Microinch is a length measurement unit. A microinch (Âµin) is a non-SI (non-System International) measurement unit of length or distance, and equal to one millionth of an inch (0.000001 inch).ORT?
Responses (2) Mupirocin is an antibacterial so it won't work on cold sores, which is a viral infection. For what its worth i had a cold sore the size of a dime last week and after 4 days of mupirocin it almost completely vanished. I have never got rid of a cold sore so quickly.
Acyclovir ointment or cream works best if it is used at the first sign of cold sore symptoms. Side effects of the ointment may include mild pain or stinging at the site where it is applied. The U.S. Food and Drug Administration (FDA) approved acyclovir cream to treat recurrent cold sores in people older than age 12.