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6 Cards in this Set
- Front
- Back
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Prazosin
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Selective, reversible pharmacologic Alpha-1 blocker.
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Selective, reversible pharmacologic Alpha-1 blockers.
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Prazosin
Doxazosin Terazosin Tamsulosin |
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Yohimbine
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Selective alpha-2 blocking agent. Off-label use as a male sexual adjuvant.
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Phenoxybenzamine
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Irreversible alpha blocker. Slightly Alpha-1 selective.
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Phentolamine
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Competitive, reversible blocker of both Alpha-1 and Alpha-2
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Why does prazosin cause fewer cardiac SEs when administered for vasodilation?
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Prazosin, a selective alpha-1 blocker, block vascular alpha-1 receptors >> inhibitory cardiac alpha-2 presynaptic sympathetic neurons.
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