本文将95名年龄为17个月～13岁患泌尿道感染的小儿(男9,女86;均无血清肌酐升高及抗药者),以随机分配法分别用增效磺胺(55例)和氨苄青霉素(40例)治疗3周。药物剂量是:增效磺胺组:TMP 5毫克/公斤/天加SMZ25毫克/公斤/天,分2次 In this study, 95 infants with agenesis of 17 months to 13 years old with urinary tract infection (male 9, female 86; no serum creatinine rise and drug resistance) were randomized to receive either sulfasalazine (55) And ampicillin (40 cases) for 3 weeks. Dose of the drug is: Sulfanilamide group: TMP 5 mg / kg / day plus SMZ25 mg / kg / day, 2 times