Equine · Equus caballus · typical adult weight 350.00–700.00 kg
Guaifenesin (Equine Injectable) is used in horse for Muscle relaxation for anesthesia induction/maintenance. Routes documented in horse: IV. A typical adult horse weighs 350.00–700.00 kg. ExoticRx lists 1 cited dose rule for Guaifenesin (Equine Injectable) in horse, drawn from published veterinary references. Verify against current literature before clinical use.
Trade names: GG, Gecolate
| Route | Dose | Frequency | Indication | Evidence | Source |
|---|---|---|---|---|---|
| IV | 50–100 mg/kg | drip to effect | Muscle relaxation for anesthesia induction/maintenance | Strong | Plumb's Veterinary Drug Handbook, 9th Ed |
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Centrally-acting muscle relaxant that interrupts nerve impulse transmission at the internuncial neuron level of the spinal cord, subcortical areas, and brainstem. Used for muscle relaxation during equine anesthesia induction.
For horses and cattle. Must be administered IV as 5-10% solution. Perivascular injection causes tissue necrosis. Used in combination with ketamine and xylazine (Triple Drip) for short-term anesthesia.
Species-specific contraindications and adverse-reaction reports for horse may differ from canine / feline reference data — consult the primary citations listed with each rule.
Why a species-specific page? Guaifenesin (Equine Injectable) pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in horse — the rules above are the citations specific to this species, not generic recommendations.
Sourced from published veterinary references; awaiting credentialed clinical reviewer. See our editorial process. Reference only — not veterinary advice.