{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=VZV&page=2",
    "query": {
      "condition": "VZV",
      "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=VZV&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-06-26T08:11:06.882Z",
  "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": "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": "2026-06-26T08:11:06.882Z",
      "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": "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": "2026-06-26T08:11:06.882Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00006131"
    },
    {
      "nct_id": "NCT05811754",
      "title": "Safety of Herpes Zoster Subunit (HZ/su) Vaccine During Pregnancy in Adult Women With Immunocompromised Conditions",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Herpes Zoster"
      ],
      "interventions": [
        {
          "name": "Data collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 49 Years · Female only"
      },
      "enrollment_count": 2844,
      "start_date": "2022-05-09",
      "completion_date": "2028-03-31",
      "has_results": false,
      "last_update_posted_date": "2025-11-12",
      "last_synced_at": "2026-06-26T08:11:06.882Z",
      "location_count": 1,
      "location_summary": "Canton, Massachusetts",
      "locations": [
        {
          "city": "Canton",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05811754"
    },
    {
      "nct_id": "NCT04540081",
      "title": "Enhancing Electronic Health Systems to Decrease the Burden of Colon Cancer, Lung Cancer, Obesity, Vaccine-Preventable Illness, and LivER Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Colon Cancer",
        "Lung Cancer",
        "Tobacco Use Cessation",
        "Obesity",
        "Pneumonia, Bacterial",
        "Shingles",
        "Hepatitis C"
      ],
      "interventions": [
        {
          "name": "Epic Healthy Planet Population Health Module",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "50 Years to 80 Years"
      },
      "enrollment_count": 20000,
      "start_date": "2020-10-05",
      "completion_date": "2022-10-05",
      "has_results": false,
      "last_update_posted_date": "2023-12-27",
      "last_synced_at": "2026-06-26T08:11:06.882Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04540081"
    },
    {
      "nct_id": "NCT01166295",
      "title": "Development of a Bedside Pain Assessment Kit for Postherpetic Neuralgia",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Neuralgia",
        "Herpes Zoster"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Analgesic Solutions",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "40 Years to 85 Years"
      },
      "enrollment_count": 12,
      "start_date": "2010-07",
      "completion_date": "2010-11",
      "has_results": false,
      "last_update_posted_date": "2010-08-05",
      "last_synced_at": "2026-06-26T08:11:06.882Z",
      "location_count": 1,
      "location_summary": "Natick, Massachusetts",
      "locations": [
        {
          "city": "Natick",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01166295"
    },
    {
      "nct_id": "NCT05622682",
      "title": "Vaccine Immune Recovery After Leukemia",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Acute Lymphoblastic Leukemia, Pediatric"
      ],
      "interventions": [
        {
          "name": "Observational only: Serology and flow cytometry for ALL cohort participants",
          "type": "OTHER"
        },
        {
          "name": "Observational only: Infection rates",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "31 Years",
        "sex": "ALL",
        "summary": "3 Years to 31 Years"
      },
      "enrollment_count": 89,
      "start_date": "2022-09-28",
      "completion_date": "2025-11-30",
      "has_results": true,
      "last_update_posted_date": "2026-01-26",
      "last_synced_at": "2026-06-26T08:11:06.882Z",
      "location_count": 6,
      "location_summary": "Chicago, Illinois • Grand Rapids, Michigan • Philadelphia, Pennsylvania + 3 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Grand Rapids",
          "state": "Michigan"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05622682"
    },
    {
      "nct_id": "NCT01132716",
      "title": "Bioequivalency Study of Valacyclovir Hydrochloride 1000 mg Under Fed Conditions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Herpes Zoster",
        "Shingles",
        "Genital Herpes"
      ],
      "interventions": [
        {
          "name": "Valacyclovir Hydrochloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Roxane Laboratories",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 48,
      "start_date": "2006-09",
      "completion_date": "2006-09",
      "has_results": false,
      "last_update_posted_date": "2018-01-23",
      "last_synced_at": "2026-06-26T08:11:06.882Z",
      "location_count": 1,
      "location_summary": "Fargo, North Dakota",
      "locations": [
        {
          "city": "Fargo",
          "state": "North Dakota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01132716"
    },
    {
      "nct_id": "NCT02045836",
      "title": "Study to Evaluate Immunogenicity and Safety Study of GSK Biologicals' Herpes Zoster (HZ) Vaccine GSK1437173A When Co-administered With Pneumovax 23™ in Adults Aged 50 Years and Older",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Herpes Zoster",
        "Herpes Zoster Vaccine"
      ],
      "interventions": [
        {
          "name": "Herpes Zoster vaccine GSK 1437173A",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Licensed pneumococcal polysaccharide conjugate vaccine (23-valent, adsorbed), Pneumovax 23™",
          "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": 865,
      "start_date": "2014-03-05",
      "completion_date": "2016-06-17",
      "has_results": true,
      "last_update_posted_date": "2021-05-14",
      "last_synced_at": "2026-06-26T08:11:06.882Z",
      "location_count": 3,
      "location_summary": "Golden, Colorado • Wichita, Kansas • Columbia, Maryland",
      "locations": [
        {
          "city": "Golden",
          "state": "Colorado"
        },
        {
          "city": "Wichita",
          "state": "Kansas"
        },
        {
          "city": "Columbia",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02045836"
    },
    {
      "nct_id": "NCT01011712",
      "title": "The Natural History of Severe Viral Infections and Characterization of Immune Defects in Patients Without Known Immunocompromise",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "EBV",
        "HSV",
        "VZV",
        "HPV",
        "CMV"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "2 Years to 100 Years"
      },
      "enrollment_count": 600,
      "start_date": "2009-10-01",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2026-06-18",
      "last_synced_at": "2026-06-26T08:11:06.882Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01011712"
    },
    {
      "nct_id": "NCT03421613",
      "title": "3VM1001 Cream for the Treatment of Pain Associated With Post Herpetic Neuralgia (PHN)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Treatment of PHN"
      ],
      "interventions": [
        {
          "name": "3VM1001",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "CDA Research Group, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 28,
      "start_date": "2017-03-06",
      "completion_date": "2018-05-04",
      "has_results": false,
      "last_update_posted_date": "2018-07-10",
      "last_synced_at": "2026-06-26T08:11:06.882Z",
      "location_count": 2,
      "location_summary": "Chicago, Illinois • New York, New York",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03421613"
    }
  ]
}