osudhkosh

Generic

Gentamicin 0.3% Topical

5 brands available in the market

At a glance

Gentamicin 0.3% Topical is an antibiotic used for bacterial skin infections.

Description

Introduction: Gentamicin 0.3% Topical is an antibiotic used for bacterial skin infections, burns, eczema, folliculitis, furunculosis, insect bites, lacerations and abrasions.

How it works: Gentamicin is an aminoglycoside that binds to 30s and 50s ribosomal subunits of susceptible bacteria disrupting protein synthesis, thus rendering the bacterial cell membrane defective.

Important Information: For external use only. Apply to the affected area 3-4 times daily. Clean the area before application.

Indications
  • Bacterial skin infections
  • Burns
  • Eczema
  • Seborrheic dermatitis
  • Ecthyma
  • Excoriation
  • Folliculitis
  • Furunculosis
  • Insect bites and stings
  • Lacerations and abrasions
  • Paronychia
  • Pyoderma gangrenosum
  • Skin cysts and abscesses
  • Stasis ulcers and infected skin ulcers
  • Bacterial, fungal or viral superinfection
  • Sycosis barbae
  • Minor surgical wounds
  • Infected contact dermatitis
Therapeutic class

Topical Antibiotic

Pharmacological class

Aminoglycoside antibiotic

Pharmacology

Gentamicin is an aminoglycoside that binds to 30s and 50s ribosomal subunits of susceptible bacteria disrupting protein synthesis, thus rendering the bacterial cell membrane defective.

Mechanism of action

Gentamicin inhibits bacterial protein synthesis on the ribosome, thereby stopping bacterial growth and reproduction.

Dosage

Adult Dose:

  • Apply to the affected area 3-4 times daily

Child Dose (1+ year):

  • Apply to the affected area 3-4 times daily

* Use as directed by the registered physician

Administration

For external use only. Use it in the dose and duration as advised by your doctor. Clean and dry the affected area and gently massage the ointment.

Missed dose

If you miss a dose, consult your doctor.

Side effects

Common Side Effects:

  • Allergic contact dermatitis
  • Erythema
  • Pruritus
Precautions & warnings

Precautions:

  • Caution with concurrent use of neuromuscular blocking agents.
  • Caution in myasthenia gravis, parkinsonism.
  • Caution in conditions predisposing to ototoxicity and nephrotoxicity.
  • Monitor plasma concentrations in high doses or prolonged courses.
  • Monitor auditory and renal functions.
Contraindications

Contraindications:

  • History of hypersensitivity to aminoglycoside
  • Pregnancy
  • Hepatic impairment
  • Skin rash
Drug interactions

Drug Interactions:

  • Synergistic with ampicillin, benzylpenicillin and other beta-lactam antibiotics
  • Increased risk of severe respiratory depression with anaesthetics or opioids
  • Increased incidence of ototoxicity with ethacrynic acid and furosemide
Food interactions

Food Interactions: No interaction found/established.

Use in pregnancy

Use in Pregnancy: Unsafe during pregnancy. Animal studies have shown harmful effects.

Pregnancy Category: C — always consult a doctor before taking during pregnancy.

Use in lactation

Use in Lactation: Safe during breastfeeding. Gentamicin is excreted in breast milk but no adverse effect on nursing infant.

Pediatric use

Pediatric Use: Dosage available for children 1 year and older.

Geriatric use

Geriatric Use: Use as per doctor's advice for elderly patients.

Renal / hepatic impairment

Renal & Hepatic Impairment: Contraindicated in hepatic impairment. Caution in kidney disease.

Overdose effects

Overdose: Overdose is unlikely when used as directed. Excessive use may cause skin irritation.

Storage conditions

Storage: Store below 30°C, away from light. Keep out of reach of children.

Chemical structure

Gentamicin 0.3% Topical Ointment

Common questions

Q1: What is Gentamicin 0.3% Topical used for?
It is used for bacterial skin infections, burns, wounds and abrasions.
Q2: What precautions should be taken with this ointment?
Avoid contact with eyes, nose and mouth, clean the area before application and inform doctor if infection worsens.
Q3: Can this medicine be used during pregnancy?
It is unsafe during pregnancy. Consult your doctor.
⚠️ This information is for educational purposes only — not a substitute for medical advice. Consult a registered physician before taking any medicine.