Adrenergic beta-2 Receptor Agonists
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AMD:CLASS:00995
Adrenergic beta-2 Receptor Agonists
Latest published update: 30 Jul 2026Exam Points3
View all →Beta-2 agonists: classification
Short-acting agents include salbutamol and terbutaline.
Beta-2 agonists: mechanism
Beta-2 receptors couple to Gs and increase cyclic AMP, promoting smooth-muscle relaxation.
Beta-2 agonists: adverse effects and precautions
Tremor, palpitations, tachycardia, nervousness, headache, hyperglycaemia and hypokalaemia may occur.
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