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临床试验/NCT00595309
NCT00595309已完成3 期

Effect of a Booster Dose of the Japanese Encephalitis Vaccine IC51 on Long Term Immunogenicity. An Uncontrolled, Open-label Phase 3 Study.

Valneva Austria GmbH3 个研究点 分布在 2 个国家目标入组 198 人开始时间: 2007年12月最近更新:
适应症

试验速览

阶段
3 期
状态
已完成
入组人数
198
试验地点
3
主要终点
Seroconversion Rate

研究概览

简要总结

The objective is to assess the effect of a booster vaccination on immunogenicity of IC51 in terms of seroconversion rate.

研究设计

研究类型
Interventional
分配方式
Na
干预模型
Single Group
主要目的
Prevention
盲法
None

入排标准

年龄范围
18 Years 至 —(Adult, Older Adult)
性别
All
接受健康志愿者

入选标准

  • Healthy adults who completed the primary immunization in study IC51 309
  • Male and female healthy subjects aged at least 18 years with written informed consent and either no childbearing potential or negative pregnancy test

排除标准

  • History of immunodeficiency or immunosuppressive therapy, known Human Immunodeficiency Virus (HIV), or drug addiction including alcohol dependence

结局指标

主要结局

Seroconversion Rate

时间窗: at Month 12 after booster

次要结局

  • Geometric Mean Titer(D28, Month 6 and Month 12 after booster)
  • Safety and Adverse Events(up to Month 12 after booster)
  • Seroconversion(at D28 and Month 6 after booster)

研究者

申办方类型
Industry
责任方
Sponsor

研究点 (3)

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