Bonjela Gel Original is a great antiseptic solution for mouth ulcers. The ulcer gel provides about 100 applications. It forms a fast-acting protective barrier on the ulcer and heals the infection quickly. The sore area of the mouth and the inflammation is completely relieved with the use of this mint flavoured ulcer care gel product. Apply the Bonjela gel on the ulcer to form a protective film over the ulcer. Apply the gel after every four hours. If you are using the gel for the denture irritation, then use 30 minutes before re-insertion. It is not suitable for children below 16 years of age.