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临床试验/NCT01421121
NCT01421121已完成2 期

Safety and Immunogenicity of an Inactivated EV71 Vaccine in Infants

Sinovac Biotech Co., Ltd1 个研究点 分布在 1 个国家目标入组 540 人开始时间: 2011年6月最近更新:
适应症

试验速览

阶段
2 期
状态
已完成
入组人数
540
试验地点
1
主要终点
Neutralization antibody geometric mean titer in infants 28 days after immunization with EV71 vaccine with or without aluminium hydroxide adjuvant

研究概览

简要总结

A randomized, placebo-controlled, double-blind clinical trial is to evaluate the safety and immunogenicity of a new inactivated EV71 vaccine developed by Sinovac Biotech CO., LTD.

研究设计

研究类型
Interventional
分配方式
Randomized
干预模型
Parallel
主要目的
Prevention
盲法
Double (Participant, Care Provider)

入排标准

年龄范围
6 Months 至 35 Months(Child)
性别
All
接受健康志愿者

入选标准

  • Healthy males and females, aged from 6 months to 11 years old Health is determined by medical history, physical examination, laboratory examination and clinical judgment of the investigator
  • Provided legal identification for the sake of recruitment.
  • Subjects and/or parent(s)/legal guardian(s) are able to understand and sign informed consents.
  • Birth weight more than 2500 grams

排除标准

  • History of Hand-foot-mouth Disease
  • Subject that has allergic history of vaccine, or allergic to any ingredient of vaccine
  • Serious adverse reactions to vaccines such as anaphylaxis, hives, respiratory difficulty, angioedema, or abdominal pain
  • Congenital malformations or developmental disorders, genetic defects, or severe malnutrition
  • Epilepsy, seizures or convulsions history, or family history of mental illness
  • Autoimmune disease or immunodeficiency, or parents, brothers and sisters have autoimmune diseases or immunodeficiency
  • History of asthma, angioedema, diabetes or malignancy
  • History of thyroidectomy or thyroid disease that required medication within the past 12 months
  • Bleeding disorder diagnosed by a doctor (e.g. factor deficiency, coagulopathy, or platelet disorder requiring special precautions) or significant bruising or bleeding difficulties with IM injections or blood draws
  • Asplenia, functional asplenia or any condition resulting in the absence or removal the spleen
  • Acute illness or acute exacerbation of chronic disease within the past 7 days
  • Any history of immunosuppressive medications or cytotoxic medications or inhaled corticosteroids within the past six months (with the exception of corticosteroid nasal spray for allergic rhinitis or topical corticosteroids for an acute uncomplicated dermatitis)
  • History of any blood products within 3 months
  • Administration of any live attenuated vaccine within 28 days
  • Administration of subunit or inactivated vaccines ,e.g., pneumococcal vaccine, or allergy treatment within 14 days
  • Axillary temperature > 37.0 centigrade before vaccination
  • Abnormal laboratory parameters before vaccination
  • Any medical, psychiatric, social condition, occupational reason or other responsibility that, in the judgment of the investigator, is a contraindication to protocol participation or impairs a volunteer's ability to give informed consent

结局指标

主要结局

Neutralization antibody geometric mean titer in infants 28 days after immunization with EV71 vaccine with or without aluminium hydroxide adjuvant

时间窗: 6 month

Primary immunogenicity end point were geometric mean titer of neutralization antibody againt EV71 virus \>= 1:8

次要结局

  • The rates and severity of solicited adverse events in infants following immunization as a Measure of Safety and Tolerability(6 months)

研究者

申办方类型
Industry
责任方
Sponsor

研究点 (1)

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