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Which of the following chemical agents are used in the treatment of insomnia?
Benzodiazepines Imidazopyridines Barbiturates All of the above |
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Beta-blocking agents have all of the following effects except:
Increase plasma concentrations of HDL and decrease of VLDL Bronchoconstriction Decrease of aqueous humor prodaction “membrane-stabilizing” action
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Benzathine penicillin is given in
primary syphilis Acute gonorrhea Bacterial endocarditis meningococcal infection |
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Which of the following statements is correct for zolpidem?
Causes minor effects on sleep patterns The risk of development of tolerance and dependence is less than with the use of hypnotic benzodiazepines Has minimal muscle relaxing and anticonvulsant effects All of the above |
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Select a hypnotic drug, which is a benzodiazepine derivative:
Zolpidem Flurazepam Secobarbital Phenobarbitone |
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Beta-blocker-induced adverse effects include all of the following EXCEPT:
Bronchoconstriction Depression of myocardial contractility and excitability “supersensitivity” of beta-receptors associated with rapid withdrawal of drugs Hyperglycemia |
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Which of the following drugs is a reversible nonselective alfa, beta antagonist?
Labetalol Phentolamine Metoprolol Propranolol |
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Characteristics of reserpine include all of the following EXCEPT:
It inhibits the uptake of norepinephrine into vesicles and MAO It decreases cardiac output, peripheral resistance and inhibits pressor reflexes It may cause a transient sympathomimetic effect It depletes stores of catecholamines and serotonin in the brain |
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Which of the following hypnotics is preferred for elderly patients?
Phenobarbital Flurozepam Temazepam Secobarbital |
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Which of the following drugs is an nonselective beta receptor antagonist?
Metoprolol Atenolol Propranolol Acebutolol |
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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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Which of the following agents blocks the chloride channel directly?
Secobarbital Flumazenil Zaleplon Picrotoxin |
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Diuretic of choice for a patient who has hyprcalciuria and renal stones
frusemide thiazide spirinolactone Ethacrynic acid |
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Which of the following drugs is an imidazoline derivative and a potent competitive antagonist at both alfa1 and alfa2 receptors?
Prazosin Labetalol Phenoxybenzamine Phentolamine |
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Which of the following is NOT an epithelial growth factor receptor inhibitor
Gefitinib Erlotinib Cetuximab Irinotecan |
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An agent used in Prinzmetal angina has spasmolytic action which increases coronary blood supply is
Nitroglycerine Nifedipine Timolol Isosorbide mononitrate
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which of the following antitubercular drug causes neuropsycosis
INH ethambutol rifampicin cycloserine |
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Imidazopyridines are a kind of :
Partial agonists at brain 5-TH1A receptors Selective agonists of the BZ1 (omega1) subtype of BZ receptors Competitive antagonists of BZ receptors Nonselective agonists of both BZ1 and BZ2 receptor subtypes |
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A drug which has antipyretic, anti-inflammatroy and antiplatelet activity is
Sulfinpyrazone Aspirin Ticlopidine Acetaminophen |
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Which of the following hypnotic drugs increases the activity of hepatic drug-metabolizing enzyme systems?
Phenobarbital Zolpidem Flurazepam Zaleplon |
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