Albendazole (trade name: enterochong Qing) is a broad-spectrum and strongest insecticide among benzimidazole drugs. It is mainly used to treat the single or mixed infection caused by Ascaris lumbricoides, pinworm, whipworm, hookworm, duodenum hookworm and fecal garden nematode, as well as the mixed infection caused by tapeworm and the above intestinal worms.