INTRODUCTION
cancer, Brookes
CANCER, POSTOPERATIVE INFECTION
Preoperative oral management is recommended for patients undergoing cancer treatment and surgery under general anesthesia, as preoperative oral care has been shown to prevent the risk of postoperative infection (Ishimaru et al., Mouthwashes containing chlorhexidine (CHX) gluconate or hydrochloride are generally used worldwide (Brookes et al., Therefore, this study was performed as a randomized parallel‐group comparison study in adult volunteers to observe the changes in total bacterial count and bacterial flora composition in the saliva and tongue coating, along with the change in the tongue coating index (TCI) due to intervention with 0.3% CPC spray after professional oral care.