Adrenergic alpha-Agonists
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AMD:CLASS:00990
Adrenergic alpha-Agonists
Latest published update: 30 Jul 2026Exam Points3
View all →Alpha agonists: classification
Alpha agonists are divided into alpha-1-selective agents, alpha-2-selective agents and mixed alpha agonists.
Alpha agonists: mechanism
Alpha-1 receptors couple to Gq and increase intracellular calcium.
Alpha agonists: adverse effects and precautions
Alpha-1 agonists can cause hypertension, reflex bradycardia, ischaemia and urinary retention.
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