IV lipid emulsion

INTRALIPID

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IV lipid emulsion ballicule: receptor binding, kinetics and half-life diagram — Mechanism of action: IV lipid emulsion ballicule

What it isIntravenous lipid acting as a circulating sink; local anesthetic systemic toxicity.

Why this oneThe antidote for bupivacaine cardiac arrest, where standard resuscitation fails.

What limits itIt interferes with laboratory assays and can cause fat overload. Dosing is weight-based and time-limited.

IV lipid emulsion molecular structure (skeletal formula) — Molecular structure: IV lipid emulsion

NO BOXED WARNINGS

Principal riskIt interferes with laboratory assays; fat overload

Classes and tags

Clinical profile

Therapeutic safety burden2 / 4

Overdose danger2 / 4

Weight-gain liability0 / 4

Sedation liability0 / 4

QT / Torsades0 / 4

Direct muscarinic antagonism0 / 4

Embryofetal risk1 / 4

Legacy pregnancy categoryUnknown / historical label unavailable

Defining liabilityGenerally tolerated at therapeutic doses; clinically important risks are agent-specific and increase with interactions or organ impairment.

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Self-check

What toxicity is IV lipid emulsion used to rescue?
Local anesthetic systemic toxicity.
What diagnostic interference can IV lipid emulsion cause?
Interference with laboratory assays.