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An Immunity Persistence Study of Live Attenuated Varicella Vaccine

NCT05095701 · Status: ENROLLING_BY_INVITATION · Phase: PHASE4 · Type: INTERVENTIONAL · Enrollment: 703

Last updated 2025-01-27

No results posted yet for this study

Summary

This an open phase Ⅳ clinical trial of live attenuated varicella vaccines manufactured by Sinovac (Dalian) Vaccine Technology Co., Ltd .The purpose of this study is to evaluate the immunity persistence of live attenuated varicella vaccine at 5 and 8 years after primary immunization with live attenuated varicella vaccine.

Conditions

  • Varicella

Interventions

BIOLOGICAL

Investigational Live Attenuated Varicella Vaccine

The live attenuated varicella vaccine was manufactured by Sinovac (Dalian) Vaccine Technology Co., Ltd. Live attenuated varicella-virus in 0·5 mL injection water with sucrose,sodium glutamate,sodium chloride,potassium chloride, sodium dihydrogen phosphate, potassium dihydrogen phosphate per injection.

BIOLOGICAL

Placebo (Freeze Dired Dilution)

The placebo (freeze dired dilution) was manufactured by Sinovac (Dalian) Vaccine Technology Co., Ltd. and contained no active ingredient.It was 0·5 mL injection water with sucrose,sodium glutamate,sodium chloride,potassium chloride and phosphate.

Sponsors & Collaborators

  • Sinovac (Dalian) Vaccine Technology Co., Ltd.

    lead INDUSTRY

Principal Investigators

  • Lili Huang, Bachelor · Henan Provincial Center for Disease Prevention and Control

Study Design

Allocation
NON_RANDOMIZED
Purpose
PREVENTION
Masking
NONE
Model
PARALLEL

Eligibility

Min Age
1 Year
Max Age
17 Years
Sex
ALL
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2021-12-18
Primary Completion
2021-12-19
Completion
2025-10-01

Countries

  • China

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT05095701 on ClinicalTrials.gov