Terbutaline In Dogs & Cats: Uses, Dosage and Side Effects
Overview
- Selective beta-2 adrenergic agonist that directly stimulates bronchodilation.
Uses of Terbutaline
- Bronchodilation.
- Maintenance of heart rate in animals with sick sinus syndrome.
- Use with caution in patients with diabetes mellitus, hyperthyroidism, hypertension or seizure disorders.
Dose of Terbutaline in Dogs and Cats
Dogs:
- Bronchodilation: 1.25–5 mg/dog p.o. q8–12h, 0.01 mg/kg i.m., s.c., i.v. q4h.
- Bradyarrhythmias: 0.2 mg/kg p.o. q8–12h.
Cats:
- Bronchodilation: 0.312–1.25 mg/cat p.o. q8–12h, 0.01 mg/kg i.m., s.c., i.v. q4h.
- Bradyarrhythmias: 0.625 mg/cat p.o. q8–12h.
Drug Dosage Calculator
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Side Effects of Terbutaline in Dogs and Cats
- Fine tremor, tachycardia, hypokalemia, hypotension and hypersensitivity reactions.
- Administration i.m. may be painful.
Contraindications of Terbutaline in Dogs and Cats
- No information available.
Some Notes:
- Increased hypokalemia risk with high doses of terbutaline when given alongside theophylline or high-dose corticosteroids.
- Elevated risk of cardiac arrhythmias when terbutaline is used with digitalis glycosides or inhalational anaesthetics.
- Antagonistic effects may occur if terbutaline is combined with beta-blockers.
- The presence of other sympathomimetic amines may heighten the risk of adverse cardiovascular effects.
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