vimatics

vi medicine informatics

Oneliner_1325

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OneLiner

Phenoxybenzamine and phentolamine are the nonselective α-adrenergic blockers used in the preoperative management of pheochromocytomas. Phenoxybenzamine is an irreversible, nonselective agent with a longer duration of action than phentolamine and is used preferentially to control blood pressure and arrhythmias.

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