{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Herpes+Zoster+Disease",
    "query": {
      "condition": "Herpes Zoster Disease"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 107,
    "total_pages": 11,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Herpes+Zoster+Disease&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T13:31:12.893Z",
  "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": "NCT00006131",
      "title": "Randomized Study of Two Doses of Oral Valacyclovir in Immunocompromised Patients With Uncomplicated Herpes Zoster",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Herpes Zoster",
        "Immunologic Deficiency Syndromes"
      ],
      "interventions": [
        {
          "name": "Valacyclovir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Center for Research Resources (NCRR)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 66,
      "start_date": "1997-01",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2007-05-24",
      "last_synced_at": "2026-07-23T13:31:12.893Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00006131"
    },
    {
      "nct_id": "NCT00831103",
      "title": "A Phase 2b Trial of EPB-348 for the Treatment of Herpes Zoster",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Herpes Zoster"
      ],
      "interventions": [
        {
          "name": "EPB-348",
          "type": "DRUG"
        },
        {
          "name": "Valacyclovir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Epiphany Biosciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 373,
      "start_date": "2007-11",
      "completion_date": "2009-06",
      "has_results": false,
      "last_update_posted_date": "2013-12-05",
      "last_synced_at": "2026-07-23T13:31:12.893Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00831103"
    },
    {
      "nct_id": "NCT00061776",
      "title": "NGX-4010 for the Treatment of Postherpetic Neuralgia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Herpes Zoster",
        "Neuralgia",
        "Pain",
        "Peripheral Nervous System Diseases",
        "Shingles"
      ],
      "interventions": [
        {
          "name": "Capsaicin Dermal Patch",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "NeurogesX",
      "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": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2008-03-06",
      "last_synced_at": "2026-07-23T13:31:12.893Z",
      "location_count": 28,
      "location_summary": "Huntsville, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 25 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00061776"
    },
    {
      "nct_id": "NCT03439657",
      "title": "Immunogenicity and Safety Study of GSK Biologicals' Herpes Zoster Vaccine GSK1437173A When Co-administered With Prevenar13 in Adults Aged 50 Years and Older",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Herpes Zoster"
      ],
      "interventions": [
        {
          "name": "HZ/su vaccine GSK1437173A",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Prevenar13",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 913,
      "start_date": "2018-04-12",
      "completion_date": "2020-03-03",
      "has_results": true,
      "last_update_posted_date": "2022-01-11",
      "last_synced_at": "2026-07-23T13:31:12.893Z",
      "location_count": 3,
      "location_summary": "Marlborough, Massachusetts • Salisbury, North Carolina • Spartanburg, South Carolina",
      "locations": [
        {
          "city": "Marlborough",
          "state": "Massachusetts"
        },
        {
          "city": "Salisbury",
          "state": "North Carolina"
        },
        {
          "city": "Spartanburg",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03439657"
    },
    {
      "nct_id": "NCT00059592",
      "title": "Valacyclovir in Immunocompromised Children",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Shingles",
        "Bone Marrow Transplantation"
      ],
      "interventions": [
        {
          "name": "Valacyclovir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Baylor College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "2 Years to 18 Years"
      },
      "enrollment_count": 37,
      "start_date": "1998-04-07",
      "completion_date": "2005-05-05",
      "has_results": false,
      "last_update_posted_date": "2020-03-04",
      "last_synced_at": "2026-07-23T13:31:12.893Z",
      "location_count": 2,
      "location_summary": "Philadelphia, Pennsylvania • Houston, Texas",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00059592"
    },
    {
      "nct_id": "NCT00478179",
      "title": "Study of a Bupivacaine Patch (Eladur™) to Treat Post- Herpetic Neuralgia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Postherpetic Neuralgia",
        "Pain"
      ],
      "interventions": [
        {
