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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Herpes Simplex 2 Clear all
Active, not recruiting Phase 2 Interventional Accepts healthy volunteers

A Phase 2 Study to Evaluate JCXH-105, an srRNA-based Herpes Zoster Vaccine

NCT06581575
View directory record Official record
Conditions
Herpes Zoster (HZ), Infectious Diseases, Shingles
Interventions
JCXH-105, Shingrix
Biological
Lead sponsor
Immorna Biotherapeutics, Inc.
Industry
Eligibility
50 Years and older
Enrollment
467 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
8
States / cities
Tucson, Arizona • Long Beach, California • Chicago, Illinois + 5 more
Source: ClinicalTrials.gov public record
Updated Apr 22, 2026 · Synced Jul 24, 2026, 1:52 AM EDT
Completed Phase 4 Interventional Results available

Randomized Trial to Evaluate Suppressive Effect of High-Dose Acyclovir Versus Once-Daily Valacyclovir on Persons With HSV-2

NCT00362297
View directory record Official record
Conditions
Genital Herpes
Interventions
acyclovir, valacyclovir
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Nov 17, 2021 · Synced Jul 24, 2026, 1:52 AM EDT
Completed Phase 2 Interventional

Evaluating New Formulation of Therapeutic HSV-2 Vaccine

NCT02515175
View directory record Official record
Conditions
Genital Herpes Simplex Type 2
Interventions
Matrix-M2, GEN-003, Placebo
Biological · Drug
Lead sponsor
Genocea Biosciences, Inc.
Industry
Eligibility
18 Years to 50 Years
Enrollment
131 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
8
States / cities
Birmingham, Alabama • San Diego, California • San Francisco, California + 5 more
Source: ClinicalTrials.gov public record
Updated May 21, 2018 · Synced Jul 24, 2026, 1:52 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

Safety and Efficacy of 4 Investigational HSV 2 Vaccines in Adults With Recurrent Genital Herpes Caused by HSV 2

NCT04222985
View directory record Official record
Conditions
Genital Herpes
Interventions
HSV 2 Formulation 1, HSV 2 Formulation 2, HSV 2 Formulation 3, HSV 2 Formulation 4, HSV 2 Formulation 5, HSV 2 Formulation 6, Sodium Chloride 0.9%
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
18 Years to 55 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
4
States / cities
Hollywood, Florida • Boston, Massachusetts • Raleigh, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 24, 2022 · Synced Jul 24, 2026, 1:52 AM EDT
Terminated Phase 2Phase 3 Interventional Results available

Study of Posoleucel (ALVR105,Viralym-M) for Multi-Virus Prevention in Patients Post-Allogeneic Hematopoietic Cell Transplant

NCT05305040
View directory record Official record
Conditions
Adenovirus Infection, BK Virus Infection, Cytomegalovirus Infections, Epstein-Barr Virus Infections, Human Herpes Virus-6 Infection, JC Virus Infection
Interventions
Posoleucel (ALVR105), Placebo
Biological
Lead sponsor
AlloVir
Industry
Eligibility
Not listed
Enrollment
451 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
35
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Duarte, California + 31 more
Source: ClinicalTrials.gov public record
Updated May 15, 2024 · Synced Jul 24, 2026, 1:52 AM EDT
Completed Phase 1 Interventional

HSV529 Vaccine in HSV-2 Seropositive Adults

NCT02571166
View directory record Official record
Conditions
Herpes Simplex Virus 2
Interventions
HSV529, Valacyclovir
Biological · Drug
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years to 55 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jan 13, 2019 · Synced Jul 24, 2026, 1:52 AM EDT
Completed Phase 1Phase 2 Interventional

Safety and Immunogenicity Study of Therapeutic HSV-2 Vaccine

NCT01667341
View directory record Official record
Conditions
Genital Herpes Simplex Type 2
Interventions
GEN-003 with Matrix M-2, GEN-003, Placebo
Biological
Lead sponsor
Genocea Biosciences, Inc.
Industry
Eligibility
18 Years to 50 Years
Enrollment
143 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
7
States / cities
Birmingham, Alabama • Indianapolis, Indiana • Cincinnati, Ohio + 4 more
Source: ClinicalTrials.gov public record
Updated May 31, 2018 · Synced Jul 24, 2026, 1:52 AM EDT
Completed Phase 4 Interventional Results available

