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.
Famvir (Famciclovir) is approved by the FDA for the treatment of cold sores. If started at the first sign of symptoms, taking a single high dose of Famvir can shorten the herpes infection by two days. Valtrex (Valacyclovir) is also approved by the FDA to treat cold sores.