诺华Sentinel Spectrum驱虫药预防心丝虫控制跳蚤驱杀肠道寄生虫超小型犬用3粒装 Sentinel Spectrum for Very Small Dog 3 Pack

Each pack contains 3 or 6 tasty chews, one to be given monthly. For the prevention of heartworm, the long term control of fleas and the control of all intestinal worms including tapeworm.