Clinical Trials for Chickenpox

Source: ClinicalTrials.gov — U.S. National Library of Medicine — A database of privately and publicly funded clinical studies conducted around the world (U.S. National Library of Medicine, public domain).

This page lists clinical trials related to Chickenpox from the ClinicalTrials.gov database.

Trial Summary

• Total studies: 50
• Recruiting: 28
• Active, not recruiting: 11
• Completed: 4
• Other: 7

Results are refreshed periodically and may not reflect the most current information available from ClinicalTrials.gov.

Recruiting Trials

NCT04006808 — A Study to Test GlaxoSmithKline’s (GSK) Candidate Vaccine-GSK1437173A for Prevention of Shingles in Children With Kidney Transplant

The purpose of this study is to evaluate the reactogenicity, safety and immunogenicity of 2 doses of PED-HZ/su, GSK’s vaccine candidate for the prevention of Herpes Zoster (HZ) in immunocompromised paediatric renal transplant recipients aged 1-17 years

NCT04128189 — Shingrix in Renal Transplant Recipients

The goal of this clinical trial is to learn how well the shingles vaccine (Shingrix) works and how safe it is in adults with kidney failure who are waiting for a kidney transplant, including those who later receive a transplant. The study also aims to find out whether giving an extra (third) dose of the vaccine after transplant improves protection.

The main questions it aims to answer are:

Ho…

NCT05580458 — Safety and Immunogenicity of Recombinant Varicella Zoster Virus Vaccine in People With HIV Who Have a CD4 Count Less Than 300 or Greater Than or Equal to 300 and a Healthy Control Population

Background:

Shingles is a painful, blistering rash caused by the same virus that causes chickenpox. Shingrix is a vaccine approved to prevent shingles in healthy adults over age 50 and in immunocompromised adults over age 18. Researchers want to learn more about how people with HIV respond to Shingrix.

Objective:

To learn how Shingrix affects the immune response in people with HIV.

Eligibil…

NCT07321808 — Immunogenicity, Efficacy and Safety of Recombinant Herpes Zoster Vaccine in Frail Patients

Herpes zoster (HZ) is a serious health problem whose incidence and severity increase with the decline of cell-mediated immunity (CMI) because of age and immunocompromised (IC) status. Subclinical reactivation are described and may boost the adaptive specific immunity. T cells play a major role in preventing reactivation of Varicella Zoster virus (VZV), with a contribution of both CD4 and CD8 T …

NCT07636044 — Reduced Vaccine Response to HZ/su in SLE

The goal of this observational study is to compare the vaccine response to the 2 doses of the adjuvanted herpes zoster subunit vaccine(HZ/su, “Shingrix”) in patients with SLE and the age-, sex-, ethnicity-matched controls without autoimmune disease.

NCT05923970 — Is a Third Dose of MMRV Vaccine Beneficial for the Adult Population in Alberta?

The current recommendation for a full course of measles-mumps-rubella-(varicella) vaccine (MMR(V)) is two doses. The problem is, many individuals within the vaccinated cohort show antibody levels that are below the level considered to be protective, even after two doses of vaccine. Because of these waning antibody levels, it is currently unknown whether highly vaccinated populations are protect…

NCT06643247 — Electroacupuncture Regulation of Immune Cells in Herpes Zoster

Herpes Zoster (HZ), caused by the Varicella-Zoster Virus (VZV), is a common infection characterized by localized pain and blistering, with higher incidence in females. HZ affects patients’ physical health, mental well-being, and quality of life. The immune system is critical in HZ pathogenesis. Studies show acupuncture relieves pain, modulates immunity, and may lower postherpetic neuralgia (PHN…

NCT06693895 — A Study on the Safety of an Investigational Chickenpox Vaccine, When Given to Healthy Children, 12 to 15 Months of Age

The purpose of this study is to assess how well-tolerated GSK’s investigational varicella vaccine (VNS Vaccine) is, in comparison to an already approved varicella vaccine (VV) known as Varivax. The study will be conducted on healthy children aged 12 to 15 months, and who have neither contracted varicella nor received a varicella vaccination.

