{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=oral+acyclovir+400+mg+BID+OR+valacyclovir+500+mg+qdaily",
    "query": {
      "intervention": "oral acyclovir 400 mg BID OR valacyclovir 500 mg qdaily"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 9,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-11T07:02:28.518Z",
  "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": "NCT05041426",
      "title": "Letermovir for CMV Prevention After Lung Transplantation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Lung Transplant",
        "CMV"
      ],
      "interventions": [
        {
          "name": "Letermovir",
          "type": "DRUG"
        },
        {
          "name": "Valganciclovir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Fernanda P Silveira, MD, MS",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 15,
      "start_date": "2021-12-06",
      "completion_date": "2025-03-03",
      "has_results": true,
      "last_update_posted_date": "2026-04-09",
      "last_synced_at": "2026-10-11T07:02:28.518Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05041426"
    },
    {
      "nct_id": "NCT00076232",
      "title": "A Study of Acyclovir to Help Prevent HIV Infection in People With Genital Herpes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "HIV Infections",
        "HIV Seronegativity",
        "Herpes Genitalis"
      ],
      "interventions": [
        {
          "name": "Acyclovir",
          "type": "DRUG"
        },
        {
          "name": "Acyclovir placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 3682,
      "start_date": "2005-04",
      "completion_date": "2007-11",
      "has_results": false,
      "last_update_posted_date": "2010-12-30",
      "last_synced_at": "2026-10-11T07:02:28.518Z",
      "location_count": 3,
      "location_summary": "San Francisco, California • New York, New York • Seattle, Washington",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00076232"
    },
    {
      "nct_id": "NCT02047253",
      "title": "Phase 2 Trial of Carfilzomib for Metastatic Castration-resistant Prostate Cancer Following Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Castration-resistant Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Carfilzomib",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Acyclovir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "19 Years and older · Male only"
      },
      "enrollment_count": 28,
      "start_date": "2014-04",
      "completion_date": "2017-07-14",
      "has_results": true,
      "last_update_posted_date": "2018-12-19",
      "last_synced_at": "2026-10-11T07:02:28.518Z",
      "location_count": 4,
      "location_summary": "Birmingham, Alabama • Macon, Georgia • New Orleans, Louisiana",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Macon",
          "state": "Georgia"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02047253"
    },
    {
      "nct_id": "NCT02927067",
      "title": "A Study of Maribavir Compared to Valganciclovir to Treat Cytomegalovirus Infections in People Who Have Received Stem Cell Transplants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Cytomegalovirus (CMV)"
      ],
      "interventions": [
        {
          "name": "Maribavir",
          "type": "DRUG"
        },
        {
          "name": "Valganciclovir",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Shire",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "16 Years and older"
      },
      "enrollment_count": 553,
      "start_date": "2017-04-14",
      "completion_date": "2022-07-01",
      "has_results": true,
      "last_update_posted_date": "2023-03-03",
      "last_synced_at": "2026-10-11T07:02:28.518Z",
      "location_count": 28,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • Stanford, California + 20 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02927067"
    },
    {
      "nct_id": "NCT03626376",
      "title": "Topical Corticosteroid Use in Addition to Oral Antivirals for Prevention of Recurrence of Herpes Simplex Virus (HSV) Keratitis",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Herpes Simplex Virus Keratitis"
      ],
      "interventions": [
        {
          "name": "oral acyclovir 400 mg BID OR valacyclovir 500 mg qdaily",
          "type": "DRUG"
        },
        {
          "name": "oral acyclovir 400 mg BID OR valacyclovir 500 mg qdaily + topical corticosteroid eye drops",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 0,
      "start_date": "2019-12-10",
      "completion_date": "2022-03-02",
      "has_results": false,
      "last_update_posted_date": "2022-01-14",
      "last_synced_at": "2026-10-11T07:02:28.518Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03626376"
    },
    {
      "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": "2026-10-11T07:02:28.518Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00527618"
    },
    {
      "nct_id": "NCT00495716",
      "title": "Effect of HSV-2 Suppressive Therapy on Sexual Behavior",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Genital Herpes"
      ],
      "interventions": [
        {
          "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": 72,
      "start_date": "2008-01",
      "completion_date": "2010-06",
      "has_results": true,
      "last_update_posted_date": "2023-03-07",
      "last_synced_at": "2026-10-11T07:02:28.518Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00495716"
    },
    {
      "nct_id": "NCT02931539",
      "title": "Efficacy and Safety Study of Maribavir Treatment Compared to Investigator-assigned Treatment in Transplant Recipients With Cytomegalovirus (CMV) Infections That Are Refractory or Resistant to Treatment With Ganciclovir, Valganciclovir, Foscarnet, or Cidofovir",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Cytomegalovirus (CMV)"
      ],
      "interventions": [
        {
          "name": "Maribavir",
          "type": "DRUG"
        },
        {
          "name": "Ganciclovir",
          "type": "DRUG"
        },
        {
          "name": "Valganciclovir",
          "type": "DRUG"
        },
        {
          "name": "Foscarnet",
          "type": "DRUG"
        },
        {
          "name": "Cidofovir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Shire",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 352,
      "start_date": "2016-12-22",
      "completion_date": "2020-08-17",
      "has_results": true,
      "last_update_posted_date": "2021-11-03",
      "last_synced_at": "2026-10-11T07:02:28.518Z",
      "location_count": 47,
      "location_summary": "Birmingham, Alabama • Tucson, Arizona • Duarte, California + 35 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02931539"
    },
    {
      "nct_id": "NCT00078559",
      "title": "Combination Immunosuppressive Therapy to Prevent Kidney Transplant Rejection in Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Kidney Transplantation",
        "Kidney Disease"
      ],
      "interventions": [
        {
          "name": "Alemtuzumab",
          "type": "DRUG"
        },
        {
          "name": "Sirolimus",
          "type": "DRUG"
        },
        {
          "name": "Tacrolimus",
          "type": "DRUG"
        },
        {
          "name": "Kidney transplant",
          "type": "PROCEDURE"
        },
        {
          "name": "Methylprednisolone (or equivalent)",
          "type": "DRUG"
        },
        {
          "name": "Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Diphenhydramine",
          "type": "DRUG"
        },
        {
          "name": "Trimethoprim (TMP)/Sulfa (Bactrim, Septra)",
          "type": "DRUG"
        },
        {
          "name": "Valgancyclovir",
          "type": "DRUG"
        },
        {
          "name": "Acyclovir",
          "type": "DRUG"
        },
        {
          "name": "Pentamidine",
          "type": "DRUG"
        },
        {
          "name": "Clotrimazole",
          "type": "DRUG"
        },
        {
          "name": "Nystatin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 10,
      "start_date": "2003-11",
      "completion_date": "2010-02",
      "has_results": true,
      "last_update_posted_date": "2018-06-29",
      "last_synced_at": "2026-10-11T07:02:28.518Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00078559"
    }
  ]
}