dentogelDentogel is a combination of two medicines is used to treat mouth ulcers. This is an antiseptic pain relieving dental gel used for relieving stomatitis, mouth ulcers, denture discomfortLidocaine Topical (Dentogel) is for external use only. Avoid contact with your eyes, nose, and mouth. If you get Lidocaine Topical (Dentogel) in your eyes, rinse immediately with cool water.