May need therapy adjustment in labile, insulin-dependent diabetes. Report all β-blocker-use to anaesthetist. Patients w/ poor cardiac reserve may be necessary for digitalization. Care should be exercised w/ asthmatics.
Adverse Reactions
Mild & infrequent, include lassitude & sleep pattern disturbances.
Drug Interactions
Concomitant use w/ anesth, antidiabetics - oral or insulin, antihypertensives, diuretics, anti-inflammatory analgesics, NSAID, Ca channel blockers, cimetidine, clonidine diazoxide, digitalis glycosides, lidocaine, nicotine, phenothiazines, reserpine, sympathomimetics, timolol & xanthines.
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