II. Preparations

  1. Bacitracin
  2. Mupirocin (Bactroban) 2% ointment
    1. Impetigo: Applied three times daily to affected area for 7-10 days
    2. May be used in age 2 months and older
    3. Available as 22 g tube (ointment is less expensive than creams)
    4. Emerging Streptococcal resistance in 2014
  3. Retapamulin (Altabax) 1% ointment
    1. Impetigo: Apply twice daily to affected area for 5 days
    2. May be used in age 9 months and older
    3. Treatment area must be <100 cm2 (or <2% total BSA in children)
  4. Fusidic Acid 2% cream (Not available in United States)
    1. Impetigo: Apply three times daily to affected area for 10-12 days
    2. Koning (2002) BMJ 324:203-6 [PubMed]

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Cost: Medications

bacitracin (on 12/21/2022 at Medicaid.Gov Survey of pharmacy drug pricing)
BACITRACIN 500 UNIT/GM OINTMNT Generic OTC $0.07 per gram
BACITRACIN 500 UNIT/GM OPHTHALMIC OINTMENT Generic $30.53 per gram
BACITRACIN ZN 500 UNIT/GM OINT Generic OTC $0.07 per gram
BACITRACIN-POLYMYXIN EYE OINT Generic $2.64 per gram
mupirocin (on 12/21/2022 at Medicaid.Gov Survey of pharmacy drug pricing)
MUPIROCIN 2% CREAM Generic $2.75 per gram
MUPIROCIN 2% OINTMENT Generic $0.17 per gram

Ontology: Bacitracin (C0004599)

Definition (NCI) A complex of cyclic polypeptide antibiotics, mainly bacitracin A, produced by spore-forming organisms belonging to the licheniformin group of the Bacillus subtilis with antibacterial activity. Bacitracin binds to C55-isoprenyl pyrophosphate, a biphosphate lipid transport molecule that carries the building blocks of the peptidoglycan bacterial cell wall. The binding interferes with the enzymatic dephosphorylation of the C55-isoprenyl pyrophosphate and prevents peptidoglycan synthesis, thereby inhibiting bacterial cell growth.
Definition (MSH) A complex of cyclic peptide antibiotics produced by the Tracy-I strain of Bacillus subtilis. The commercial preparation is a mixture of at least nine bacitracins with bacitracin A as the major constituent. It is used topically to treat open infections such as infected eczema and infected dermal ulcers. (From Goodman and Gilman, The Pharmacological Basis of Therapeutics, 8th ed, p1140)
Concepts Antibiotic (T195) , Amino Acid, Peptide, or Protein (T116)
MSH D001414
SnomedCT 255965000, 5220000, 370330005
LNC LP14906-9, MTHU002155
English bacitracin, bacitracin (medication), BACITRACIN, Bacitracin [Chemical/Ingredient], Bacitracin (substance), Bacitracin product (product), Bacitracin product, BAC, Bacitracin, Bacitracin, NOS, Bacitracin [dup] (substance)
Swedish Bacitracin
Czech bacitracin
Finnish Basitrasiini
Russian BATSITRATSIN, БАЦИТРАЦИН
Spanish bacitracina (producto), producto con bacitracina (producto), producto con bacitracina, bacitracina (sustancia), bacitracina, Bacitracina
Polish Bacytracyna
Japanese バシトラシン, アイフィビス
French Bacitracine
German Bacitracin
Italian Bacitracina
Portuguese Bacitracina

Ontology: Mupirocin (C0085259)

Definition (NCI) A natural crotonic acid derivative extracted from Pseudomonas fluorescens. Mupirocin inhibits bacterial protein synthesis by specific reversible binding to bacterial isoleucyl tRNA synthase. With excellent activity against gram-positive staphylococci and streptococci, it is primarily used for treatment of primary and secondary skin disorders, nasal infections, and wound healing. (NCI04)
Definition (MSH) A topically used antibiotic from a strain of Pseudomonas fluorescens. It has shown excellent activity against gram-positive staphylococci and streptococci. The antibiotic is used primarily for the treatment of primary and secondary skin disorders, nasal infections, and wound healing.
Concepts Lipid (T119) , Antibiotic (T195)
MSH D016712
SnomedCT 387397004, 71453003
LNC LP17279-8, MTHU009172
English Acid, Pseudomonic, Mupirocin, Pseudomonic Acid, Pseudomonic Acid A, Nonanoic acid, 9-((3-methyl-1-oxo-4-(tetrahydro-3,4-dihydroxy-5-((3-(2-hydroxy-1-methylpropyl)oxiranyl)methyl)-2H-pyran-2-yl)-2-butenyl)oxy)-, (2S-(2alpha(E),3beta,4beta,5alpha(2R*,3R*(1R*,2R*))))-, mupirocin, mupirocin (medication), MUPIROCIN, Mupirocin [Chemical/Ingredient], pseudomonic acid a, Pseudomonic acid, Pseudomonic acid A, Mupirocin (product), Mupirocin (substance)
Swedish Mupirocin
Czech mupirocin
Finnish Mupirosiini
Russian MUPIROTSIN, PSEVDOMONOVAIA KISLOTA, МУПИРОЦИН, ПСЕВДОМОНОВАЯ КИСЛОТА
Italian Acido pseudomonico, Acido pseudomonico A, Mupirocina
Polish Mupirocyna, Kwas pseudomonowy
Japanese プソイドモニックアシド, ムピロシン
Spanish Ácido Pseudomónico, mupirocina (producto), mupirocina (sustancia), mupirocina, ácido pseudomónico A, ácido pseudomónico, ácido seudomónico, Mupirocina, Ácido Seudomónico
French Acide pseudomonique, Mupirocine
German Mupirocin, Pseudomonassäure
Portuguese Ácido Pseudomônico, Mupirocina

Ontology: Bactroban (C0733863)

Concepts Lipid (T119) , Antibiotic (T195)
MSH D016712
English bactroban, Bactroban