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3 Cards in this Set

  • Front
  • Back
Clonidine (Catapres)
centrally acting alpha 2 agonists
-still used occasionally
-selective stimulation of CNS alpha 2 receptors
-primary indication- hypertension (also used for pain and narcotic withdrawal)
-oral, transdermal patch, injection

adverse effects: drowsiness/sedation (up to 40%), rebound hypertension (abrupt withdrawal), xerostomia
Guanabenz +Guanfacine
Central alpha 2 agonists
-Clonidine "look alikes"
-mostly used to decrease bp
Methyldopa
Central alpha 2 fagonist
-older but similar to clonidine
-more side effects
-hardly ever used
-IV form (methyldopate) also rarely used today