          "name": "Transdermal/Patch (Bupivacaine TTS [Eladur™])",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Durect",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2006-09",
      "completion_date": "2007-12",
      "has_results": false,
      "last_update_posted_date": "2009-09-11",
      "last_synced_at": "2026-07-23T13:31:12.893Z",
      "location_count": 7,
      "location_summary": "La Jolla, California • Loma Linda, California • Santa Monica, California + 4 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        },
        {
          "city": "Bradenton",
          "state": "Florida"
        },
        {
          "city": "Altoona",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00478179"
    },
    {
      "nct_id": "NCT04523246",
      "title": "Training the Innate Immune System Against SARS-CoV-2 (COVID-19) Using the Shingrix Vaccine in Nursing Home Residents",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Herpes Zoster",
        "Allergy and Immunology",
        "Corona Virus Infection"
      ],
      "interventions": [
        {
          "name": "SHINGRIX (Zoster Vaccine REcombinant, Adjuvanted)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Normal Saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "University of Oklahoma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "65 Years to 100 Years"
      },
      "enrollment_count": 217,
      "start_date": "2020-09-01",
      "completion_date": "2023-05-19",
      "has_results": false,
      "last_update_posted_date": "2023-11-22",
      "last_synced_at": "2026-07-23T13:31:12.893Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04523246"
    },
    {
      "nct_id": "NCT01165203",
      "title": "Study to Evaluate GSK Biologicals' Herpes Zoster Vaccine GSK1437173A in Human Immunodeficiency Virus (HIV)-Infected Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Herpes Zoster"
      ],
      "interventions": [
        {
          "name": "Herpes Zoster Vaccine GSK1437173A",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "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": 123,
      "start_date": "2010-09-30",
      "completion_date": "2013-05-14",
      "has_results": true,
      "last_update_posted_date": "2018-04-30",
      "last_synced_at": "2026-07-23T13:31:12.893Z",
      "location_count": 5,
      "location_summary": "Long Beach, California • San Francisco, California • Orlando, Florida + 2 more",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Santa Fe",
          "state": "New Mexico"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01165203"
    },
    {
      "nct_id": "NCT02052596",
      "title": "Study to Assess the Immunogenicity and Safety of GlaxoSmithKline (GSK) Biologicals' Herpes Zoster Subunit (HZ/su) Vaccine (GSK1437173A) When Co-administered With GSK Biologicals' Diphtheria, Tetanus and Pertussis Vaccine (Boostrix®) in Adults Aged 50 Years and Older",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Herpes Zoster"
      ],
      "interventions": [
        {
          "name": "Herpes Zoster vaccine GSK 1437173A",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Boostrix",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 935,
      "start_date": "2014-02-07",
      "completion_date": "2016-04-21",
      "has_results": true,
      "last_update_posted_date": "2018-04-24",
      "last_synced_at": "2026-07-23T13:31:12.893Z",
      "location_count": 13,
      "location_summary": "Tucson, Arizona • San Diego, California • Stockbridge, Georgia + 9 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Stockbridge",
          "state": "Georgia"
        },
        {
          "city": "Meridian",
          "state": "Idaho"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02052596"
    },
    {
      "nct_id": "NCT02979639",
      "title": "Study to Evaluate the Impact of Reactogenicity on Quality of Life (QoL), After Administration of GlaxoSmithKline (GSK) Biologicals' Candidate Herpes Zoster Subunit (HZ/su) Vaccine (GSK1437173A) in Adults ≥ 50 Years of Age",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Herpes Zoster"
      ],
      "interventions": [
        {
          "name": "GSK Biologicals Herpes Zoster subunit (HZ/su) vaccine (GSK 1437173A)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 404,
      "start_date": "2017-01-16",
      "completion_date": "2018-05-24",
      "has_results": true,
      "last_update_posted_date": "2019-10-08",
      "last_synced_at": "2026-07-23T13:31:12.893Z",
      "location_count": 11,
      "location_summary": "Oakland, California • Aurora, Colorado • Colorado Springs, Colorado + 7 more",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        },
        {
          "city": "Meridian",
          "state": "Idaho"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02979639"
    }
  ]
}