泡沫酸噻吩嘧啶(Pyrantel pamoate)是一种新的广谱驱虫药,属四氢嘧啶类,化学名为反式1,4,5,6-四氢-1-甲基-2[2-(2噻吩)乙烯]-嘧啶的甲双羟萘甲酸盐,含噻吩嘧啶游离盐基34％,几不溶于水及胃、肠液中。对小鼠、大鼠及狗的半数致死量达2～5克/公斤。在畜类如牛、羊、猪、马、狗中试用,驱 Pyrantel pamoate is a new broad-spectrum anthelmintic which belongs to the class of tetrahydropyrimidines with the chemical name trans-1,4,5,6-tetrahydro-1-methyl-2 [2- (2-thienyl) ethylene] -pyrimidine, containing 34% of free base of pyrimidine, insoluble in water, stomach and intestinal fluid. On mice, rats and dogs, the median lethal dose of 2 to 5 g / kg. In livestock such as cattle, sheep, pigs, horses, dogs in the trial, drive