Pharmacology - Mock Test 20

Question 191

Select the antiasthma drug which cannot be administered by inhalation

A) Theophylline B) Ipratropium bromide C) Budesonide D) Terbutaline

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Question 192

Which of the following drugs inhibits theophylline metabolism and raises its plasma concentration

A) Phenytoin B) Ciprofloxacin C) Levofloxacin D) Rifampicin

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Question 193

Relatively higher dose of theophylline is required to attain therapeutic plasma concentration in

A) Smokers B) Congestive heart failure patients C) Those receiving erythromycin D) Those receiving cimetidine

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Question 194

Choose the correct statement about bambuterol

A) It is an orally acting bronchodilator B) It is a prodrug C) It inhibits the enzyme pseudocholinesterase D) All of the above

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Question 195

Choose the correct statement about theophylline

A) Its use in asthma has declined because of narrow safety margin B) Its dose needs to be reduced in smokers C) It acts by increasing the formation of cAMP D) Its plasma halflife is longer in children compared to that in adults

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Question 196

Methylxanthines exert the following action(s) at cellular/molecular level

A) Intracellular release of Ca²⁺ B) Antagonism of adenosine C) Inhibition of phosphodiesterase D) All of the above

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Question 197

The following vascular bed is constricted by caffeine

A) Coronary B) Cutaneous C) Cranial D) Mesenteric

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Question 198

Caffeine is more powerful than theophylline in exerting the following action

A) Bronchodilatation B) Cardiac stimulation C) Diuresis D) Augmentation of skeletal muscl contractility

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Question 199

Which of the following β₂ agonist bronchodilators is given by inhalation, and is suitable for both terminating asthma attacks as well as for twice daily prophylaxis

A) Terbutaline B) Bambuterol C) Salmeterol D) Formoterol

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Question 200

Select the correct statement about salmeterol

A) It is a long acting selective β₂ agonist ronchodilator B) It is a bronchodilator with anti-inflammatory property C) It is a β blocker that can be safely given to asthmatics D) It is an antihistaminic with mast cell stabilizing property

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