What medicine and care can help a sore in the mouth?
Protect a mouth sore from irritation, use suitable pain relief only as directed, and seek examination if it persists or recurs.
What different conditions can cause a mouth sore?
A mouth sore may be a traumatic ulcer, aphthous ulcer, viral lesion, fungal infection, or dental infection, and each cause has different treatment.
What can you do now to protect a mouth sore?
Choose soft foods, rinse gently, avoid tobacco and stinging foods, and check for a sharp tooth, denture edge, or biting habit.
When does a mouth sore need dental examination?
Arrange care for a sore lasting more than two weeks, repeated sores, bleeding, a hard lump, numbness, fever, swelling, or swallowing difficulty.
What should you ask about treating a mouth sore?
Ask what type of lesion is present, whether a local irritant is responsible, and which treatment fits your health history.
Frequently asked questions
What is the main thing to remember?
Protect a mouth sore from irritation, use suitable pain relief only as directed, and seek examination if it persists or recurs.
When should I stop home care?
Arrange care for a sore lasting more than two weeks, repeated sores, bleeding, a hard lump, numbness, fever, swelling, or swallowing difficulty.
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Who wrote this page
This library is published by Dental Nation, a licensed dental group practising in the United Arab Emirates. Pages are written and overseen by the same clinical team that treats patients in our clinics, and are held to a fixed editorial standard for safety and accuracy.
This page is patient education, not medical advice, and cannot replace an examination. Anything urgent — facial swelling, trauma, uncontrolled bleeding or severe pain — needs a dentist or emergency care now.