Trial to Study the Effect of Dose of Herpes Simplex Virus-2 (HSV-2) Suppressive Therapy on HSV and HIV

NCT00527618
View directory record Official record
Conditions
Genital Herpes, HIV Infection
Interventions
valacyclovir, acyclovir
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jun 6, 2018 · Synced Jul 24, 2026, 1:52 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Problems With Immune Recovery in the Gut Tissue

NCT01460433
View directory record Official record
Conditions
Human Immunodeficiency Virus
Interventions
Genital and rectal swabbing
Procedure
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2013
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 4, 2014 · Synced Jul 24, 2026, 1:52 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Evaluating Three Grams Daily Valacyclovir in Patients With Chronic Hepatitis C and HSV-2 Infection (Phase I)

NCT01453075
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Nov 21, 2016 · Synced Jul 24, 2026, 1:52 AM EDT
Active, not recruiting Phase 1Phase 2 Interventional Accepts healthy volunteers

A Study to Evaluate the Safety, Reactogenicity, and Immunogenicity of mRNA-1468 in Healthy Adults ≥50 Years of Age

NCT05701800
View directory record Official record
Conditions
Herpes Zoster
Interventions
mRNA-1468, Placebo, Shingrix
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
50 Years and older
Enrollment
659 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
19
States / cities
Los Angeles, California • Longmont, Colorado • Lakeland, Florida + 16 more
Source: ClinicalTrials.gov public record
Updated Aug 12, 2025 · Synced Jul 24, 2026, 1:52 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Serologic Assays for the Diagnosis of Herpes Simplex Virus Type 2

NCT01112956
View directory record Official record
Conditions
Genital Herpes
Interventions
Not listed
Lead sponsor
Centers for Disease Control and Prevention
Federal
Eligibility
16 Years to 55 Years
Enrollment
2,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
3
States / cities
Baltimore, Maryland • Boston, Massachusetts • New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 22, 2011 · Synced Jul 24, 2026, 1:52 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Hsv 1 and 2 Gowey Protocol Versus Placebo

NCT01477879
View directory record Official record
Conditions
Herpes
Interventions
Versabase gel with sarracenia purpurea 20% liquid extract, placebo (versabase gel only)
Other
Lead sponsor
Naturopaths International
Other
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Flagstaff, Arizona
Source: ClinicalTrials.gov public record
Updated Nov 22, 2011 · Synced Jul 24, 2026, 1:52 AM EDT
Active, not recruiting Phase 2 Interventional Accepts healthy volunteers

Safety and Immunogenicity of CRV-101 Vaccine for the Prevention of Herpes Zoster in Adults Aged 50 Years and Older

NCT05304351
View directory record Official record
Conditions
Herpes Zoster, Shingles
Interventions
Amezosvatein Antigen High Dose Arm A, Amezosvatein Antigen Low Dose Arm B, Shingrix, Amezosvatein Adjuvant Dose Arm D, Amezosvatein Adjuvant Dose Arm F, Amezosvatein Adjuvant Dose Arm H, Amezosvatein Adjuvant Dose Arm J, Amezosvatein Adjuvant Dose Arm L
Biological
Lead sponsor
Curevo Inc
Industry
Eligibility
50 Years and older
Enrollment
1,516 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2032
U.S. locations
14
States / cities
Tempe, Arizona • Coral Gables, Florida • Tampa, Florida + 11 more
Source: ClinicalTrials.gov public record
Updated Sep 29, 2025 · Synced Jul 24, 2026, 1:52 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Posoleucel (ALVR105, Formerly Viralym-M) for Multi-Virus Prevention in Patients Post-Allogeneic Hematopoietic Cell Transplant

