报告了一种吡喹酮控释棒，并实验观察了这种用于皮下埋植的吡喹酮缓释制剂在大鼠和家犬体内的缓释效果和对家犬细粒棘球绦虫成虫感染的驱虫作用。初步观察结果，在大鼠体内６０天的药物释放率为４７．６％；在家犬体内７５天的释放率为５２．３％。在实验犬体内吡喹酮埋植量为３２．９３～６５．８８ｍｇ／ｋｇ的情况下，有明显的驱虫作用 Reported a praziquantel controlled release rod and experimentally observed the slow release effect of the praziquantel sustained release preparation for subcutaneous implantation in rats and domestic dogs, Infectious effect of deworming. Preliminary observations showed that the drug release rate was 47.6% in rats for 60 days and 52.3% in dogs for 75 days. Praziquantel implantation in experimental dogs in the amount of 32.93 ~ 65.88mg / kg cases, there is a clear role of deworming