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benzethonium chloride, combinations

D08AJ58

Forms & Strengths

Topical solution: Benzethonium chloride 0.1% to 0.2% in combination with anesthetics, antiseptics, or alcohol
Topical spray: Benzethonium chloride + benzocaine/lidocaine
Medicated bandages and liquid bandages

Adult Dosing

Minor cuts, scrapes, and burns: Apply a small amount to the affected area 1 to 3 times daily as needed
Topical antiseptic/anesthetic preparations: Apply thin layer to intact skin or minor wounds per specific product labeling
Limit continuous use to 7 days unless directed by a clinician

Pediatric Dosing

Children < 2 years: Safety and efficacy not established; use with caution and consult a pediatrician
Children ≥ 2 years: Apply topically to minor wounds 1 to 3 times daily, identical to adult dosing

Indications

First aid antisepsis to help prevent infection in minor cuts, scrapes, and burns
Relief of pain and itching associated with minor skin irritations (in formulations containing local anesthetics)

Mechanism of Action

Cationic quaternary ammonium surfactant with antimicrobial activity
Disrupts microbial cell membranes, denatures essential proteins, and causes leakage of intracellular constituents
Exhibits bactericidal activity against bacteria and some fungi

Contraindications

Known hypersensitivity to benzethonium chloride or other quaternary ammonium compounds
Application to deep or puncture wounds
Application to animal bites or serious burns
Use in or near the eyes

Adverse Reactions

Local skin irritation, burning, or stinging at the application site
Allergic contact dermatitis
Erythema or rash with prolonged or repeated use

Drug Interactions

Inactivated by anionic surfactants (e.g., soaps, sodium lauryl sulfate)
No significant systemic drug interactions due to minimal percutaneous absorption with topical use

Curated Content: Needs Vetting Before Put to Clinical Use