Urinary tract infection in 70-year-old people will cause obvious abnormal urination, and the specific treatment plan includes anti-infection treatment and daily care. 1. Anti-infection treatment: urinary tract infection is closely related to bacterial growth, the corresponding condition can be determined by bacterial culture, and requires regular application of anti-infection drugs, commonly used drugs include levofloxacin and doxycycline. 2. Daily care: usually pay attention to drink more water, pay attention to personal hygiene; pay attention to the conditioning of the body, enhance physical fitness; in addition, pay attention to supplemental nutrition, appropriate consumption of high-protein foods, such as lean meat, eggs, milk, etc., but also pay attention to a reasonable nutritional diet. Some patients develop urinary tract infection because of urinary tract obstruction, such as prostate hyperplasia, urinary stones and other causes, the corresponding condition, need to control the infection before treatment. 70-year-old people with urinary tract infections, should seek medical observation in a timely manner, under the guidance of clinicians for standardized treatment.