本文报告了血吸虫病重度流行的１０个村经连续六年采取人畜同步化疗为主的防治措施后，村民的粪检阳性率由１５．０２％～４９．５０％降至４．３４％～３５．１２％，平均为１１．８２％，其中７个村的村民粪检阳性率＜１５％，６个村村民的粪检阳性率下降率＞６０％，表明化疗对控制患病有较好作用。感染血吸虫的村民以青壮年，男性，渔民为主，是当前防治的重点对象。 This paper reports that the positive detection rate of fecal seizures dropped from 15.02% ~ 49.50% to 4.34% ~ 35 in 10 villages with severe epidemic of schistosomiasis after taking continuous control of human-animal synchronous chemotherapy for six consecutive years. .12%, an average of 11.82%, of which 7 villages in the village fecal positive rate <15%, 6 village villagers fecal positive rate of decline of> 60%, indicating that chemotherapy is better for the control of the disease . The majority of villagers infected with schistosomiasis are young adults, men and fishermen, and are the key targets of current prevention and treatment.