{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hemoglobin&page=4",
    "query": {
      "condition": "Hemoglobin",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 326,
    "total_pages": 33,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hemoglobin&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hemoglobin&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-06T15:09:43.275Z",
  "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": "NCT03263091",
      "title": "Efficacy and Safety of Roxadustat for Treatment of Anemia in Participants With Lower Risk Myelodysplastic Syndrome With Low Red Blood Cell Transfusion Burden",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Primary MDS (Very Low, Low or Intermediate IPSS-R With <5% Blasts)",
        "Anemia"
      ],
      "interventions": [
        {
          "name": "Roxadustat",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Kyntra Bio",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 184,
      "start_date": "2018-01-29",
      "completion_date": "2023-06-20",
      "has_results": true,
      "last_update_posted_date": "2024-08-01",
      "last_synced_at": "2026-11-06T15:09:43.275Z",
      "location_count": 30,
      "location_summary": "Bakersfield, California • Beverly Hills, California • Burbank, California + 25 more",
      "locations": [
        {
          "city": "Bakersfield",
          "state": "California"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Burbank",
          "state": "California"
        },
        {
          "city": "Encino",
          "state": "California"
        },
        {
          "city": "Laguna Hills",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03263091"
    },
    {
      "nct_id": "NCT02206399",
      "title": "Non-Invasive Hemoglobin Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Anemia"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Convergence Biometrics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 237,
      "start_date": "2014-08",
      "completion_date": "2014-11",
      "has_results": false,
      "last_update_posted_date": "2016-06-27",
      "last_synced_at": "2026-11-06T15:09:43.275Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02206399"
    },
    {
      "nct_id": "NCT00657514",
      "title": "Ranolazine Versus Placebo Effects on Exercise Tolerance in Patients With Heart Disease and Peripheral Arterial Disease",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Peripheral Arterial Disease",
        "Angina"
      ],
      "interventions": [
        {
          "name": "Ranolazine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Colorado Prevention Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "40 Years and older · Male only"
      },
      "enrollment_count": 0,
      "start_date": "2008-05",
      "completion_date": "2009-06",
      "has_results": false,
      "last_update_posted_date": "2014-08-15",
      "last_synced_at": "2026-11-06T15:09:43.275Z",
      "location_count": 3,
      "location_summary": "Aurora, Colorado • Denver, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00657514"
    },
    {
      "nct_id": "NCT01301339",
      "title": "A1c FIT TEST: An Epidemiological Study Correlating Hemoglobin A1c With Results of the Air Force Physical FITness TEST.",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pre-Diabetes",
        "Diabetes",
        "Cardiovascular Risks"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Mike O'Callaghan Military Hospital",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 535,
      "start_date": "2011-07",
      "completion_date": "2013-11",
      "has_results": false,
      "last_update_posted_date": "2013-11-25",
      "last_synced_at": "2026-11-06T15:09:43.275Z",
      "location_count": 1,
      "location_summary": "Las Vegas, Nevada",
      "locations": [
        {
          "city": "Las Vegas",
          "state": "Nevada"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01301339"
    },
    {
      "nct_id": "NCT00040456",
      "title": "Oral Magnesium Pidolate, Hemoglobin SC Disease, MG Pidolate",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "HEMOGLOBIN SC DISEASE"
      ],
      "interventions": [
        {
          "name": "Mg Pidolate",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Baylor College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 12,
      "start_date": "2001-01",
      "completion_date": "2006-05",
      "has_results": false,
      "last_update_posted_date": "2012-11-19",
      "last_synced_at": "2026-11-06T15:09:43.275Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts • Houston, Texas",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00040456"
    },
    {
      "nct_id": "NCT03814746",
      "title": "Study of Two Doses of Crizanlizumab Versus Placebo in Adolescent and Adult Sickle Cell Disease Patients",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Sickle Cell Disease (SCD)"
      ],
      "interventions": [
        {
          "name": "Crizanlizumab (SEG101)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "12 Years to 100 Years"
      },
      "enrollment_count": 253,
      "start_date": "2019-07-26",
      "completion_date": "2026-11-05",
      "has_results": true,
      "last_update_posted_date": "2026-10-14",
      "last_synced_at": "2026-11-06T15:09:43.275Z",
      "location_count": 5,
      "location_summary": "Atlanta, Georgia • Boston, Massachusetts • Charlotte, North Carolina + 2 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03814746"
    },
    {
      "nct_id": "NCT02075463",
      "title": "Study to Evaluate the Safety and Efficacy of GSK1278863 in Recombinant Human Erythropoietin (rhEPO) Hyporesponsive Hemodialysis-dependent Chronic Kidney Disease Subjects With Anemia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anemia",
        "Anaemia"
      ],
      "interventions": [
        {
          "name": "GSK1278863",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2014-06-11",
      "completion_date": "2016-03-16",
      "has_results": true,
      "last_update_posted_date": "2026-08-04",
      "last_synced_at": "2026-11-06T15:09:43.275Z",
      "location_count": 10,
      "location_summary": "Azusa, California • Glendale, California • Los Angeles, California + 7 more",
      "locations": [
        {
          "city": "Azusa",
          "state": "California"
        },
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Simi Valley",
          "state": "California"
        },
        {
          "city": "Hollywood",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02075463"
    },
    {
      "nct_id": "NCT04558918",
      "title": "Study of Efficacy and Safety of Twice Daily Oral LNP023 in Adult PNH Patients With Residual Anemia Despite Anti-C5 Antibody Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Paroxysmal Nocturnal Hemoglobinuria (PNH)"
      ],
      "interventions": [
        {
          "name": "LNP023",
          "type": "DRUG"
        },
        {
          "name": "Eculizumab",
          "type": "DRUG"
        },
        {
          "name": "Ravulizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 97,
      "start_date": "2021-01-25",
      "completion_date": "2023-03-06",
      "has_results": true,
      "last_update_posted_date": "2024-10-09",
      "last_synced_at": "2026-11-06T15:09:43.275Z",
      "location_count": 5,
      "location_summary": "Duarte, California • Orange, California • Augusta, Georgia + 2 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Augusta",
          "state": "Georgia"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04558918"
    },
    {
      "nct_id": "NCT01686659",
      "title": "Noninvasive and Continuous Hemoglobin Monitoring for Surgical Blood Management",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Surgery"
      ],
      "interventions": [
        {
          "name": "Continuous Noninvasive Hemoglobin Monitoring",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Society for the Advancement of Blood Management, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 470,
      "start_date": "2012-09",
      "completion_date": "2019-06",
      "has_results": false,
      "last_update_posted_date": "2018-04-23",
      "last_synced_at": "2026-11-06T15:09:43.275Z",
      "location_count": 5,
      "location_summary": "Stanford, California • The Bronx, New York • Durham, North Carolina + 2 more",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "The Bronx",
          "state": "New York"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01686659"
    },
    {
      "nct_id": "NCT05854069",
      "title": "Adapting FAMS to Optimize CGM Use Among Emerging Adults With Type 1 Diabetes",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Type 1 Diabetes"
      ],
      "interventions": [
        {
          "name": "FAMS-T1D",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Digital resources for diabetes",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "24 Years",
        "sex": "ALL",
        "summary": "18 Years to 24 Years"
      },
      "enrollment_count": 140,
      "start_date": "2023-04-30",
      "completion_date": "2027-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-11-03",
      "last_synced_at": "2026-11-06T15:09:43.275Z",
      "location_count": 2,
      "location_summary": "Los Angeles, California • Salt Lake City, Utah",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05854069"
    }
  ]
}