Yes: The medication has two function: anti-inflammatory and anti-allergic. Remember that canker sores (aphthous ulcers) are different from herpes ulcers (cold sores). There are many triggers, and they are divided into minor and major. Symptomatic relief is usually all that can be provided -- and avoiding things that trigger the aphthae.
Answered 5/5/2019
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3 doctors weighed in across 2 answers
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