Hurting mouth ulcers
You can get orabase ointment at your pharmacy without a prescription.
It functions as an oral bandage. It is usually best to apply it to the ulcer before eating.
Mouth ulcers usually run their course in 7-10 days. If you have multiple chronic ulcers, or they last longer than a week, you should check with your dentist or physician. They might be a response to a systemic infection.