May be taken with or without food.
Administration
May be taken with or without food.
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Contraindications
Parenteral: Prolonged (beyond 48-72 hr) or maintenance tocolysis, particularly in outpatient or home setting. PO: Acute or maintenance tocolysis.
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Special Precautions
Patient w/ thyrotoxicosis, HTN, DM, ketoacidosis, CV disorders (e.g. ischaemic heart disease), convulsive disorders, coronary insufficiency or associated arrhythmias. Childn. Pregnancy and lactation. Monitoring Parameters Monitor cardiorespiratory function, serum K and glucose levels; signs/symptoms of pulmonary oedema (when used in premature labour).
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Adverse Reactions
Tachycardia, nervousness, tremor, palpitations, dizziness, headache, nausea, vomiting, anxiety, restlessness, lethargy, drowsiness, weakness, flushes, sweating, chest discomfort, muscle cramps, tinnitus. Rarely, seizures, hypersensitivity vasculitis, elevated liver enzymes.
Potentially Fatal: Increased heart rate, transient hyperglycaemia, hypokalaemia, cardiac arrhythmias, pulmonary oedema, myocardial ischaemia. |
Drug Interactions
Increased risk of haemorrhage and serious ventricular rhythm disorder w/ halogenated anaesth. May reduce the effect of anti-diabetic drugs. Increased risk of hypokalaemia w/ K-depleting agents (e.g. diuretics). Concomitant β-agonist and corticosteroid may result to pulmonary oedema. May partially or totally inhibit the effect of non-selective β-blockers.
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ATC Classification
R03AC03 - terbutaline ; Belongs to the class of adrenergic inhalants, selective beta-2-adrenoreceptor agonists. Used in the treatment of obstructive airway diseases.
R03CC03 - terbutaline ; Belongs to the class of adrenergics for systemic use, selective beta-2-adrenoreceptor agonists. Used in the treatment of obstructive airway diseases. |