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👤 Adult👶 Paediatric

Flucloxacillin

Clinically reviewed by MedNext Clinical Team. Last reviewed 1 January 2026. See our editorial policy and correction policy.

12 known interactions
3 brand names

Indications

  • Infections due to beta-lactamase-producing staphylococci including otitis externa, Adjunct in pneumonia
  • Impetigo
  • Cellulitis, Erysipelas

+ 2 more indications in the full monograph

Drug Interactions

Moderate interactions

12 drug interactions identified for Flucloxacillin. Check the full interaction details, severity ratings, and clinical recommendations in the MedNext app.

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Safety Information

🤰Pregnancy guidance available
🤱Breastfeeding guidance available
🫘Renal impairment guidance
🫁Hepatic impairment guidance
⚠️Requires renal dose adjustment

Cautions

penicillins History of allergy Cautions For flucloxacillin With intravenous use Accumulation of electrolytes can occur with high doses

Side Effects

Commonhaemoly
Uncommonhaemoly
Rarehaemoly

Full side effect profile available in the MedNext app.

Full safety information, contraindications, and dosing available in the MedNext app.

Brand Names

Floxapen(IN, PK, SA, AE, EG, ZA, NG)Fluclox(PK)+ 1 more in app
Mn

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In the MedNext App

  • Complete dosing regimens
  • Full interaction details & severity
  • AI-powered drug search
  • All 3 brand names
  • Dosing calculators
  • CME/CPD tracking
  • 40 language support
  • Offline access

Source: MedNext Audited Proprietary Dataset

Last reviewed: 2026

Reviewer: MedNext Clinical Team

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Medical Disclaimer: This information is for educational purposes only and is not a substitute for professional medical advice. Always consult a qualified healthcare professional before making clinical decisions. Verify all drug information with current clinical guidelines.

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