12-23-2005, 06:29 AM
why contraindication in COPD, DM, hyperkalemia??
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beta blocker - bee
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12-23-2005, 06:32 AM
COPD beta2 antagonism-bronchoconstriction
DM they mask tachycardia from hypoglycemia hyperkaliemia I think they cause incerased K
12-23-2005, 07:42 AM
Beta-adrenergic blockade may blunt or prevent
the premonitory signs and symptoms (e.g., tachycardia, blood pressure changes) of acute episodes of hypoglycemia. Non-selective beta-blockers, such as propranolol, may even potentiate insulin-induced hypoglycemia. |
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