direct Sympathomimetics Flashcards

1
Q

acute asthma/COPD

A

albutarol

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2
Q

serial (long-term) asthma/COPD

A

salmeterol

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3
Q

acute bronchospasm in asthma and tocolysis

A

terbutaline

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4
Q

Cardiac stress testing, acute decompensated
heart failure (HF) with cardiogenic shock
(inotrope)

A

Dobutamine β1 > β2, α

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5
Q

Unstable bradycardia, shock; inotropic and
chronotropic effects at lower doses via β effects;
vasoconstriction at high doses via α effects

A

Dopamine D1 = D2 > β > α

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6
Q

Anaphylaxis, asthma, shock, open-angle
glaucoma; α effects predominate at high
doses. Stronger effect at β2-receptor than
norepinephrine.

A

Epinephrine β > α

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7
Q

Postoperative hypertension, hypertensive crisis.
Vasodilator (coronary, peripheral, renal, and
splanchnic). Promotes natriuresis. Can cause
hypotension, tachycardia, flushing, headache

A

Fenoldopam D1

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8
Q

Electrophysiologic evaluation of
tachyarrhythmias. Can worsen ischemia. Has
negligible α effect.

A

Isoproterenol β1 = β2

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9
Q

Autonomic insufficiency and postural
hypotension. May exacerbate supine
hypertension

A

Midodrine α1

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10
Q

Urinary urgency or incontinence or overactive
bladder. Think “mirab3gron.”

A

Mirabegron β3

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11
Q

Hypotension, septic shock

A

Norepinephrine α1 > α2 > β1

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12
Q

Hypotension (vasoconstrictor), ocular procedures
(mydriatic), rhinitis (decongestant), ischemic
priapism

A

Phenylephrine α1 > α2

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