NCT06740630 — A Study on the Immune Response and Safety of an Investigational Chickenpox Vaccine When Given to Healthy Children 12 to 15 Months of Age

The purpose of this study is to assess the consistency of immune response to three different lots of GSK’s investigational varicella vaccine (VNS Vaccine), and to compare the safety and immune response of VNS vaccine to an already approved varicella vaccine (VV) known as Varivax. The study will be conducted in healthy children aged 12 to 15 months, who have neither contracted varicella nor rece…

NCT06855160 — A Study on the Immune Response and Safety of an Investigational Chickenpox Vaccine and a Marketed Measles, Mumps and Rubella Vaccine When Administered as Intramuscular Injection to Healthy Children 12 to 15 Months of Age

This study aims to assess the immune response and safety of GSK’s candidate chickenpox and marketed MMR vaccines when given to children 12 to 15 months of age via a muscle injection. It compares the GSK vaccines to Merck’s chickenpox vaccine, administered just under the skin. Additionally, the study will evaluate the immune response and safety of giving the GSK vaccines along with other childho…

NCT06806137 — A Study on the Immune Response and Safety of the Second Dose of an Investigational Chickenpox Vaccine When Given to Healthy Children 3 Months After a First Dose at 12 to 15 Months of Age

The purpose of this study is to evaluate the immune response and safety of GSKs investigational varicella vaccine (VNS Vaccine) compared to an already approved varicella vaccine, Varivax (VV), when administered as second dose to healthy children. 3 months after first dose at 12 to 15 months. The study will be conducted in children who have not previously contracted varicella or received a varic…

NCT07400640 — Erector Spinae Plane Block Versus Transcutaneous Radiofrequency in Postherpetic Neuralgia

This observational study aims to compare the effectiveness of ultrasound-guided erector spinae plane (ESP) block and transcutaneous radiofrequency (RF) treatment in patients with postherpetic neuralgia. Pain intensity and neuropathic pain characteristics will be evaluated using the Visual Analog Scale (VAS) and the Self-Leeds Assessment of Neuropathic Symptoms and Signs (S-LANSS) score.

NCT07123987 — Transcutaneous Auricular Vagus Nerve Stimulation on Post-Herpetic Neuralgia

The purpose of this study is to evaluate the therapeutic efficacy of transcutaneous auricular vagus nerve stimulation (taVNS) in the treatment of patients with post-herpetic neuralgia (PHN). Participants will receive taVNS in addition to standard care. The study aims to determine whether taVNS can provide significant pain relief and improve quality of life in PHN patients.

NCT07361796 — The Analgesic Efficacy and Safety of Venlafaxine for Prevention of Postherpetic Neuralgia in Patients With Acute Herpes Zoster

Postherpetic neuralgia (PHN) is the most common complication of herpes zoster (HZ) and represents a major clinical challenge due to its chronicity and impact on quality of life. Current treatments for acute HZ pain have limited efficacy in preventing PHN, highlighting the need for effective preventive strategies targeting early pathophysiological mechanisms. Venlafaxine as a plausible and clini…

NCT07307170 — The Analgesic Efficacy and Safety of Mirogabalin in Patients With Herpes Zoster

Herpes zoster (HZ) is characterized by a painful dermatomal rash and significantly affects quality of life, with acute pain increasing the risk of postherpetic neuralgia. Although early antiviral therapy limits viral replication, its analgesic effect is insufficient, and many patients experience inadequate relief despite stepwise use of non-opioids and opioids. Gabapentinoids such as gabapentin…

NCT07378046 — The Analgesic Efficacy and Safety of Baclofen in Patients With Herpes Zoster

Herpes zoster (HZ) is characterized by a painful dermatomal rash and significantly affects quality of life, with acute pain increasing the risk of postherpetic neuralgia. Although early antiviral therapy limits viral replication, its analgesic effect is insufficient, and many patients experience inadequate relief despite stepwise use of non-opioids and opioids. Recent attention has focused on t…

NCT07378059 — The Analgesic Efficacy and Safety of Loxoprofen Sodium Patch in Patients With Herpes Zoster

Herpes zoster (HZ) is characterized by a painful dermatomal rash and significantly affects quality of life, with acute pain increasing the risk of postherpetic neuralgia. Although early antiviral therapy limits viral replication, its analgesic effect is insufficient, and many patients experience inadequate relief despite stepwise use of non-opioids and opioids. Topical NSAIDs offer a promising …

NCT07370389 — The Analgesic Efficacy and Safety of Tulodesvenlafaxine in Patients With Herpes Zoster

Herpes zoster (HZ) is characterized by a painful dermatomal rash and significantly affects quality of life, with acute pain increasing the risk of postherpetic neuralgia. Although early antiviral therapy limits viral replication, its analgesic effect is insufficient, and many patients experience inadequate relief despite stepwise use of non-opioids and opioids. Recent attention has focused on t…

NCT07370402 — The Analgesic Efficacy and Safety of Flurbiprofen Patch in Patients With Herpes Zoster

