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alpha blockers
nonselective, alpha 1 selective , alpha 2 selective
Question | Answer | |
---|---|---|
phentolamine | nonselective alpha blocker Reversible | Give to pts on MAO inhibitors who eat tyramine-containing foods S.E: orthostatic hypotension, reflex tachycardia |
Prazosin, terazosin, doxazosin, tamsulosin | alpha 1 selective blocker | urinary sx of BPH PTSD---prazosin Hypertension (except tamsulosin) S.E: 1st-dose orthostatic hypotension, dizziness, headache |
mirtazapine | alpha 2 selective blocker | Used in depression S.E: sedation, increase serum cholesterol, increase appetite |
Phenoybenzamine | nonselective alpha blocker irreversible | pheochromocytoma --preoperative to prevent catecholamine (hypertensive crisis) Orthostatic hypotension--reflex tachycardia |