Methods: A before and after, cross - sectional study was conducted on 356 medical records of patients diagnosed with UTI at Department of Urology, Thong Nhat hospital from July 2018 to July 2019 (Stage 1: without pharmacists' interventions and ASP on antibiotics use) and from September 2019 to September 2020 (Stage 2: with pharmacists' interventions and ASP on antibiotics use).