Background: Nasal colonization of Staphylococcus aureus is very common among health care workers. as part of a comprehensive Methicillin Resistant Staphylococcus aureus (MRSA) decolonization strategy. Mupirocin (Pseudomonic acid) is a topical antibiotic largely used to eradicate staphylococcal nasal carriage. Increased mupirocin use predisposes to mupirocin resistance. https://www.bekindtopets.com/