Objective To suvey the clinical application of antibacterials and drug resistance of antibacterials in the hospital in 2013.Methods To make statistical analysis on the frequency of drug use and drug resistance rate in 2013.Results Piperacillin wasn′t used in 2013 in the hospital.No hemolytic streptococcus was detected with drug resistance.Drug resistance rate of Esche-richia coli to piperacillin was 33.22%.Conclusion Bacterial resistance might be related to the using frequency of drugs and the types of antibacterials used in a region.