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ACC: HA

questionanswer
Ca channel blockers verapamil(Isoptin),nifedipine (Procardia)
Ca channel blocker, fxn (HA) control cerebral vasospasm, peripheral dialation
Ca channel blocker nsg care check b/p, p,I/O, wt(CHF), take with meals
Ergotamine examples cafergot, gynergen
Ergotamine fxn constricts cerebral vessels, decreases amplitude of cerebral pulsations
Ergotamine complications Accumulates
what increases risk of ergotamine accumulation sepsis, renal dx, contraceptives, vascular dx, heavy smoking, malnutrition, fever
ergotamine teaching take when HA starts, call for: leg pain, weakness, cold nub fingers or toes
examples tricyclic antidepressants impramine Hcl(Tofranil), Amitriptyline Hcl(Elavil)
HA and tricyclic antidepressants prophylactic for cluster HA
tricyclic antidepressant fxn prevent norepinephrie and serotonin uptake
SE triyclic antidepressants dry mout, orthostatic hyotension, stop gradually
Beta Blockers: examples propranolol(Inderal), atenolol(Tenormin), nadolol(cogard), timolol(Blocadren)
beta blockers: fxn Ha prophylactic, combine with B-adrenergic receptors to block response to sympathetic impulses
beta blockers: nsg care monitor: b/p, P(<50 hold,call), HR may not increase with exercise, stress, nte respiratory fxn(dyspnea, bronchospasm), take with meals, orthostatic hypotension, renal fxn
Created by: tmc
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