{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Hepatitis+B+Virus%2C+Pediatric",
    "query": {
      "condition": "Chronic Hepatitis B Virus, Pediatric"
    },
    "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": "2026-06-26T13:26:20.972Z",
  "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": "NCT00095121",
      "title": "Safety and Efficacy of Adefovir Dipivoxil in Children and Adolescents With Chronic Hepatitis B",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Hepatitis B"
      ],
      "interventions": [
        {
          "name": "Placebo (PLB)",
          "type": "DRUG"
        },
        {
          "name": "Adefovir Dipivoxil (ADV)",
          "type": "DRUG"
        },
        {
          "name": "Lamivudine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Gilead Sciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "2 Years to 17 Years"
      },
      "enrollment_count": 173,
      "start_date": "2004-06",
      "completion_date": "2010-04",
      "has_results": true,
      "last_update_posted_date": "2012-05-22",
      "last_synced_at": "2026-06-26T13:26:20.972Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00095121"
    },
    {
      "nct_id": "NCT01163240",
      "title": "Epidemiological Study in Children and Adolescents With Chronic Hepatitis B",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Liver Diseases",
        "Hepatitis, Chronic",
        "Hepatitis, Viral, Human",
        "Hepatitis",
        "Virus Diseases",
        "Digestive System Diseases",
        "Hepatitis B, Chronic",
        "Hepatitis B",
        "DNA Virus Infections"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "2 Years to 18 Years"
      },
      "enrollment_count": 1640,
      "start_date": "2009-06",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2011-09-27",
      "last_synced_at": "2026-06-26T13:26:20.972Z",
      "location_count": 5,
      "location_summary": "Aurora, Colorado • Gainesville, Florida • Boston, Massachusetts + 2 more",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Billings",
          "state": "Montana"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01163240"
    },
    {
      "nct_id": "NCT02263079",
      "title": "A Study of Pegylated Interferon Alfa-2A in Combination With Lamivudine or Entecavir Compared With Untreated Control Group in Children With Hepatitis B Envelope Antigen (HBeAg)-Positive Chronic Hepatitis B (CHB) in the Immune-Tolerant Phase",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pediatric Immuno-Tolerant Chronic Hepatitis B"
      ],
      "interventions": [
        {
          "name": "Entecavir",
          "type": "DRUG"
        },
        {
          "name": "Lamivudine",
          "type": "DRUG"
        },
        {
          "name": "Pegylated Interferon Alfa-2A",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hoffmann-La Roche",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "3 Years to 17 Years"
      },
      "enrollment_count": 62,
      "start_date": "2014-06-16",
      "completion_date": "2020-01-29",
      "has_results": true,
      "last_update_posted_date": "2020-08-24",
      "last_synced_at": "2026-06-26T13:26:20.972Z",
      "location_count": 3,
      "location_summary": "Kansas City, Missouri • New York, New York • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Missouri"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02263079"
    },
    {
      "nct_id": "NCT01079806",
      "title": "A Phase III Study of the Safety and Efficacy of Entecavir in Pediatric Patients With Chronic Hepatitis B Virus Infection",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Hepatitis B Virus, Pediatric"
      ],
      "interventions": [
        {
          "name": "Entecavir",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bristol-Myers Squibb",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "2 Years to 17 Years"
      },
      "enrollment_count": 180,
      "start_date": "2010-06-30",
      "completion_date": "2018-03-31",
      "has_results": true,
      "last_update_posted_date": "2019-05-09",
      "last_synced_at": "2026-06-26T13:26:20.972Z",
      "location_count": 15,
      "location_summary": "San Francisco, California • Hartford, Connecticut • Washington D.C., District of Columbia + 11 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Hartford",
          "state": "Connecticut"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01079806"
    },
    {
      "nct_id": "NCT00423891",
      "title": "A Study of Entecavir in Pediatric Patients With Chronic Hepatitis B Virus (HBV)-Infection",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Hepatitis B, Chronic"
      ],
      "interventions": [
        {
          "name": "Entecavir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bristol-Myers Squibb",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "2 Years to 18 Years"
      },
      "enrollment_count": 64,
      "start_date": "2007-06-30",
      "completion_date": "2017-09-04",
      "has_results": true,
      "last_update_posted_date": "2018-05-02",
      "last_synced_at": "2026-06-26T13:26:20.972Z",
      "location_count": 9,
      "location_summary": "San Francisco, California • Hartford, Connecticut • Gainesville, Florida + 6 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Hartford",
          "state": "Connecticut"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00423891"
    },
    {
      "nct_id": "NCT01651403",
      "title": "Study to Evaluate the Antiviral Efficacy, Safety and Tolerability of Tenofovir Disoproxil Fumarate Versus Placebo in Pediatric Participants With Chronic Hepatitis B Infection",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Hepatitis B"
      ],
      "interventions": [
        {
          "name": "Tenofovir DF",
          "type": "DRUG"
        },
        {
          "name": "TDF Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Gilead Sciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "11 Years",
        "sex": "ALL",
        "summary": "2 Years to 11 Years"
      },
      "enrollment_count": 90,
      "start_date": "2012-12-06",
      "completion_date": "2027-07",
      "has_results": true,
      "last_update_posted_date": "2026-01-30",
      "last_synced_at": "2026-06-26T13:26:20.972Z",
      "location_count": 5,
      "location_summary": "Phoenix, Arizona • San Francisco, California • Aurora, Colorado + 2 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01651403"
    }
  ]
}