Polymyxin B is used in the treatment of bacterial infections.

Polymyxin B is an antibiotic. It works by killing the bacteria that cause infections.

Nephrotoxicity, Neurotoxicity, Anaphylactic reaction, Shortness of breath, Exanthema, Fever, Increased white blood cell count (eosinophils), Tachycardia, Urticaria

• The injectable form of this drug is given only to hospitalized patients and under medical supervision.
• You may get diarrhea after taking the injection. This usually settles as the course id completed. Consult your doctor if the diarrhea persists or worsens.
• Consult your doctor if you get watery or bloody stools after completing the course.
• Do not take polymyxin B if you are allergic to polymyxin B or any of the other ingredients of the drops or ointment.
• Do baseline kidney function test before starting the medicine.
• Consult your doctor before taking polymyxin B eye ointment/ drops: If you are taking herbal drugs or eye drops. If you are applying any non-steroidal anti-inflammatory drugs (NSAIDs) or steroids. If you wear contact lenses. If you have thinning of the eye tissue. If you have diabetes.
• Women who are pregnant or breast feeding should consult the doctor on taking this medication.
• Eye pressure should be regularly checked in patients taking the eye ointment /drops especially in children.
• Do not drive or use machines immediately after using the drops/ointment  as it may cause blurred vision.
• If you wear contact lenses, then remove them before applying the drops/ointment  and wear them only after 15 min.

Ques. Q. Is polymyxin B an antibiotic/sulpha drug/penicillin?
Polymyxin B belongs to a class of medication called antibiotics. It is not a sulpha drug/penicillin

Ques. Q. Is Polymyxin B bacteriostatic or bacteriocidal?
Polymyxin B is bactericidal i.e. it kills bacteria

Ques. Q. Does Polymyxin B expire?
Polymyxin B does expire and should not be used beyond the expiry date

Ques. Q. Does Polymyxin B treat pink eye or conjunctivitis?
Polymyxin B is not used to treat pink eye or conjunctivitis

Ques. Q. Does it treat sties?
It is not used for the treatment of sties in the eyes

Ques. Q. Is Polymyxin B safe for infants?
It is not considered to be safe for infants.