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Indocyanine Green

ICG

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Sourced from published veterinary references. Awaiting credentialed clinical reviewer — our editorial process.

Drug Class

Diagnostic

Routes

IV

Indications

Hepatic function assessmentsentinel lymph node mapping

Mechanism of Action

Near-infrared fluorescent dye exclusively cleared by hepatocytes into bile. Used for hepatic function testing, sentinel lymph node mapping, and perfusion assessment.

Side effects & warnings

Contains iodide — avoid in iodine-allergic patients. Very short half-life (3-5 min). Extravasation can stain tissues. Use within 6 hours of reconstitution.

Species with Indocyanine Green dosing data (2 dose rules)

Cat (Domestic)Dog (Domestic)

Species references:All Cat (Domestic) drugsAll Dog (Domestic) drugs

Evidence levels across 2 dose rules

Moderate×1Weak×1

Each ExoticRx dose rule is graded by the strength of its primary evidence — see the editorial process.

Backed by a published source

  • · Plumb's Veterinary Drug Handbook, 9th Ed

Sample dosing (2 of 2 cited rules)

A dog/cat sample is shown here. Cited dosing for all 2 species — reptiles, birds, pocket pets, livestock, and equine — is free on the per-species pages above. Pro adds the weight-based calculator for every species.

SpeciesRouteDoseFrequencyEvidenceSource
Dog (Domestic)IV0.5–1 mg/kgSingle doseModeratePlumb's Veterinary Drug Handbook, 9th Ed
Cat (Domestic)IV0.5–1 mg/kgSingle doseWeakPlumb's Veterinary Drug Handbook, 9th Ed

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Calculate Dosage for Indocyanine Green