Complicated UTIs caused by Enterococcus faecalis, E. coli, K. pneumoniae, P. mirabilis, P. aeruginosa or Serratia marcescens. Prostatitis due to E. coli. Hypersensitivity to nalidixic acid, cinoxacin, or norfloxacin. Lactation, infants, and children. Ophthalmic use for dendritic keratitis, vaccinia, varicella, mycobacterial infections of the eye, fungal disease of the eye, and use with steroid combinations after uncomplicated removal of a corneal foreign body.
Geriatric clients eliminate norfloxacin more slowly.
Headache, dizziness, fatigue, malaise, drowsiness, depression, insomnia, confusion, psychoses. 400 mg q 12 hr for 3 days. Uncomplicated UTIs due to other organisms. 400 mg q 12 hr for 7-10 days. 400 mg q 12 hr for 10-21 days.