Hello dear, Thank you for your contact to health care magic. I read and understand your concern. I am Dr Arun Tank answering your concern. Citrobacter koseri is always pathogenic in the body. So you should test yourself for the culture and sensitivity. Once the report is available you can take the treatment accordingly. Completed treatment should be taken. Hygiene maintenance is important tool and should be adopted. It will help us equally in the treatment as antibiotic do. Please adopt good handwashing practice. This will also help us in treatment. In alternative to taking a I will be happy to answer your further concern on bit.ly/DrArun. Thank you, Dr Arun Tank Infectious diseases specialist, HCM