Objective: The aim of this study is to describe the effects of <i>Paljung-san</i> on a patient with a catheter-associated urinary tract infection following a cerebral stroke.Methods: The patient was treated with herbal medicine (<i>Paljung-san</i>), and the effects of the treatment were evaluated using blood laboratory tests (C-reactive protein, erythrocyte sedimentation rate, and white blood cell count) and routine urine analysis.Results: After treatment, the patient’s level of infection, as determined by the blood laboratory test and urine analysis, also improved.Conclusion: The results suggest that herbal medicine (i.e., <i>Paljung-san</i>) may be effective for treating catheter-associated urinary tract infections.