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Bacitracin and Polymyxin B
Pronunciation
U.S. Brand Names
Generic Available
Canadian Brand Names
Synonyms
Pharmacological Index
Use
Pregnancy Risk Factor
Adverse Reactions
Drug Interactions
Mechanism of Action
Usual Dosage
Dental Health: Local Anesthetic/Vasoconstrictor Precautions
Dental Health: Effects on Dental Treatment
Patient Information
Nursing Implications
Dosage Forms

Pronunciation
(bas i TRAY sin & pol i MIKS in bee)

U.S. Brand Names
AK-Poly-Bac® Ophthalmic; Betadine® First Aid Antibiotics + Moisturizer [OTC]; Polysporin® Ophthalmic; Polysporin® Topical

Generic Available

Yes


Canadian Brand Names
Bioderm®; Polytopic

Synonyms
Polymyxin B and Bacitracin

Pharmacological Index

Antibiotic, Ophthalmic; Antibiotic, Topical


Use

Treatment of superficial infections caused by susceptible organisms


Pregnancy Risk Factor

C


Adverse Reactions

1% to 10%: Local: Rash, itching, burning, anaphylactoid reactions, swelling and conjunctival erythema


Drug Interactions

No data reported


Mechanism of Action

Refer to individual monographs for Bacitracin and Polymyxin B


Usual Dosage

Children and Adults:

Topical ointment/powder: Apply to affected area 1-4 times/day; may cover with sterile bandage if needed


Dental Health: Local Anesthetic/Vasoconstrictor Precautions

No information available to require special precautions


Dental Health: Effects on Dental Treatment

No effects or complications reported


Patient Information

See individual agents. Pregnancy/breast-feeding precautions: Inform prescriber if you are or intend to be pregnant. Consult prescriber if breast-feeding.


Nursing Implications

Ophthalmic ointment may cause blurred vision; do not share eye medications with others

Ophthalmic administration: Tilt head back, place medication in conjunctival sac and close eyes; apply light finger pressure on lacrimal sac for 1 minute following instillation


Dosage Forms

Ointment:

Ophthalmic: Bacitracin 500 units and polymyxin B sulfate 10,000 units per g (3.5 g)

Topical: Bacitracin 500 units and polymyxin B sulfate 10,000 units per g in white petrolatum (15 g, 30 g)

Powder: Bacitracin 500 units and polymyxin B sulfate 10,000 units per g (10 g)


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