Trials / Unknown
UnknownNCT01982409
Immune Persistence After Inoculated With One-dose Freeze-Dried Live Attenuated Varicella Vaccine in Children Vaccine in Children
A Study of Immune Persistence After Inoculated With One-dose Freeze-dried Live Attenuated Varicella Vaccine in Children Aged 1-6 Years
- Status
- Unknown
- Phase
- Phase 4
- Study type
- Interventional
- Enrollment
- 350 (actual)
- Sponsor
- Changchun Changsheng Life Science and Technology Co., Ltd. · Industry
- Sex
- All
- Age
- 1 Year – 6 Years
- Healthy volunteers
- Accepted
Summary
The purpose of this study is to observe the persistence of protection, duration of protection, safety and breakthrough infection rates afforded by live attenuated varicella vaccine in children over a 5-year period.
Conditions
Interventions
| Type | Name | Description |
|---|---|---|
| BIOLOGICAL | Live Attenuated Varicella Vaccine |
Timeline
- Start date
- 2013-06-01
- Primary completion
- 2018-01-01
- Completion
- 2018-12-01
- First posted
- 2013-11-13
- Last updated
- 2014-03-27
Locations
1 site across 1 country: China
Source: ClinicalTrials.gov record NCT01982409. Inclusion in this directory is not an endorsement.