OBJECTIVE To investigate the efficacy of benzathine penicillin combined with ceftriaxone sodium in the treatment of patients with recessive syphilis with skin infection.METHODS From Aug.2014 to May 2015,86 patients with recessive syphilis infection and rash in our hospital were enrolled in this study,and were randomly divided into combined group and control group,with 43 cases in each group.Patients in control group were treated with benzathine penicillin,and in combined group were treated with benzathine p...