Labetalol
Alpha and beta blocker/antihypertensive which produces decrease in BP without concurrent reflex tachycardia or significant reduction in heart rate through mixture of alpha blocking/beta blocking effects.  Elevated plasma renins are reduced.
Indications:
Hypertisive crisis*
Common Side Effects: 
orthostatic hypotension, bradycardia, NVD, tinnitus,.
Potentially Lethal Side Effects:
CHF, Ventricular dysrhythmia, agranulocytosis, thrombocytopenia, pupura, bronchospasm.
Contraindications:
Beta blocker hypersensitivity, cardiogenic shock with 2nd or 3rd degree, sinus bradycardia, CHF, bronchial asthma.
Adult dosing:
Hypertension with possible aortic aneurysm, encephalopathy
IV:  Slow push q 10-20 min 5-20mg, Max 60 total.
Pediatric dosing:
Not used in pediatric.
Notes:
*   Acute lowering of BP may actually cause further harm to the patient by mechanism of sudden underperfusion of end organs.
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