NCT04693637
View directory record Official record
Conditions
Adenovirus Infection, BK Virus Infection, Cytomegalovirus Infections, Epstein-Barr Virus Infections, Human Herpes Virus-6 Infection, JC Virus Infection
Interventions
Posoleucel (ALVR105)
Biological
Lead sponsor
AlloVir
Industry
Eligibility
1 Year and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
16
States / cities
Birmingham, Alabama • Duarte, California • San Francisco, California + 12 more
Source: ClinicalTrials.gov public record
Updated May 8, 2024 · Synced Jul 24, 2026, 1:52 AM EDT
Completed Phase 2 Interventional

A 2 Week Study of Topical KD7040 in the Treatment of Postherpetic Neuralgia (PHN)

NCT00576108
View directory record Official record
Conditions
Postherpetic Neuralgia, Shingles, Herpes Zoster, Neuropathic Pain
Interventions
KD7040 Topical Gel, Placebo gel
Drug
Lead sponsor
Kalypsys, Inc.
Industry
Eligibility
18 Years to 85 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 21, 2008 · Synced Jul 24, 2026, 1:52 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Safety and Efficacy Trial of DNA Vaccines to Treat Genital Herpes in Adults

NCT02030301
View directory record Official record
Conditions
Genital Herpes Simplex Type 2
Interventions
VCL-HB01, VCL-HM01, PBS
Biological
Lead sponsor
Vical
Industry
Eligibility
18 Years to 50 Years
Enrollment
165 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
7
States / cities
Birmingham, Alabama • Hollywood, Florida • Indianapolis, Indiana + 4 more
Source: ClinicalTrials.gov public record
Updated Feb 26, 2019 · Synced Jul 24, 2026, 1:52 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Bioequivalency Study of Famciclovir 500 mg Tablets Under Fasted Conditions

NCT01321515
View directory record Official record
Conditions
Herpes
Interventions
famciclovir
Drug
Lead sponsor
Roxane Laboratories
Industry
Eligibility
18 Years to 45 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
Hackensack, New Jersey
Source: ClinicalTrials.gov public record
Updated Jan 22, 2018 · Synced Jul 24, 2026, 1:52 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

A 48 Week Observational Study of the Frequency of Symptomatic Herpes Virus I and II in HIV Infected Subjects

NCT05823779
View directory record Official record
Conditions
HIV Disease, Herpes Simplex 1, Herpes Simplex 2
Interventions
Blood draw
Other
Lead sponsor
Global Research Institute
Industry
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 20, 2023 · Synced Jul 24, 2026, 1:52 AM EDT
Completed Phase 2 Interventional

Study to Evaluate the Safety and Analgesic Activity of ATx08-001 in Subjects With Postherpetic Neuralgia

NCT01318226
View directory record Official record
Conditions
Postherpetic Neuralgia
Interventions
ATx08-001, Placebo
Drug
Lead sponsor
Aestus Therapeutics
Industry
Eligibility
18 Years to 85 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
9
States / cities
Chandler, Arizona • Peoria, Arizona • Cutler Bay (Miami), Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Aug 22, 2011 · Synced Jul 24, 2026, 1:52 AM EDT
Completed Phase 4 Interventional Results available

Randomized Trial to Evaluate Suppressive Effect of High-Dose Valacyclovir Versus Once-Daily Valacyclovir on Persons With HSV-2

NCT01346475
View directory record Official record
Conditions
Genital Herpes
Interventions
Valacyclovir
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Mar 8, 2017 · Synced Jul 24, 2026, 1:52 AM EDT
Completed Not applicable Interventional

Comparison of 2 Vials of Components of a Synthetic Geranium Oil

NCT00611949
View directory record Official record
Conditions
Neuropathic Pain
Interventions
Geranium oil
Other
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years and older
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2011
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Dec 17, 2015 · Synced Jul 24, 2026, 1:52 AM EDT
Completed Phase 2 Interventional Results available

Valacyclovir for Mild Cognitive Impairment

NCT04710030
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Mar 30, 2026 · Synced Jul 24, 2026, 1:52 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

VALTREX Once Daily For Viral Shedding In Herpes Simplex Virus 2 (HSV-2) Seropositive Subjects. VALTREX® Tablet is a Trademark of GlaxoSmithKline Group of Companies.

NCT00116844
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Feb 11, 2018 · Synced Jul 24, 2026, 1:52 AM EDT