Generic
Bacitracin Zinc + Neomycin Sulphate Topical
29 brands available in the market
At a glance
Bacitracin Zinc + Neomycin Sulphate Topical is a combination antibiotic used for the treatment of bacterial skin infections. It is effective against both gram-positive and gram-negative bacteria.
Description
Bacitracin Zinc + Neomycin Sulphate Topical is a combination of two antibiotics: Bacitracin and Neomycin. Neomycin is an aminoglycoside antibiotic that binds to the 30S subunit of the bacterial ribosome, inhibiting protein synthesis. Bacitracin inhibits bacterial cell wall synthesis. This combination provides broad-spectrum antibacterial activity against both gram-positive and gram-negative bacteria.
Indications
- Bacterial skin infections (impetigo, boils, infected wounds)
Therapeutic class
Topical Antibiotic
Pharmacological class
Aminoglycoside + Polypeptide
Pharmacology
Neomycin is an aminoglycoside antibiotic that binds to the 30S subunit of the bacterial ribosome, inhibiting protein synthesis. It is active against gram-negative aerobes and some strains of staphylococci. Bacitracin inhibits bacterial cell wall peptidoglycan synthesis and is active against gram-positive bacteria.
Mechanism of action
Neomycin binds to the 30S subunit of bacterial ribosomes, inhibiting protein synthesis. Bacitracin inhibits bacterial cell wall peptidoglycan synthesis.
Dosage
Adults and Children:
- Cream: Apply to affected area 3 times daily
- Powder: Apply to affected area 2-4 times daily
Administration
For external use only. Clean and dry the affected area before application. Apply a small amount of cream or powder to the affected area. Wash hands after application.
Missed dose
If you miss a dose, apply as soon as you remember. If it is almost time for your next dose, skip the missed dose and continue with your regular schedule. Do not double the dose.
Side effects
- Allergic contact dermatitis (60%)
- Application site burning
- Itching
- Redness
Precautions & warnings
- Avoid application in large quantities and prolonged use
- Caution during pregnancy and lactation
- Caution in liver and renal impairment
- Avoid contact with eyes, nose, or mouth
Contraindications
- Hypersensitivity to aminoglycosides
- Pre-existing nerve deafness
- Neonates and infants under 2 years
Drug interactions
- Bacitracin Zinc: Increased nephrotoxicity risk with other nephrotoxic drugs; may enhance neuromuscular-blocking agents
- Neomycin Sulphate: Additive nephrotoxic and neurotoxic effects with other aminoglycosides, cisplatin, vancomycin, amphotericin B, polymyxin B, colistin; enhanced toxicity with potent diuretics; may reduce efficacy of oral contraceptives
Food interactions
No food restrictions (topical application).
Use in pregnancy
[CONSULT YOUR DOCTOR] Limited safety data during pregnancy (Category C). Use only if clearly needed and under medical supervision.
Pregnancy Category: C — always consult a doctor before taking during pregnancy.
Use in lactation
[CONSULT YOUR DOCTOR] Excretion in breast milk is unknown. Use with caution in nursing mothers.
Pediatric use
Contraindicated in neonates and infants under 2 years. For children over 2 years, adult dosage applies.
Geriatric use
No dose adjustment needed for elderly patients.
Renal / hepatic impairment
Caution in liver and renal impairment. Systemic absorption with topical application is minimal, but caution is advised in severe impairment.
Overdose effects
Overuse may cause systemic absorption and toxicity. Consult a doctor if symptoms occur.
Storage conditions
Store in a cool and dry place, protected from light. Keep out of reach of children.
Chemical structure
Bacitracin Zinc + Neomycin Sulphate