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Doctor insights on: What Causes Cold Sore Under My Nose

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I have what I assume to be a cold sore next to my nose.Does this mean that I have herpes?I have a sinus infection right now, could that have caused it

I have what I assume to be a cold sore next to my nose.Does this mean that I have herpes?I have a sinus infection right now, could that have caused it

Cold Sore: I think it best to go to your doctor and have him/her check this out. If it is a cold sore, there is medication you can take. If it is a bacterial infection, you may need antibiotics. Hope this helps! ...Read more

Dr. Heidi Fowler
994 doctors shared insights

Cold Sore (Definition)

A cold sore is a sore that develops on lips. It is caused by infection with one ...Read more


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Yesterday, i had a cold sore under my nose, until today, it's still itchy how will this affect my eating?

Yesterday, i had a cold sore under my nose, until today, it's still itchy  how will this affect my eating?

It shouldn't: Some food may be more irritating to the sore than others but you should be able to eat pretty much anything you normally do. ...Read more

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What to do if I have a cold sore under my nose, help me get rid of it please!?

What to do if I have a cold sore under my nose, help me get rid of it please!?

Antiviral cream: You need prescription meds like topical zovirax cream or oral valtrex if it's really severe. ...Read more

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Never had a cold sore. Just developed one directly under my nose. What does this mean?

Never had a cold sore. Just developed one directly under my nose. What does this mean?

Exposure to HSV: This means that at some point, you have been exposed to someone who has had a cold sore, or carries the hsv (herpes) virus and was 'shedding' virus. Transmission can occur even if a cold sore is not present, fyi. ...Read more

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My nose is peeling and under it is raw red skin is that MRSA or a cold sore? I am a nurse

Red Skin: Without performing cultures (viral and bacterial), it is difficult to say with 100% certainty. It would be best to get to a qualified provider who is able to perform a Tzanck smear and that would clinch the diagnosis immediately. Cultures may take days to get results back. ...Read more

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Is it Normal to still have tingling and burning on lip and nose 3 days after a cold sore blisters under nose has crusted over?

Is it Normal to still have tingling and burning on lip and nose 3 days after a cold sore blisters under nose has crusted over?

Yes: It will heal in a week. Does not matter what you put on it. If you get these a few times a year, protect lips and face from sun. There are sunscreen chapsticks. Valacyclovir 2 grams at the first symptoms(prodrome) of the next attack will turn it off. You must be prepared beforehand. There are no side effects. ...Read more

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Some sort of rash neck top of shoulder. Not sore or itchy or red. More like raised skin bumpy very small spots. I have cold sore cold under nose ?

Some sort of rash neck top of shoulder. Not sore or itchy or red. More like raised skin bumpy very small spots.  I have cold sore cold under nose ?

Unsure: This can't be diagnosed with the information that is available. A history, physical examination & other studies may be needed to determine cause/causes. Once accurately assessed a treatment plan can be developed. ...Read more

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Can you get a cold sore on bridge of your nose after a cold?

It could happen: Recurrent oral herpes (cold sore) outbreaks usually occur in pretty much the same place every time, usually on or near the lips. But it can happen anywhere nearby, including the nose. If the bridge of your nose is a new place, a cold sore is less likely. If this is your first possible outbreak, probably it's something else. If in doubt, see a doctor for professional evaluation and testing. ...Read more

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Hello docs. I was wondering can wiping your nose a lot bring out a cold sore?

Hello docs. I was wondering can wiping your nose a lot bring out a cold sore?

Having an upper : Respiratory infection (which could cause a runny nose) may trigger cold sores. Triggers for cold sores can include illness, stress, fatigue, becoming physically cold, dry air, uv rays (sun), mouth trauma or one's period. ...Read more

Dr. Jack Mutnick
1,168 doctors shared insights

Nasal (Definition)

NaSal is a nasal preparation which is a kind of ...Read more