摘要： A total of 270 cases with intestinal nematode infection were selected as study subjects,amongthem 156 cases received 2％ mebendazole oral suspension 400 mg/day(200mg,bid)for three days forhe treatment of ascariasis,trichuriasis,and hookworm infection,200 mg/day(200mg,qd)for 3 daysfor the treatment of enterobiasis;114 cases received levamizole for the same treatment as a controlgroup.Before and after the treatment,all the patients'feces were examined by Kato's method.The