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(mupirocin calcium) Nasal Ointment
BACTROBAN (mupirocin calcium) nasal ointment, 2% contains the dihydrate crystalline calcium hemi-salt of the antibacterial drug, 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 (C26H43O9)2Ca•2H2O, and the molecular weight is 1075.3. The molecular weight of mupirocin free acid is 500.6. The structural formula of mupirocin calcium is:
BACTROBAN nasal ointment is a white to off-white ointment that contains 2.15% w/w mupirocin calcium (equivalent to 2% mupirocin free acid) in a soft white ointment base. The inactive ingredients are paraffin and a mixture of glycerin esters (SOFTISAN® 649).
What are the possible side effects of mupirocin nasal (Bactroban)?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Stop using mupirocin nasal and call your doctor at once if you have a serious side effect such as:
- nosebleed; or
- severe burning or stinging of your nose.
Less serious side effects may include:
- dryness or unpleasant taste in your mouth;
- ear pain;
- runny or stuffy nose;
- nausea, diarrhea;
- itching, mild skin rash;
What are the precautions when taking mupirocin calcium ointment (Bactroban Nasal)?
Before taking mupirocin, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
Before using this medication, tell your doctor or pharmacist your medical history.
This medication should be used only when clearly needed during pregnancy. Discuss the risks and benefits with your doctor.
It is not known whether this drug passes into breast milk. Consult your doctor before...
Last reviewed on RxList: 12/26/2015
This monograph has been modified to include the generic and brand name in many instances.
Additional Bactroban Nasal Information
Bactroban Nasal - User Reviews
Bactroban Nasal User Reviews
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