dentogelDentogel is a combination medicine primarily used to treat mouth ulcers. Mouth ulcers, also known as canker sores, are small, paful lesions that develop the mouth or at the base of the gums.Dentogel is a brand name for cho salicylate and it is available in the form of mouthwash, gel. It is a prescription drug that belongs to the class of drug called anti-inflammatory agent and pain reliever.