{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Zostavax+vaccine&page=3",
    "query": {
      "intervention": "Zostavax vaccine",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 72,
    "total_pages": 8,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Zostavax+vaccine&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Zostavax+vaccine&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-08T04:59:48.024Z",
  "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": "NCT05966090",
      "title": "A Study on Safety and Immune Response of Investigational RSV OA Vaccine in Combination With Herpes Zoster Vaccine in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Respiratory Syncytial Viruses",
        "Respiratory Syncytial Virus Infections"
      ],
      "interventions": [
        {
          "name": "RSVPreF3 OA investigational vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "HZ/su vaccine",
          "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": 530,
      "start_date": "2023-07-28",
      "completion_date": "2024-07-29",
      "has_results": true,
      "last_update_posted_date": "2025-04-01",
      "last_synced_at": "2026-10-08T04:59:48.024Z",
      "location_count": 11,
      "location_summary": "Daphne, Alabama • Tempe, Arizona • Corte Madera, California + 8 more",
      "locations": [
        {
          "city": "Daphne",
          "state": "Alabama"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Corte Madera",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "North Miami Beach",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05966090"
    },
    {
      "nct_id": "NCT03993717",
      "title": "Solid Organ Transplant SHINGRIX",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Kidney Transplant; Complications"
      ],
      "interventions": [
        {
          "name": "SHINGRIX",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 2,
      "start_date": "2020-01-30",
      "completion_date": "2020-08-08",
      "has_results": false,
      "last_update_posted_date": "2024-02-20",
      "last_synced_at": "2026-10-08T04:59:48.024Z",
      "location_count": 4,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03993717"
    },
    {
      "nct_id": "NCT01911065",
      "title": "T Cell Responses to Varicella Zoster Virus (VZV) Vaccine SLVP020",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Herpes Zoster"
      ],
      "interventions": [
        {
          "name": "Zostavax™",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 54,
      "start_date": "2010-09",
      "completion_date": "2011-12",
      "has_results": true,
      "last_update_posted_date": "2023-12-18",
      "last_synced_at": "2026-10-08T04:59:48.024Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01911065"
    },
    {
      "nct_id": "NCT05047770",
      "title": "A Study on the Immune Response and Safety of the Shingles Vaccine and the Influenza Vaccine When Either is Given to Healthy Adults at the Same Time or Following a COVID-19 Booster Vaccine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Herpes Zoster"
      ],
      "interventions": [
        {
          "name": "HZ/su",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Flu D-QIV",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "mRNA-1273",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2013,
      "start_date": "2021-10-07",
      "completion_date": "2022-08-31",
      "has_results": true,
      "last_update_posted_date": "2023-11-13",
      "last_synced_at": "2026-10-08T04:59:48.024Z",
      "location_count": 46,
      "location_summary": "Tempe, Arizona • Oxnard, California • San Diego, California + 40 more",
      "locations": [
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Oxnard",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Atlantis",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05047770"
    },
    {
      "nct_id": "NCT02723773",
      "title": "A Long-term Follow-up Study (ZOE-LTFU) of Two Studies 110390 (ZOSTER-006) and 113077 (ZOSTER-022) to Assess the Efficacy, Safety, and Immunogenicity Persistence of GSK Biologicals' Herpes Zoster Subunit (HZ/su) Vaccine and Assessment of 1 or 2 Additional Doses in Two Subgroups of Older Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Herpes Zoster",
        "Herpes Zoster Vaccine"
      ],
      "interventions": [
        {
          "name": "Herpes Zoster Vaccine GSK1437173A",
          "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": 7539,
      "start_date": "2016-04-16",
      "completion_date": "2024-01-30",
      "has_results": true,
      "last_update_posted_date": "2025-12-12",
      "last_synced_at": "2026-10-08T04:59:48.024Z",
      "location_count": 25,
      "location_summary": "Phoenix, Arizona • Spring Valley, California • Hallandale, Florida + 18 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02723773"
    },
    {
      "nct_id": "NCT00001125",
      "title": "Use of a Varicella-Zoster Virus (VZV) Vaccine to Prevent Shingles in HIV-Infected Children Who Have Already Had Chickenpox",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "HIV Infections",
        "Chickenpox"
      ],
      "interventions": [
        {
          "name": "Varicella Virus Vaccine (Live)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "2 Years to 18 Years"
      },
      "enrollment_count": 60,
      "start_date": null,
      "completion_date": "2004-03",
      "has_results": false,
      "last_update_posted_date": "2021-11-01",
      "last_synced_at": "2026-10-08T04:59:48.024Z",
      "location_count": 22,
      "location_summary": "Long Beach, California • Los Angeles, California • Torrance, California + 13 more",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Fort Lauderdale",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001125"
    },
    {
      "nct_id": "NCT01331161",
      "title": "Systems Biology of Zoster Vaccine (ZOSTAVAX®) in Young and Elderly",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Shingles"
      ],
      "interventions": [
        {
          "name": "ZOSTAVAX",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "25 Years to 79 Years"
      },
      "enrollment_count": 77,
      "start_date": "2011-07",
      "completion_date": "2012-10",
      "has_results": true,
      "last_update_posted_date": "2016-02-17",
      "last_synced_at": "2026-10-08T04:59:48.024Z",
      "location_count": 2,
      "location_summary": "Aurora, Colorado • Atlanta, Georgia",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01331161"
    },
    {
      "nct_id": "NCT02581410",
      "title": "Immunogenicity and Safety Study of GlaxoSmithKline (GSK) Biologicals' Herpes Zoster Subunit (HZ/su) Vaccine (GSK1437173A) in Adults ≥ 65 Years of Age With and Without Zostavax® Vaccination at Least 5 Years Earlier",
      "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": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 430,
      "start_date": "2015-12-15",
      "completion_date": "2017-08-01",
      "has_results": true,
      "last_update_posted_date": "2018-08-28",
      "last_synced_at": "2026-10-08T04:59:48.024Z",
      "location_count": 32,
      "location_summary": "Huntsville, Alabama • Daly City, California • Los Gatos, California + 27 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Daly City",
          "state": "California"
        },
        {
          "city": "Los Gatos",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Roseville",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02581410"
    },
    {
      "nct_id": "NCT03591770",
      "title": "Shingrix Vaccine in Patients With Moderate to Severe Ulcerative Colitis on Tofacitinib",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Inflammatory Bowel Diseases"
      ],
      "interventions": [
        {
          "name": "SHINGRIX",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Boston Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2019-07-31",
      "completion_date": "2024-07-04",
      "has_results": true,
      "last_update_posted_date": "2025-02-21",
      "last_synced_at": "2026-10-08T04:59:48.024Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03591770"
    },
    {
      "nct_id": "NCT01954251",
      "title": "Study to Evaluate the Immunogenicity and Safety of GlaxoSmithKline (GSK) Biologicals' Herpes Zoster Vaccine GSK1437173A When Co-administered With GSK Biologicals' Seasonal Influenza Vaccine GSK2321138A 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": "GSK Biologicals' quadrivalent seasonal influenza vaccine FLU-D-QIV GSK2321138A",
          "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": 829,
      "start_date": "2013-10-03",
      "completion_date": "2015-03-20",
      "has_results": true,
      "last_update_posted_date": "2018-05-02",
      "last_synced_at": "2026-10-08T04:59:48.024Z",
      "location_count": 3,
      "location_summary": "Phoenix, Arizona • Carnegie, Pennsylvania • Erie, Pennsylvania",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Carnegie",
          "state": "Pennsylvania"
        },
        {
          "city": "Erie",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01954251"
    }
  ]
}