{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hepatitis+b+Virus&page=2",
    "query": {
      "condition": "Hepatitis b Virus",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hepatitis+b+Virus&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T09:30:45.337Z",
  "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": "NCT02845401",
      "title": "The Hepatitis B e-Antigen Negative Disease - Directly Offered Study of Treatment Withdrawal in Patients With e-Antigen Negative Chronic HBV Infection (BeNEG-DO).",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Hepatitis B Virus"
      ],
      "interventions": [
        {
          "name": "Stop NA therapy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "California Pacific Medical Center Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "67 Years",
        "sex": "ALL",
        "summary": "18 Years to 67 Years"
      },
      "enrollment_count": 121,
      "start_date": "2016-11-17",
      "completion_date": "2026-05-31",
      "has_results": false,
      "last_update_posted_date": "2023-07-07",
      "last_synced_at": "2026-07-23T09:30:45.337Z",
      "location_count": 2,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02845401"
    },
    {
      "nct_id": "NCT00644761",
      "title": "PK Study of Tacrolimus and Cyclosporine When Co-Administered With Adefovir Dipivoxil in Post-Liver Transplant Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hepatitis B"
      ],
      "interventions": [
        {
          "name": "Adefovir Dipivoxil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Gilead Sciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 16,
      "start_date": "2004-02",
      "completion_date": "2005-05",
      "has_results": false,
      "last_update_posted_date": "2008-04-10",
      "last_synced_at": "2026-07-23T09:30:45.337Z",
      "location_count": 11,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • San Francisco, California + 6 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00644761"
    },
    {
      "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": "2026-07-23T09:30:45.337Z",
      "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"
    },
    {
      "nct_id": "NCT05272735",
      "title": "HBV Vaccination of Healthy Volunteers to Evaluate the Composition of Germinal Centers",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hepatitis B"
      ],
      "interventions": [
        {
          "name": "Hepatitis B Vaccine (Recombinant)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Rockefeller University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 9,
      "start_date": "2022-12-10",
      "completion_date": "2025-09-29",
      "has_results": false,
      "last_update_posted_date": "2026-04-16",
      "last_synced_at": "2026-07-23T09:30:45.337Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05272735"
    },
    {
      "nct_id": "NCT02190305",
      "title": "Rapid Diagnostics for HIV and Hepatitis",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV Infections",
        "Hepatitis B Infections",
        "Hepatitis C Infections"
      ],
      "interventions": [
        {
          "name": "Multiplo HBc/HIV/HCV and Reveal HBsAg",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "MedMira Laboratories Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "13 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2014-05",
      "completion_date": "2015-08",
      "has_results": false,
      "last_update_posted_date": "2023-04-21",
      "last_synced_at": "2026-07-23T09:30:45.337Z",
      "location_count": 4,
      "location_summary": "Los Angeles, California • Miami, Florida • Minneapolis, Minnesota + 1 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02190305"
    },
    {
      "nct_id": "NCT00133445",
      "title": "Pentavalent DTaP-Hep B-IPV",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Diphtheria",
        "Hepatitis B",
        "Poliomyelitis",
        "Pertussis",
        "Tetanus"
      ],
      "interventions": [
        {
          "name": "DTaP-Hep B-IPV Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Monovalent Hep B Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "5 Days",
        "sex": "ALL",
        "summary": "Up to 5 Days"
      },
      "enrollment_count": 5,
      "start_date": "2005-12",
      "completion_date": "2006-08",
      "has_results": false,
      "last_update_posted_date": "2011-11-07",
      "last_synced_at": "2026-07-23T09:30:45.337Z",
      "location_count": 1,
      "location_summary": "Torrance, California",
      "locations": [
        {
          "city": "Torrance",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00133445"
    },
    {
      "nct_id": "NCT00435825",
      "title": "A Study of PEGASYS (Peginterferon Alfa-2a (40KD)) in Patients With Hepatitis Be Antigen (HBeAg) Positive Chronic Hepatitis B (CHB).",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hepatitis B, Chronic"
      ],
      "interventions": [
        {
          "name": "peginterferon alfa-2a [Pegasys]",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hoffmann-La Roche",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 551,
      "start_date": "2007-03",
      "completion_date": "2010-12",
      "has_results": true,
      "last_update_posted_date": "2013-06-25",
      "last_synced_at": "2026-07-23T09:30:45.337Z",
      "location_count": 10,
      "location_summary": "Los Angeles, California • Palo Alto, California • San Diego, California + 7 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Jose",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00435825"
    },
    {
      "nct_id": "NCT01859884",
      "title": "Optimizing Kidney Transplant Informed Consent",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "End-stage Kidney Disease"
      ],
      "interventions": [
        {
          "name": "Inform Me: web-based education tool",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 288,
      "start_date": "2013-10",
      "completion_date": "2015-11",
      "has_results": false,
      "last_update_posted_date": "2015-11-20",
      "last_synced_at": "2026-07-23T09:30:45.337Z",
      "location_count": 2,
      "location_summary": "Birmingham, Alabama • Chicago, Illinois",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01859884"
    },
    {
      "nct_id": "NCT02596438",
      "title": "Thousand Asian American Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hepatitis B"
      ],
      "interventions": [
        {
          "name": "Hepatitis B",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1076,
      "start_date": "2012-10-01",
      "completion_date": "2017-09-30",
      "has_results": false,
      "last_update_posted_date": "2017-10-31",
      "last_synced_at": "2026-07-23T09:30:45.337Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02596438"
    },
    {
      "nct_id": "NCT02017587",
      "title": "Procurement of Blood Samples for a Biomedical Research Program on T Cell Functional Response to Chronic HBV Infection",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Hepatitis B"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Vaccine and Gene Therapy Institute, Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2013-12",
      "completion_date": "2015-12",
      "has_results": false,
      "last_update_posted_date": "2015-02-26",
      "last_synced_at": "2026-07-23T09:30:45.337Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02017587"
    }
  ]
}