Herpes zoster (HZ) is characterized by a painful dermatomal rash and significantly affects quality of life, with acute pain increasing the risk of postherpetic neuralgia. Although early antiviral therapy limits viral replication, its analgesic effect is insufficient, and many patients experience inadequate relief despite stepwise use of non-opioids and opioids. Topical NSAIDs offer a promising …

NCT07361809 — The Analgesic Efficacy and Safety of Desvenlafaxine in Patients With Herpes Zoster

Herpes zoster (HZ) is characterized by a painful dermatomal rash and significantly affects quality of life, with acute pain increasing the risk of postherpetic neuralgia. Although early antiviral therapy limits viral replication, its analgesic effect is insufficient, and many patients experience inadequate relief despite stepwise use of non-opioids and opioids. Recent attention has focused on t…

NCT07358910 — Risk Assessment of Community Spread of Multiple Endemic Infectious Diseases in a One Health Perspective

RACSMEI addresses the high burden of infectious diseases in low- and middle-income countries, including Cambodia, where limited surveillance and laboratory capacity often obscure etiologies and transmission dynamics. This knowledge gap hinders the design of effective prevention and control strategies.

RACSMEI will improve understanding across multiple pathogens using a multidisciplinary One He…

NCT07400003 — Study to Evaluate the Safety and Immunogenicity of a Lyophilized Herpes Zoster Virus mRNA Vaccine

This clinical trial included two parts, Part A and Part B. The goal of Part A is to evaluate the safety and preliminary immunogenicity of the lyophilized herpes zoster virus mRNA vaccine (HZ mRNA vaccine) in healthy populations aged 40 years and older. The goal of Part B is to select the optimal dosage and schedule in healthy populations aged 50 years and older to support next further study.

NCT07475000 — Second Dose of Varicella Vaccine in Healthy Children

This study aim to assess the immunogenicity and safety of interchangeable administration of the second dose of varicella vaccine. A total of 300 healthy participants aged 15 months - 12 years will be enrolled. Written informed consent form will be obtained from participants’ parents or legally acceptable representatives (and assents will be obtained from participants aged above 9 years old and …

NCT07585370 — Long-term Effectiveness of the Live Attenuated Herpes Zoster Vaccine

This is a multicenter retrospective cohort study to evaluate the long-term effectiveness of the live attenuated herpes zoster vaccine within 6 years after vaccination. We plan to select 24,740 participants who were non-herpes zoster cases in the modified Full Analysis Set for Efficacy (E-mFAS) from the Phase III Clinical Trial (NCT04334577) of the live attenuated herpes zoster vaccine manufactu…

NCT07054099 — A Study to Evaluate Immunogenicity and Safety After the First and Second Doses of MG1111 (BARYCELA Inj.) in Healthy Children Aged 12 Months to 12 Years

This clinical study aims to evaluate the safety and immune response of MG1111, in healthy children compared to VARIVAX. The study will follow participants for 42 days after receiving two doses, with additional follow-ups for up to 10 years to monitor varicella infection.

NCT07502560 — A Study to Evaluate the Effect of Recombinant Zoster Vaccine on New Diagnosis of Dementia in an Older Adult Population Aged 76 Years or Older in Finland

The purpose of this study is to evaluate the effect of the recombinant zoster vaccine on the risk of new diagnosis of dementia among adults aged 76 years or older in Finland. Participants will be enrolled and randomized in a 3:1 ratio to receive either recombinant zoster vaccine or placebo.

NCT07485283 — Recombinant Herpes Zoster Vaccine for Prevention of Cardiovascular Events and Dementia

DAN-ZOSTER is a nationwide randomized study investigating whether vaccination against herpes zoster (shingles) can reduce the risk of cardiovascular disease and dementia in older adults. Herpes zoster is caused by reactivation of the varicella-zoster virus and becomes more common with increasing age. Some observational studies have suggested that vaccination against herpes zoster may also lower…

NCT07406360 — A Study on the Immune Response and Safety of an Investigational Combined Measles, Mumps, Rubella and Varicella Vaccine, When Administered as Intramuscular Injection to Healthy Children 15 Months to 6 Years of Age

This study is evaluating the immunogenicity and safety of intramuscular administration of the investigational MMRVNS vaccine compared to intramuscular administration of the MMRV (Merck’s measles, mumps, rubella and varicella) vaccine (ProQuad) that is already licensed for this route, when administered as a second dose in children 15 months to 6 years of age who were previously primed with a fir…

Active, Not Recruiting

NCT01953900 — iC9-GD2-CAR-VZV-CTLs/Refractory or Metastatic GD2-positive Sarcoma and Neuroblastoma

