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狗狗疫苗打几联好

狗狗疫苗要打几针 狗狗疫苗打几次比较好

狗狗疫苗要打三针。第一次接种疫苗只能产生少量的抗体水平,而且持续时间很短。第二次接种疫苗时,是初次反应的几十倍,存留时间较长。第三次接种所产生的抗体数量会在第二次的基础上再增长几十倍,使狗狗具备抵抗传染病的能力。

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