- Conditions
- Herpes Zoster Ophthalmicus
- Interventions
- Masked Placebo, Masked Oral Valacyclovir
- Drug
- Lead sponsor
- NYU Langone Health
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 527 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2024
- U.S. locations
- 71
- States / cities
- Birmingham, Alabama • Scottsdale, Arizona • Little Rock, Arkansas + 58 more
Search Results
Search by objective public record fields.
Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 1–24
of 30
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- Conditions
- Genital Herpes
- Interventions
- Famciclovir, Valacyclovir, Placebo matching famciclovir, Placebo matching valacyclovir
- Drug
- Lead sponsor
- Novartis Pharmaceuticals
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 1,179 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2006 – 2008
- U.S. locations
- 51
- States / cities
- Birmingham, Alabama • Chandler, Arizona • Phoenix, Arizona + 45 more
- Conditions
- Post-acute Sequelae of COVID-19, Long COVID
- Interventions
- Valacyclovir, Celecoxib, Paxlovid, Placebo
- Drug
- Lead sponsor
- Icahn School of Medicine at Mount Sinai
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 150 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2028
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Infections, Herpesviridae
- Interventions
- Valaciclovir, Placebo
- Drug
- Lead sponsor
- GlaxoSmithKline
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 73 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2005 – 2006
- U.S. locations
- 17
- States / cities
- Carmichael, California • Davis, California • Riverside, California + 13 more
- Conditions
- Mild Cognitive Impairment, Herpes Simplex 1, Herpes Simplex 2
- Interventions
- Valacyclovir hydrochloride 500mg caplet, Placebo sugar pill caplet
- Drug
- Lead sponsor
- New York State Psychiatric Institute
- Other
- Eligibility
- 50 Years to 95 Years
- Enrollment
- 50 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2024
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Herpes Simplex, HIV Infections, Herpes Genitalis
- Interventions
- Valacyclovir hydrochloride
- Drug
- Lead sponsor
- Glaxo Wellcome
- Industry
- Eligibility
- 18 Years and older
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- Started 1999
- U.S. locations
- 20
- States / cities
- Berkeley, California • Beverly Hills, California • Los Angeles, California + 17 more
- Conditions
- Encephalitis
- Interventions
- Valacyclovir, Placebo
- Drug
- Lead sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
- NIH
- Eligibility
- 12 Years and older
- Enrollment
- 91 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2000 – 2011
- U.S. locations
- 13
- States / cities
- Birmingham, Alabama • Phoenix, Arizona • Sacramento, California + 10 more
- Conditions
- Herpes Genitalis
- Interventions
- Valaciclovir, Placebo
- Drug
- Lead sponsor
- GlaxoSmithKline
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 384 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2004 – 2006
- U.S. locations
- 58
- States / cities
- Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 50 more
- Conditions
- Herpes Genitalis
- Interventions
- valacyclovir hydrochloride
- Drug
- Lead sponsor
- GlaxoSmithKline
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 7 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2004
- U.S. locations
- 3
- States / cities
- Altamonte Springs, Florida • Chicago, Illinois • Boston, Massachusetts
- Conditions
- Herpes Simplex
- Interventions
- Valaciclovir
- Drug
- Lead sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
- NIH
- Eligibility
- Not listed
- Enrollment
- 180 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 1997 – 2003
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Long COVID, PASC Post Acute Sequelae of COVID 19
- Interventions
- Valacyclovir celecoxib dose 1, Valacyclovir celecoxib dose 2, Placebo
- Drug
- Lead sponsor
- Bateman Horne Center
- Other
- Eligibility
- 18 Years to 65 Years · Female only
- Enrollment
- 59 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2024
- U.S. locations
- 1
- States / cities
- Salt Lake City, Utah
- Conditions
- Chronic Hepatitis C Infection
- Interventions
- Valacyclovir, Placebo
- Drug
- Lead sponsor
- VA Office of Research and Development
- Federal
- Eligibility
- 18 Years and older
- Enrollment
- 31 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2011 – 2015
- U.S. locations
- 1
- States / cities
- Jackson, Mississippi
- Conditions
- Prostate Cancer
- Interventions
- aglatimagene besadenovec, placebo, valacyclovir
- Biological · Drug
- Lead sponsor
- Candel Therapeutics, Inc.
