_date": "2012-05",
      "completion_date": "2014-01",
      "has_results": true,
      "last_update_posted_date": "2016-02-08",
      "last_synced_at": "2026-09-03T12:03:56.151Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01531387"
    },
    {
      "nct_id": "NCT01632904",
      "title": "Randomized Switch Study From Hydroxyurea to Ruxolitinib for RELIEF of Polycythemia Vera Symptoms: The Relief Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Polycythemia Vera"
      ],
      "interventions": [
        {
          "name": "Ruxolitinib",
          "type": "DRUG"
        },
        {
          "name": "Hydroxyurea (HU)",
          "type": "DRUG"
        },
        {
          "name": "HU-placebo",
          "type": "DRUG"
        },
        {
          "name": "Ruxolitinib-placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Incyte Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 110,
      "start_date": "2012-06",
      "completion_date": "2016-05",
      "has_results": true,
      "last_update_posted_date": "2017-11-14",
      "last_synced_at": "2026-09-03T12:03:56.151Z",
      "location_count": 51,
      "location_summary": "Scottsdale, Arizona • Fayetteville, Arkansas • Burbank, California + 48 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        },
        {
          "city": "Burbank",
          "state": "California"
        },
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01632904"
    },
    {
      "nct_id": "NCT06456346",
      "title": "Bomedemstat vs Hydroxyurea for Essential Thrombocythemia (MK-3543-007)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Essential Thrombocythemia"
      ],
      "interventions": [
        {
          "name": "Bomedemstat",
          "type": "DRUG"
        },
        {
          "name": "Hydroxyurea",
          "type": "DRUG"
        },
        {
          "name": "Bomedemstat placebo",
          "type": "DRUG"
        },
        {
          "name": "Hydroxyurea placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Merck Sharp & Dohme LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 300,
      "start_date": "2024-07-16",
      "completion_date": "2028-03-24",
      "has_results": false,
      "last_update_posted_date": "2026-08-27",
      "last_synced_at": "2026-09-03T12:03:56.151Z",
      "location_count": 22,
      "location_summary": "Glendale, Arizona • Glendale, California • Palo Alto, California + 19 more",
      "locations": [
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Golden",
          "state": "Colorado"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06456346"
    },
    {
      "nct_id": "NCT05405114",
      "title": "Research Study Investigating How Well NDec Works in People With Sickle Cell Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Sickle Cell Disease"
      ],
      "interventions": [
        {
          "name": "NDec - oral decitabine-tetrahydrouridine",
          "type": "DRUG"
        },
        {
          "name": "HU - Hydroxyurea",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novo Nordisk A/S",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 96,
      "start_date": "2022-07-07",
      "completion_date": "2025-07-24",
      "has_results": false,
      "last_update_posted_date": "2026-07-22",
      "last_synced_at": "2026-09-03T12:03:56.151Z",
      "location_count": 53,
      "location_summary": "Mobile, Alabama • Los Angeles, California • Oakland, California + 37 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05405114"
    },
    {
      "nct_id": "NCT00040677",
      "title": "A Study of the Efficacy and Safety of ICA-17043 (With or Without Hydroxyurea) in Patients With Sickle Cell Anemia.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Sickle Cell Disease",
        "Sickle Cell Anemia"
      ],
      "interventions": [
        {
          "name": "Low Dose ICA-17043",
          "type": "DRUG"
        },
        {
          "name": "High dose ICA-17043",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Icagen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 90,
      "start_date": "2002-02",
      "completion_date": "2004-01",
      "has_results": false,
      "last_update_posted_date": "2011-07-18",
      "last_synced_at": "2026-09-03T12:03:56.151Z",
      "location_count": 19,
      "location_summary": "Birmingham, Alabama • Oakland, California • San Francisco, California + 16 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Augusta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00040677"
    },
    {
      "nct_id": "NCT00290771",
      "title": "Efficacy and Safety of Imatinib Mesylate Plus Hydroxyurea (HU) in Patients With Recurrent Glioblastoma Multiforme (GBM)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Recurrent Glioblastoma Multiforme (GBM)"
      ],
      "interventions": [
        {
          "name": "Imatinib tablets",
          "type": "DRUG"
        },
        {
          "name": "Hydroxyurea capsules",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 231,
      "start_date": "2006-02",
      "completion_date": "2008-08",
      "has_results": true,
      "last_update_posted_date": "2011-05-16",
      "last_synced_at": "2026-09-03T12:03:56.151Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00290771"
    },
    {
      "nct_id": "NCT01506544",
      "title": "Pharmacokinetics (PK) of Liquid Hydroxyurea in Pediatric Patients With Sickle Cell Anemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Sickle Cell Anemia"
      ],
      "interventions": [
        {
          "name": "Hydroxyurea",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Children's Mercy Hospital Kansas City",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "2 Years to 17 Years"
      },
      "enrollment_count": 39,
      "start_date": "2011-12",
      "completion_date": "2014-01",
      "has_results": false,
      "last_update_posted_date": "2014-12-12",
      "last_synced_at": "2026-09-03T12:03:56.151Z",
      "location_count": 6,
      "location_summary": "Birmingham, Alabama • Chicago, Illinois • New York, New York + 3 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01506544"
    },
    {
      "nct_id": "NCT00333840",
      "title": "Safety and Efficacy of Imatinib Versus Interferon-α Plus Cytarabine in Patients With Newly Diagnosed Philadelphia Chromosome Positive Chronic Myelogenous Leukemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Myelogenous Leukemia"
      ],
      "interventions": [
        {
          "name": "imatinib mesilate",
          "type": "DRUG"
        },
        {
          "name": "interferon-alpha (INF-a)",
          "type": "DRUG"
        },
        {
          "name": "cytarabine (ARA-C)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 1106,
      "start_date": "2000-06",
      "completion_date": "2012-03",
      "has_results": true,
      "last_update_posted_date": "2013-10-14",
      "last_synced_at": "2026-09-03T12:03:56.151Z",
      "location_count": 62,
      "location_summary": "Birmingham, Alabama • Montgomery, Alabama • Tucson, Arizona + 50 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Montgomery",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Berkeley",
          "state": "California"
        },
        {
          "city": "Campbell",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00333840"
    }
  ]
}