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Doctor insights on: How Long Does A Canker Sore Last

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Dr. Daniel Rubenstein
616 doctors shared insights

Canker Sores (Definition)

Almost everyone is infected with this herpes virus. The first episode is usualy in early childhood. It is dramaticaly different from all the later events. The virus is always present. When your immune system is weakened (stress, disease, almost anything) the viri end up stronger than your immune system. They do their job, and ...Read more


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How long does syphlis canker sore last?

How long does syphlis canker sore last?

Awhile: If it is really a from syphilis, it will go away and come back again. It is easily treated with antibiotics. Just because it goes away, doesn't mean it is gone. It must be treated! see your family practice dr asap. ...Read more

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On average, how long will a canker sore usually last?

On average, how long will a canker sore usually last?

8-12 days: Most canker sores ate caused by a viral entity with a specific duration. You should be examined by a professional. ...Read more

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Can i tell me how i can treat a prolonged canker sore?

If you have had it : For more than 2 to 3 weeks - please see your dentist for evaluation. F you have a canker sore ( aphthous ulcer) you can rinse your mouth w warm salt water. Mix a teaspoon of salt in 8 oz of warm water – gargle w this several times a day. Another option is to swish a mix of 1 part milk of magnesia ; 1 part liquid Benadryl (diphenhydramine) in your mouth. Spit out after about a minute. Avoid eating spicy food or food. ...Read more

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How long is it supposed to it take for a canker sore to heal/ get better?

7 to 10 days: Canker sores usually heal within 7 to 10 days. Spicy and acidic foods and drinks can increase your pain so be careful with your diet. ...Read more

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I was just wondering why does my canker sore hurt so much for so long after healing?

I was just wondering why does my canker sore hurt so much for so long after healing?

Canker sore: How long is "for so long"? And are you sure it's a canker sore? If it is, size and duration varies from individual to individual and from time to time. Medical factors, what you eat, amount of stress may all play a role in intensity and duration of discomfort. Consult with you own dentist for specific advice. ...Read more

Dr. Sandra Eleczko
506 doctors shared insights

Aphthous Stomatitis (Definition)

Are small, benign but painful ulcers of the mouth and throat. They generally resolve on their own in 10-14 days. There are various over the counter remedies that ...Read more