SPL Set ID: 9a1be092-6fe8-4b7c-a668-e584783f888b
1 drug(s) with this SPL Set ID
Mupirocin Cream USP, 2% contains the dihydrate crystalline calcium hemi-salt of the RNA synthetase inhibitor antibacterial, mupirocin. Chemically, it is (αE,2S,3R,4R,5S)-5- [(2S,3S,4S,5S)-2,3-epoxy-5-hydroxy-4-methylhexyl]tetrahydro-3,4-dihydroxy-β-methyl-2H-pyran-2-crotonic acid, ester with 9-hydroxynonanoic acid, calcium salt (2:1), dihydrate. The molecular formula of mupirocin calcium is (C 26 H 43 O 9 ) 2 Ca∙2H 2 O, and the molecular weight is 1075.3. The molecular weight of mupirocin free acid is 500.6. The structural formula of mupirocin calcium is: Each gram of mupirocin cream contains 20 mg (2% w/w) of mupirocin equivalent to 21.5 mg (2.15% w/w) of mupirocin calcium. The inactive ingredients are benzyl alcohol, cetomacrogol 1000, cetyl alcohol, mineral oil, phenoxyethanol, purified water, stearyl alcohol, and xanthan gum. Chemical Structure