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14 Cards in this Set
- Front
- Back
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What receptors does epinephrine activate? NoE? Dopa? Isoproterenol?
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All, alphas and beta1, d>b1>a1, beta's
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What do you use epinephrine for at low doses?
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Bronchoconstriction in asthma, AV block, bradycardias
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What do you use epinephrine for at high doses?
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Anaphylactic shock, cardiac arrest, local anesthetics to prolong effect
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What do you use Noe for ?
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neurogenic shock, septic shock, support during spinal anesthesia
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what do you use isporterenol for?
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tilt-table test in dx vasovagal syncope
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what do you use cocaine for?
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inhibits uptake of ne and dopamine, use as local anesthetic, pain relief during nasogastric tube intubation
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what do you use pseudophrine and ephedrin for?
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stimulate release of ne from pre-syn nerves and stimulate adrenergic receptors. use to tx congestion (sudafed)
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what do you phenylephrine for?
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selective at alpha1, constriction so use as nasal decongestant, hemorrhoids, mydriasis, spinal anesthesia blood support.
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where do you use midodrine?
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alpha1, orthostatic hypotension, urinary incontinence. better absorption than phenylephrine. (middle and urine)
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where do you use dobutamine?
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b1 selective. a1 agonist and antagonist. use for chf. cardiac stress testing
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what are the beta2 selective drugs?
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albuterol, salmeterol, terbutaline (ter). 2=lungs, use for asthma, copd. salmeterol, long lasting. terbutaline for uterine relaxation.
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what are the nonselective alpha blockers?
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phen -- phenoxybenzamine and phentolamine. use for pheochromocytoma, preop stab and dx for pheochromocytoma
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what are the drugs selective for alpha1 blockers?
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osins - prazosin, droxazosin, terazosin for bph. "sin" to pee. tamsulosin - alpha1a in bladder, prostate, but also ejaculation bc in vas deferens (tam's so hot). alfuzosin - bph also, accumulates in protatic tissue
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what are the beta blockers?
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BEAM before M is beta1. "olol's" timelol for glaucoma, good bc not membrane stabilizing at high doses
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