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.
Nasal Ointment. Mupirocin nasal ointment is used to kill bacteria which can live in your nose, and which can spread to other people when you breathe or sneeze. It is used in particular to kill bacteria called meticillin-resistant Staphylococcus aureus (MRSA), which can cause skin infections.