The purpose of this study is to find the largest safe dose of GD2-T cells (also called iC9-GD2-CAR-VZV-CTLs) in combination with a varicella zoster vaccine and lymohodepleting chemotherapy. Additionally, we will learn what the side effects of this treatment are and to see whether this therapy might help patients with advanced osteosarcoma and neuroblastoma. Because there is no standard treatmen…

NCT04403139 — VZV-specific Tissue Resident Memory T-cells After Shingrix Vaccination

To evaluate the effect of intramuscular RZV vaccine on VZV-specific skin TRM and circulating T-cells

NCT05879419 — Recombinant Herpes Zoster Vaccine in Patients With Autoimmune Rheumatic Diseases

Introduction: Patients with autoimmune rheumatic diseases (ARDs), rheumatoid arthritis (RA), juvenile idiopathic arthritis (JIA), psoriatic arthritis (PAs), ankylosing spondylitis (AS), systemic lupus erythematosus (SLE), primary Sjögren’s syndrome (pSS) , systemic sclerosis (SSc), idiopathic inflammatory myopathies (IIM) and primary vasculitides, have a high risk of herpes zoster (HZ) infectio…

NCT06070961 — Prospective Biological Study to Evaluate the Persistence of COVID-19 Vaccine and Other Vaccines’-Induced Immune Responses in Follicular Lymphoma Patients Undergoing Frontline Induction Immuno-chemotherapy and Anti-CD20 Maintenance

This is a prospective biological study evaluating the persistence of COVID-19 vaccine and other vaccines’ (zoster, diphtheria and tetanus)-induced immunity in a subgroup patient affected by Follicular Lymphoma requiring treatment undergoing frontline induction immuno-chemotherapy and anti-CD20 maintenance within the prospective FIL_FOLL19 study (NCT05058404).

Blood samples from patients will …

NCT06569823 — Safety and Immunogenicity of an Investigational Herpes Zoster Vaccine (Z-1018) Compared to Shingrix® in Healthy Adults 50 Years of Age and Over

This is a randomized, active-controlled, observer-blinded, dose-escalation multi-center trial of 2 doses of an investigational HZ vaccine (Z-1018) in approximately 764 healthy adults.

NCT06581575 — A Phase 2 Study to Evaluate JCXH-105, an srRNA-based Herpes Zoster Vaccine

The goal of this clinical trial is to assess the safety and immunogenicity of an srRNA-based vaccine, JCXH-105, in the prevention of Herpes Zoster (Shingles).

Subjects will be randomized to receive either JCXH-105 or Shingrix.

NCT06851832 — Clinical Trial of Recombinant Herpes Zoster Vaccine (CHO Cell) in Healthy Chinese Population Aged 40 Years and Older

The objective of this study was to evaluate the safety, immunogenicity and immune persistence of recombinant herpes zoster vaccine (CHO cells) with different adjuvant doses in healthy people aged 40 years and older.

NCT07285265 — Phase I Clinical Trial of Lyophilized Herpes Zoster mRNA Vaccine in Adults Aged 40 Years or Above

The primary objective of this study is to evaluate the tolerability, reactogenicity and safety of 2 injections (approximately 2 months apart) of three different dose levels of ABO1108 in adults aged 40 years or above.

NCT07285278 — Phase II Clinical Trial of Lyophilized Herpes Zoster mRNA Vaccine in Adults Aged 40 Years or Above

The primary objective of this study is to evaluate the immunogenicity and safety of 2 injections (approximately 2 months apart) of ABO1108 in adults aged 40 years or above.

NCT07293065 — A Phase III Clinical Trial to Evaluate Long-Term Protective Efficacy of Recombinant Zoster Vaccine (CHO Cell)

The purpose of the sutdy is to evaluate the protective efficacy of Recombinant Herpes Zoster Vaccine (CHO Cell) (hereinafter referred to as “the investigational vaccine”) in preventing herpes zoster at 13-36 months after complete immunization with the 0- and 2-month immunization schedule in individuals aged 40 years and older.

NCT07554261 — Clinical Features and Outcomes of VZV CNS Infections

The goal of this observational study is to learn about the clinical characteristics, risk factors, and long-term outcomes of varicella zoster virus (VZV)-related central nervous system (CNS) infections in adults. The main questions it aims to answer are:

What are the risk factors associated with VZV meningitis and encephalitis? Which clinical and laboratory findings are associated with complic…

Not Yet Recruiting

NCT07481604 — Safety and Immunogenicity of CVI-VZV-001 in Adults Aged 50 Years and Above

To evaluate the immunogenicity of the investigational product (IP) in healthy adults aged 50 years or older and to explore differences in immune responses between the experimental and control groups, and to determine the optimal dose of the IP.

