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7 Cards in this Set
- Front
- Back
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Describe propanolol (action, SEs)
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Nonselective B blocker, b1=b2. Effective for SVT, thyrotoxicosis, pheo. SEs: Bradycardia, bronchoconstriction, heart block, CHF. Synergistic w/ Ca++ blockers
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Describe metoprolol
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B1 blocker [less likely to causes adverse effects w/ COPD, PVD, hypoglycemia]. Selectivity is dose-related, at high doses is nonselective
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Describe atenolol
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Selective B1 blocker, longer t1/2 than metoprolol
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Describe esmolol
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Selective B1 blocker, short t1/2, Uses: intraoperative hypertension, thyrotoxicosis, PIH, epi/cocaine tachy.
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Describe labetolol
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Beta blocker w/ alpha-1 blocking properties (1:7 IV, 1:3 oral). Decreases BP w/out reflex tachcardia
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Describe the alpha/beta affinities of alpha blockers
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Alpha blockers: note none nose = phenoxybenzamine, phentolamine, prazosin
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Describe the alpha/beta affinities of beta blockers
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Beta blockers: Mut | toes nine | made = Esmolol, Labetolol, Metoprolol
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