My father age 70 he is problem in uti infection last month urine culture is positive Dr. medicine niftas 100. Two time a day for 20 days .after medicine urine culture is negative but last 3 days again the infection please sugest me ,thanks.

Suggestions offered by doctors on Lybrate are of advisory nature i.e., for educational and informational purposes only. Content posted on, created for, or compiled by Lybrate is not intended or designed to replace your doctor's independent judgment about any symptom, condition, or the appropriateness or risks of a procedure or treatment for a given person.