 This study will assess the nasal eradication of SA in healthy subjects following treatment with mupirocin 2 Bactroban 2 Nasal Ointment twice daily for 5 days, by means of a broth enriched culture microbial assay. The sensitivities of broth enrichment and plating assay methods will be compared. The safety and tolerability of Bactroban 2 Nasal Ointment will also be assessed. 