{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=ValACYclovir+1000+MG",
    "query": {
      "intervention": "ValACYclovir 1000 MG"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 14,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=ValACYclovir+1000+MG&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-23T01:21:50.874Z",
  "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": "NCT00306787",
      "title": "Efficacy and Safety of Famciclovir 1-day Treatment Compared to 3-day Treatment With Valacyclovir in Adults With Recurrent Genital Herpes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Genital Herpes"
      ],
      "interventions": [
        {
          "name": "Famciclovir",
          "type": "DRUG"
        },
        {
          "name": "Valacyclovir",
          "type": "DRUG"
        },
        {
          "name": "Placebo matching famciclovir",
          "type": "DRUG"
        },
        {
          "name": "Placebo matching valacyclovir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1179,
      "start_date": "2006-03",
      "completion_date": "2008-02",
      "has_results": true,
      "last_update_posted_date": "2011-06-30",
      "last_synced_at": "2026-09-23T01:21:50.874Z",
      "location_count": 51,
      "location_summary": "Birmingham, Alabama • Chandler, Arizona • Phoenix, Arizona + 45 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Hot Springs",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00306787"
    },
    {
      "nct_id": "NCT03134196",
      "title": "Zoster Eye Disease Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Herpes Zoster Ophthalmicus"
      ],
      "interventions": [
        {
          "name": "Masked Placebo",
          "type": "DRUG"
        },
        {
          "name": "Masked Oral Valacyclovir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 527,
      "start_date": "2017-08-23",
      "completion_date": "2024-07-22",
      "has_results": true,
      "last_update_posted_date": "2025-03-07",
      "last_synced_at": "2026-09-23T01:21:50.874Z",
      "location_count": 71,
      "location_summary": "Birmingham, Alabama • Scottsdale, Arizona • Little Rock, Arkansas + 58 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03134196"
    },
    {
      "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": "2026-09-23T01:21:50.874Z",
      "location_count": 1,
      "location_summary": "Fargo, North Dakota",
      "locations": [
        {
          "city": "Fargo",
          "state": "North Dakota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01132716"
    },
    {
      "nct_id": "NCT00649974",
      "title": "Fasting Study of Valacyclovir Hydrochloride Tablets 1000 mg and Valtrex® Tablets 1000 mg",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Valacyclovir Hydrochloride Tablets 1000 mg",
          "type": "DRUG"
        },
        {
          "name": "Valtrex® Tablets 1000 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mylan Pharmaceuticals Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 28,
      "start_date": "2005-05",
      "completion_date": "2005-05",
      "has_results": false,
      "last_update_posted_date": "2024-04-23",
      "last_synced_at": "2026-09-23T01:21:50.874Z",
      "location_count": 1,
      "location_summary": "Morgantown, West Virginia",
      "locations": [
        {
          "city": "Morgantown",
          "state": "West Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00649974"
    },
    {
      "nct_id": "NCT00803543",
      "title": "Effect of Valacyclovir in the Reduction of HSV-2 Recurrence and Shedding",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV",
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Valacyclovir",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 103,
      "start_date": "2009-01",
      "completion_date": "2014-04",
      "has_results": true,
      "last_update_posted_date": "2017-07-13",
      "last_synced_at": "2026-09-23T01:21:50.874Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00803543"
    },
    {
      "nct_id": "NCT00527618",
      "title": "Trial to Study the Effect of Dose of Herpes Simplex Virus-2 (HSV-2) Suppressive Therapy on HSV and HIV",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Genital Herpes",
        "HIV Infection"
      ],
      "interventions": [
        {
          "name": "valacyclovir",
          "type": "DRUG"
        },
        {
          "name": "acyclovir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 28,
      "start_date": "2007-12",
      "completion_date": "2011-03",
      "has_results": true,
      "last_update_posted_date": "2018-06-07",
      "last_synced_at": "2026-09-23T01:21:50.874Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00527618"
    },
    {
      "nct_id": "NCT01346475",
      "title": "Randomized Trial to Evaluate Suppressive Effect of High-Dose Valacyclovir Versus Once-Daily Valacyclovir on Persons With HSV-2",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Genital Herpes"
      ],
      "interventions": [
        {
          "name": "Valacyclovir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2008-11",
      "completion_date": "2011-09",
      "has_results": true,
      "last_update_posted_date": "2017-03-09",
      "last_synced_at": "2026-09-23T01:21:50.874Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01346475"
    },
    {
      "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": "2026-09-23T01:21:50.874Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00831103"
    },
    {
      "nct_id": "NCT01111942",
      "title": "A Pilot Study of Induction Chemotherapy Followed by Surgery for Locally Advanced Resectable Head and Neck Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "radiation combined with weekly carboplatin",
          "type": "OTHER"
        },
        {
          "name": "conservation surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Southern Illinois University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4,
      "start_date": "2010-02",
      "completion_date": "2014-01",
      "has_results": false,
      "last_update_posted_date": "2015-08-05",
      "last_synced_at": "2026-09-23T01:21:50.874Z",
      "location_count": 1,
      "location_summary": "Springfield, Illinois",
      "locations": [
        {
          "city": "Springfield",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01111942"
    },
    {
      "nct_id": "NCT05550194",
      "title": "VZV in the Enteric Nervous System: Pathogenesis and Consequences",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Achalasia"
      ],
      "interventions": [
        {
          "name": "ValACYclovir 1000 MG",
          "type": "DRUG"
        },
        {
          "name": "Shingrix",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 40,
      "start_date": "2023-03-27",
      "completion_date": "2026-08",
      "has_results": false,
      "last_update_posted_date": "2026-05-27",
      "last_synced_at": "2026-09-23T01:21:50.874Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05550194"
    }
  ]
}