title: Norfloxacin and protime elevation.
authors.forename: D S
authors.initials: DS
authors.lastname: Kaplan
mesh_terms: D000328:Adult; D001777:Blood Coagulation / Q000187:drug effects*; D006801:Humans; D008297:Male; D009643:Norfloxacin / Q000009:adverse effects*; D011517:Prothrombin Time
chemical_list: D009643:Norfloxacin