Materials and methods: A descriptive cross - sectional study was conducted on 353 patients diagnosed with infections caused by at least one of the following pathogens: E coli, Klebsiella pneumoniae, Pseudomonas aeruginosa, Acinetobacter baumannii and confirmed as carbapenem resistant from September 1st, 2019 to March 31st 2020 at University Medical Center Hochiminh City (UMC HCMC).