what to do about constant canker sores, My sister has a autoimmune disease related to ankalosing spondolitis, and has constant canker sores that she cannot seem to find a way to get rid of. She goes to a specialist, but they seem to be stumped. They ask her to take vitamin B1, but she has taken it a few weeks now and no relief. any advice?
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vitamin B1, and oral solutions to keep the mouth clean.