作者采用头孢三嗪3天疗程和氟嗪酸5天疗程两种治疗伤寒的方案进行开放性随机对照研究。 研究对象是1992年12月～1993年6月临床疑诊或培养证实的成年伤寒患者。排除已知对β-内酰胺抗生素或喹诺酮类药物过敏者;或入院前1周内用过广谱头孢菌素或喹诺酮类药物者,但是包括已用过氨苄青霉素、氯霉素或复方新诺明治疗而证实无效者。 The authors used three days of ceftriaxone treatment and five days ofloxacin treatment of two programs for typhoid fever program open-label randomized controlled study. The research object is from December 1992 to June 1993 clinical suspicion or culture of confirmed adult typhoid patients. Excluding those known to be allergic to β-lactam antibiotics or quinolones; or those who have used either broad-spectrum cephalosporins or quinolones within 1 week prior to admission, but those who have been using ampicillin, chloramphenicol, or cotrimoxazole Ming treatment proved ineffective.