An oral suspension containing diphenydramine hydrochloride, dexamethasone and nystatin, with anithistaminic, antiinflammatory, and antifungal activities. Diphenhydramine hydrochloride/dexamethasone/nystatin magic mouthwash inhibits the cytokine-mediated inflammation and yeast colonization of the oral mucosa associated with chemotherapy and radiation therapy. Check for active clinical trials using this agent. (NCI Thesaurus)