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Intralipid Weight-Based Dose Calculation — FRCA Final MCQ

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ModerateAnaesthetic Equipment & SafetyIntralipid Weight-Based Dose CalculationFRCA Final

What is the correct dose of intralipid for local anaesthetic toxicity in a 70 kg patient?

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Correct answer: B — 105 mL bolus

Intralipid 20% bolus = 1.5 mL/kg. For 70 kg: 1.5 × 70 = 105 mL over 1 minute. Followed by infusion at 15 mL/kg/h (1050 mL/h for 70 kg). Can repeat bolus twice at 5-min intervals. Maximum ~12 mL/kg in first 30 minutes (840 mL for 70 kg).

Reference: Association of Anaesthetists – 2020 – LAST guidelines