Yes. Sometimes they do.
Bactroban is not effective for viral cold sores.
Cold sores aren't airborne.
You don't get cold sores from the wind.
Cold sores are very contagious.
Cold sores are caused by a virus, and polysporin is not active against viruses, so it won't work for cold sores.
You will itch and you will most likely develop red sores.
They do have cold sores in South America.
Cold sores aren't bad but they can be painful.
Cold sores look like a blister.
You can get cold sores from hsv-2.
Biaxin is an antibacterial agent, and cold sores are viral, so it is not effective for treating cold sores.
Nystatin is an antibacterial agent, and cold sores are viral, so it is not effective for treating cold sores.