How to get rid of a cold sore under your tongue?

About a week: Typically you would have a canker sore under your tongue and this would take 7 to 10 days to heal. Spicy and acidic food will make this hurt more. You can use an over the counter product to make it feel better while healing.

Time: They will usually go away in two weeks. Using warm salt water and topical numbing gel can help with the symptoms till they go away. If they last longer than that you should go see your dentist.

Cold sores: Herpes simplex is divided into two types: HSV type 1 and HSV type 2. Both of these conditions can affect your mouth or your genitals and can be spread via oral sex. There no cure for HSV infection and often stress is an aggravating factor. Cold sores generally clear up without treatment within 10-14 days. Abreva is an OTC topical remedy used to help speed healing and minimize pain.

Sores: There is often confusion concerning the difference between cold sores and canker sores (aphthous ulcers). More than likely you have a canker sore which will go away on its own within 7-10 days. There are numerous OTC medications to help it feel better meanwhile. Ask your pharmacist or dentist. Salt water rinses may help. If it lasts longer than 2 weeks have it looked at! See comment below-->