They usually resolve: W/i 2 to 3 weeks. If you have a canker sore (aphthous ulcer) you can rinse your mouth w warm salt water. Mix a teaspoon of salt in 8 oz of warm water – gargle w this several times a day. Another option is to swish a mix of 1 part milk of magnesia ; 1 part liquid Benadryl (diphenhydramine) in your mouth. Spit out after about a minute. Avoid eating spicy food or food that is hot (high temperature). Please call your.
Answered 10/4/2016
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