NCT07443709 — Zoster Vaccine to Enhance Protection Against Zoster in Solid-organ Transplantation

Shingles is caused by the same virus that causes chickenpox. After someone has chickenpox, the virus stays in the body and can become active again later in life. This is called shingles.

People who have received a solid organ transplant (such as a kidney, liver, or heart transplant) are 3 to 10 times more likely to get shingles than the general population. In transplant patients, shingles is o…

NCT07569978 — Efficacy and Safety of High-Concentration 35 kDa Hyaluronan Gel for Herpes Zoster-Associated Pain

This is a prospective, single-arm, open-label, pilot clinical study to evaluate the efficacy and safety of topical 10% high-concentration 35 kDa hyaluronan (HA35) gel in subjects with herpes zoster-associated pain (ZAP). Eligible participants will receive a single topical application of the study gel. The primary objective is to assess rapid pain reduction within 2 minutes and 24hours after app…

NCT07415252 — SkyVaricella® (NBP608) Vaccine With Lower Potencies in Healthy Children Aged 12 Months to 12 Years

The goal of this study is to evaluate the safety and immunogenicity of an investigational varicella vaccine in children. Researchers will compare the investigational vaccine, NBP608, with licensed varicella vaccines. The study includes children aged 12 months to 12 years.

Approximately 780 participants will take part in this study. Participants will be randomly assigned to receive either the i…

NCT07473427 — Immunogenicity and Safety of Varicella Vaccine, Live in Healthy Vietnamese Children

This is a single armed, Phase 3 study to assess the immunogenicity and safety of the varicella vaccine manufactured by Sinovac. A total of 300 healthy participants aged 1-12 years will be enrolled. All participants will receive a single dose of varicella vaccine manufactured by Sinovac.

Enrolling by Invitation

NCT06162494 — Recombinant Zoster Vaccine in Young Adult Solid Organ Transplant Recipients

This goal of this study is to assess the safety and immunogenicity of recombinant zoster virus in young adult solid organ transplant recipients. In this study, participants will receive the recombinant zoster vaccine. They will be monitored for adverse events and tested for antibody and cellular immunity.

Completed Trials

NCT03604406 — The Immunogenicity and Safety of Zostavax® and Shingrix® in Rheumatoid Arthritis Patients Using Abatacept

This investigator-initiated study will serve as a sub-study for the American College of Rheumatology-sponsored VERVE protocol currently funded by the NIH. This double-blinded multicenter randomized pragmatic trial is designed to determine whether Zostavax or Shingrix are safe and effective in patients with rheumatoid arthritis (RA) currently using anti-tumor necrosis factor (TNF) therapies. Inc…

NCT07399288 — Postherpetic Neuralgia After Herpes Zoster and Incident Dementia Risk

This retrospective observational cohort study uses de-identified electronic health record data from the TriNetX Global Collaborative Network to evaluate whether postherpetic neuralgia after herpes zoster is associated with an increased risk of incident dementia. Adults aged 40 to 120 years with incident herpes zoster between 1 October 2015 and 31 December 2024 are identified using diagnostic co…

NCT05622682 — Vaccine Immune Recovery After Leukemia

This observational study aims to assess recovery of the immune system and immunity to vaccine-preventable diseases in children, adolescents, and young adults who recently completed treatment for acute lymphoblastic leukemia (ALL). Several children’s hospitals in the United States are participating in the study, which will enroll up to 100 pediatric participants. The study is intended to determi…

NCT06375512 — A Study to Describe the Safety, Reactogenicity, and Immunogenicity of Herpes Zoster IN001 mRNA Vaccine (IN001) in Healthy Participants

The study will evaluate the safety, tolerability, and immunogenicity (your immune system’s reaction) of the study vaccine called Herpes Zoster IN001 mRNA Vaccine (IN001) in healthy participants who are between 50 and 69 years of age

Other (Terminated)

NCT05703607 — A Study to Learn About a Modified RNA Vaccine Against Shingles in Healthy Adults

The purpose of this clinical study is to learn about the safety, extent of the side effects (reaction to vaccine), and immune response (your immune system’s reaction) of the study vaccine called Varicella Zoster Virus modRNA (VZV modRNA). We are seeking for healthy participants 50 through 85 years of age.

This study will be conducted in 2 substudies: Substudy A (Phase 1) and Substudy B (Phase …