Hello, Welcome to HCM, Pseudomonas infection must not be taken lightly and treated completely. It can cause infections in various organ systems including the following: Respiratory tract (eg, pneumonia), Bloodstream (bacteremia), Heart (endocarditis),CNS (eg, meningitis, brain abscess),Ear (eg, otitis externa and media),Eye (eg, bacterial keratitis, endophthalmitis),Bones and joints (eg, osteomyelitis),GI tract (eg, diarrhea, enteritis, enterocolitis and Urinary tract Skin (eg, ecthyma gangrenosum) The duration of treatment varies with various manifestations of the infection and may vary from 3 days for uncomplicated infections to 3 weeks for associated kidney infections. As per studies Ciprofloxacin continues to be the preferred oral agent. Your doctors must make sure that the pseudomonas infection is being treated by Ciprofloxacin by doing antibiotic sensitivity tests. Thank you.