Primary 1 students are used to receiving dt and opv , will it do any harm for them by receiving the new vaccine dtap - ipv ? the extra acellular pertussis component of the new vaccine offers boosting effect for the prevention of pertussis 小一学童一直以来只需接种白喉及破伤风混合疫苗dt和口服三型混合小儿麻痹疫苗opv ，使用新疫苗白喉破伤风无细胞型百日咳及灭活小儿麻痹混合疫苗dtap - ipv会否引起不良效果
Acellular as well as inactivated polioviruses types i , ii iii . the old dtwp vaccine is also a combination vaccine with similar components for diphtheria and tetanus but contains the " whole - cell " component for pertussis and does not contain the poliovirus component 新疫苗的白喉及破伤风类毒素成份与以往所用的三合一白喉破伤风百日咳混合疫苗dtwp相若，而以往所用疫苗的百日咳杆菌为全细胞型及不含小儿麻痹病毒。
How long can i defer the first dose of dtap - ipv for my baby ? what is the appropriate time interval for the new vaccine besides the recommended schedule as my child will probably turn up beyond the recommended dates due to varies reasons e . g . illness , being cared in mainland china 幼儿基于种种原因如患病于中国内地居留，未能依生署建议时间接种第一剂白喉破伤风无细胞型百日咳及灭活小儿麻痹混合疫苗dtap - ipv ，请问有关疫苗的接种可推迟多久才进行
A combination of diphtheria tetanus vaccine and opv or diphtheria tetanus vaccine and ipv is currently used for primary six students , and will be replaced by diphtheria , tetanus , acellular pertussis reduced dose inactivated poliovirus vaccine dtap - ipv at a later phase 现行用作为小六学童接种的白喉及破伤风减量混合疫苗和小儿麻痹口服剂td opv或白喉及破伤风减量混合疫苗和灭活小儿麻痹疫苗td ipv将于稍后以白喉破伤风无细胞型百日咳减量及灭活小儿麻痹混合疫苗dtap - ipv代替。
