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15 Cards in this Set

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These two antagonists have affinity for alpha receptors
Phetolamine and Phenoxybenzamine (which binds covalently)
This antagonist has affinity for A1 receptors
Prazosin
This antagonist has affinity for A2 receptors
Yohimbe (has some A1 activity)
These four antagonists have affinity for beta receptors
propanolol, nadolol, timolol, labetalol (plus A1)
This antagonist has affinty for beta1 receptors
Metoprolol
What are the three types of chemical structures seen in alpha blockers?
Haloalkylamines, Imidazolines, Quinazolines
What drugs are haloalkylamines?
Phenoxybenzamine
What drugs are imidazolines?
Phentolamine, tolazoline
What drugs are quinazolines?
Prazosin
Dibenzyline TM
Phenoxybenzamine, alpha antagonist
Regitine TM
phentolamine, alpha antagonist
Priscoline TM
tolazoline, alpha antagonist
Minipress TM
Prazosin, A1 antagonist
Propanolol, Metoprolo, Timolol, Nadolol, Atenolol, Pindolol, Acebutolol
Beta blockers
What are the effects of beta blockers on the heart?
Decreased rate, contractility, cardiac output, conduction velocity, automaticity