saliva substitute for treatment of xerostomia (dry mouth); provides protection to soft tissues & promotes enamel remineralization; contains K phosphates, K, Na, Mg & Ca chlorides, NaF, sorbitol, flavoring, dye, preservative, water with added carboxymethylcellulose; Xero-Lube reported to have same formulation; RN given refers to VA-OraLube with unknown MF