Epinephrine (Adrenalin) correct answers Sympathetic Agonist
Vasoconstriction, Bronchodilation, increased HR, increased glucose, increased lipolysis, GI
relaxation.
Cardiac stimulant
Used for anaphylaxis
Combined w/local anesthetics
Norepinephrine (Levophed) correct answers Sympathetic Agonist
increased vasoconstriction, reflex decreased HR
Used for septic shock
Very selective for just the Alpha 1 receptor
Can only be used short term
Dopamine (Intropin) correct answers Sympathetic Agonist
Works at DA receptors
Low doses maintain good renal blood flow, higher doses increase BP
Increased cardiac contractility
Drug of choice for shock
Causes vasoconstriction but not too much
Dobutamine (Dobutrex) correct answers Sympathetic Agonist
Increase efficiency of heart beat
Beta 1: increase HR, contractility
A DOC for cardiac stimulation
Is a beta 1 agonist and increases heart efficiency
Short term drug for cardiac stimulation.
Terazosin (Hytrin)
, Doxazosin (Cardura) correct answers Sympathetic Antagonist
Alpha 1 blockers
Used for BPH +/- HTN
Used for benign prostatic hypertrophy
Used to relax the prostate up so males can void bladder (not doxazosin)
Is potent and will provide relief as well as lower blood pressure. (not doxazosin)
Labetolol (Trandate)
Carvedilol (Coreg) correct answers Sympathetic Antagonist
Blocks alpha 1, beta 1 & 2, receptors, and decreases BP
Used for HTN, especially post-MI
Blocking Beta 2 is a side effect (affects airway)
DO NOT discontinue abruptly!
Propranolol (Inderal) correct answers Sympathetic Antagonist
Blocks B1 & B2
decreases HR, use with caution (if at all) in asthmatics, diabetics.
Used for HTN.
Will decrease exercise tolerance.
DO NOT d/c abruptly!
***Metoprolol (Lopressor) correct answers Sympathetic Antagonist
B1 specific
Used for HTN, less bronchospasm
***Atenolol (Tenormin) correct answers Sympathetic Antagonist
B1 specific
Used for HTN, less bronchospasm