- Industry
- Eligibility
- 18 Years and older · Male only
- Enrollment
- 187 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2026
- U.S. locations
- 22
- States / cities
- Golden, Colorado • Chicago, Illinois • New Orleans, Louisiana + 18 more
- Conditions
- Herpes Simplex, HIV Infections
- Interventions
- valacyclovir, placebo
- Drug
- Lead sponsor
- University of Washington
- Other
- Eligibility
- 18 Years and older · Male only
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2003 – 2006
- U.S. locations
- 1
- States / cities
- Seattle, Washington
- Conditions
- Chronic Hepatitis C Infection
- Interventions
- Valacyclovir, Placebo
- Drug
- Lead sponsor
- VA Office of Research and Development
- Federal
- Eligibility
- 18 Years and older
- Enrollment
- 19 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2012 – 2015
- U.S. locations
- 1
- States / cities
- Jackson, Mississippi
- Conditions
- Bipolar Disorder
- Interventions
- Valacyclovir, Placebo
- Drug
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2007 – 2012
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Severe Periodontitis
- Interventions
- Valacyclovir group, Control group
- Drug · Other
- Lead sponsor
- University of California, San Francisco
- Other
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 40 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2024
- U.S. locations
- 1
- States / cities
- San Francisco, California
- Conditions
- Herpes Zoster, Postherpetic Neuralgia
- Interventions
- ARYS-01 (sorivudine) cream 3% or placebo cream, placebo, valaciclovir
- Drug
- Lead sponsor
- aRigen Pharmaceuticals, Inc.
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 300 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2009
- U.S. locations
- 10
- States / cities
- Beverly Hills, California • Encino, California • Vista, California + 5 more
- Conditions
- Schizophrenia, Schizoaffective Disorder
- Interventions
- Valacyclovir, Placebo
- Drug
- Lead sponsor
- Konasale Prasad
- Other
- Eligibility
- 18 Years to 50 Years
- Enrollment
- 31 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2007 – 2016
- U.S. locations
- 2
- States / cities
- Detroit, Michigan • Pittsburgh, Pennsylvania
- Conditions
- Bacterial Vaginosis, Herpes Simplex Virus Type II
- Interventions
- Placebo, Valacyclovir
- Drug
- Lead sponsor
- University of Pittsburgh
- Other
- Eligibility
- 18 Years to 40 Years · Female only
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2010
- U.S. locations
- 1
- States / cities
- Pittsburgh, Pennsylvania
- Conditions
- Alzheimer Disease, Herpes Simplex 1, Herpes Simplex 2
- Interventions
- Valacyclovir, Placebo
- Drug
- Lead sponsor
- Columbia University
- Other
- Eligibility
- 50 Years to 95 Years
- Enrollment
- 120 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2024
- U.S. locations
- 3
- States / cities
- Phoenix, Arizona • New York, New York
- Conditions
- HIV, HIV Infections
- Interventions
- Valacyclovir, Placebo
- Drug
- Lead sponsor
- University of Alabama at Birmingham
- Other
- Eligibility
- 19 Years and older
- Enrollment
- 103 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2009 – 2014
- U.S. locations
- 1
- States / cities
- Birmingham, Alabama
- Conditions
- Safety of ASP2151
- Interventions
- ASP2151, Valacyclovir, Placebo
- Drug
- Lead sponsor
- Astellas Pharma Inc
- Industry
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 442 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2009 – 2010
- U.S. locations
- 5
- States / cities
- Daytona Beach, Florida • Honolulu, Hawaii • Evansville, Indiana + 2 more
- Conditions
- Acute Apical Abscess, Pain, Acute
- Interventions
- Valacyclovir 500 MG, Placebo
- Drug
- Lead sponsor
- University of California, San Francisco
- Other
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 60 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2025
- U.S. locations
- 1
- States / cities
- San Francisco, California