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Indicate the sympathomimetic, which may cause hypotension, presumably because of a clonidine-like effect:
Methoxamine Phenylephrine Xylometazoline Isoproterenol
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Isoproterenol produces all of the following effects EXCEPT:
Increase in cardiac output Fall in diastolic and mean arterial pressure Bronchoconstriction Tachycardia
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Characteristics of dobutamine include all of the following EXCEPT:
It is a relatively beta1-selective synthetic catecholamine It is used to treat bronchospasm It increases atrioventricular conduction It causes minimal changes in heart rate and systolic pressure
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Characteristics of salmeterol include all of the following EXCEPT:
It is a potent selective beta2 agonist It causes uterine relaxation It stimulates heart rate, contractility and cardiac output It is used in the therapy of asthma
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Characteristics of ephedrine include all of the following EXCEPT:
It acts primarily through the release of stored cathecholamines It is a mild CNS stimulant It causes tachyphylaxis with repeated administration It decreases arterial pressure
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Ephedrine causes:
Miosis Bronchodilation Hypotension Bradycardia
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Compared with epinephrine, ephedrine produces all of the following features EXCEPT:
It is a direct-acting sympathomimetic It has oral activity It is resistant to MAO and has much longer duration of action Its effects are similar, but it is less potent
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Which of the following sympathomimetics is preferable for the treatment of chronic orthostatic hypotension?
Epinephrine Norepinephrine Ephedrine Salmeterol
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Indicate the sympathomimetic drug, which is used in a hypotensive emergency:
Xylometazoline Ephedrine Terbutaline Phenylephrine
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Indicate the sympathomimetic agent, which is combined with a local anesthetic to prolong the duration of infiltration nerve block:
Epinephrine Xylometazoline Isoproterenol Dobutamine
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Which of the following sympathomimetics is related to short-acting topical decongestant agents?
Xylometazoline Terbutaline Phenylephrine Norepinephrine
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Indicate the long-acting topical decongestant agents:
Epinephrine Norepinephrine Phenylephrine Xylometazoline
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Which of the following topical decongestant agents is an alfa2-selective agonist?
Phenylephrine Xylometazoline Ephedrine Epinephrine
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Indicate the sympathomimetic, which may be useful in the emergency management of cardiac arrest:
Methoxamine Phenylephrine Epinephrine Xylometazoline
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Which of the following sympathomimetics is used in the therapy of bronchial asthma?
Formoterol Norepinephrine Methoxamine Dobutamine
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Indicate the agent of choice in the emergency therapy of anaphylactic shock:
Methoxamine Terbutaline Norepinephrine Epinephrine
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Which of the following sympathomimetics is an effective mydriatic?
Salmeterol Phenylephrine Dobutamine Norepinephrine
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The adverse effects of sympathomimetics include all of the following EXCEPT:
Drug-induced parkinsonism Cerebral hemorrhage or pulmonary edema Myocardial infarction Ventricular arrhythmias
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Indicate the irreversible alfa receptor antagonist:
Tolazoline Labetalol Prazosin Phenoxybenzamine
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Which of the following drugs is an nonselective beta receptor antagonist?
Metoprolol Atenolol Propranolol Acebutolol
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