This study aims to probe the clinical efficacy of the nursing intervention of ceftazidime tazobactam sodium combined with Levofloxacin in treating heart failure complicated with lung infection in elderly patients. Patients in the control group (n = 59) accepted ceftazidime tazobactam sodium injection (3:1). Patients in the observation group (n = 59) were given levofloxacin […]
