Forwarded from فارما
2. Choose the answer that correctly links the type of anti-asthmatic drug and its possible mechanism of action:
Anonymous Quiz
11%
a. Beclomethasone is a bronchodilator
50%
b. Cromoglycate inhibits release of mediators from mast cells
17%
c. Salmeterol is a beta blocker Theophylline is an inhibitor of adenylate cyclase
22%
d. Montelukast is a leukotriene synthesis inhibitor
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Cough suppressants include all the following drugs EXCEPT:
Anonymous Quiz
10%
a. Codeine
10%
b. Dextromethorphan
47%
c. Doxapram
33%
d. Chlorpheniramine
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4. Which one of the following statements is correct for theophylline?
Anonymous Quiz
15%
a. Stimulates adenosine receptor
8%
b. Follows first order kinetics with fixed half-life
60%
c. Can cause cardiac arrhythmias as a side effect
9%
d. Has a potent diuretic effect
9%
e. Can raise serum potassium level
❤1
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One of stated mechanisms is true for anti-asthmatic drugs
Anonymous Quiz
7%
a. Zileuton is a bronchodilator
9%
b. Montelukast inhibits mast cell degranulation
54%
c. Theophylline acts by inhibiting phosphodiesterase type 4 (PD4) enzymed.
5%
Omazilumab is a lipoxygenase enzyme inhibitor
25%
e. Tiotropium is a long acting selective anti-muscarinic agent
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7. The following are adverse effects of theophylline EXCEPT:
Anonymous Quiz
4%
a. Nausea and vomiting
65%
b. Hyperkalemia
10%
c. Gastric irritation
11%
d. Cardiac arrhythmias
10%
e. Convulsion
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8. In an acute attack of bronchial asthma, the following drugs are useful EXCEPT:
Anonymous Quiz
9%
a. Inhaled ipratropium bromide
10%
b. Intravenous hydrocortisone
58%
c. Sodium cromoglicate by an inhaler
8%
d. Intravenous aminophylline
15%
e. Salbutamol by a nebulizer
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9. Theophylline use is limited due to which of the following?
Anonymous Quiz
5%
a. the need to constantly monitor serum level
20%
b. narrow therapeutic index
4%
c. metabolism by saturation kinetics
3%
d. numerous pharmacokinetics variations
67%
e .all the above
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Which of the following is not correct concerning the use of inhaled corticosteroids in bronchial asthma ?
Anonymous Quiz
23%
a. are preferred for long-term prophylaxis of chronic asthma
18%
b. less effective in acute attack
32%
c. do not metabolized when swallowed
12%
d. have high potency
14%
e. can cause hoarseness of the voice
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.Choose the answer that correctly link the following antiasthma drugs to the stated mechanism of action on respiratory tract:
Anonymous Quiz
5%
a .oxitropium: blockade of H1 receptors
6%
b. theophylline : blockade of M3 receptors
12%
c. sodium cromoglycate : inhibition of phosphodiesterase enzyme
70%
d. montelukast: blockade of leukotriene receptors
7%
e. prednisolon: blockade of β2 adrenoceptors
Forwarded from فارما
Forwarded from فارما
Drugs for acute bronchial asthma include all the following EXCEPT:
Anonymous Quiz
8%
a. inhaled salbutamol
10%
b.intravenous hydrocortison
63%
c. inhaled sodium cromoglicate
10%
d.inhaled ipratropium
10%
e.intravenous aminophyllin
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A drug which has free SH groups that open disulphide bonds in mucus and reduce its viscosity is .14 sh
Anonymous Quiz
26%
a. Bromhexine
15%
b. Dextromethorphan
43%
c. Carbocysteine
8%
d. Doxapram
8%
e. Guaifenesin
Forwarded from فارما
Salbutamol has all the following features except:
Anonymous Quiz
9%
a. is a selective ß2 stimulant
59%
b. has a long duration of act ion
11%
c. Can cause tremor as a side effect
12%
d. Causes relaxation of the uterus
10%
e. Can cause hypokalemia
Forwarded from فارما
One of the following statements regarding drug use in asthma is correct:
Anonymous Quiz
17%
a. Salbutamol can cause hyperkalemia
20%
b. Montelukast inhibits release of mediators from mast cells
56%
c. Theophylline can block adenosine receptors
8%
d. Ipratropium is a beta-2 stimulant
Forwarded from فارما
A young asthmatic patient was kept on inhaled beclomethasone for controlling of his disease. Which of the following statements regarding beclomethasone is correct?
Anonymous Quiz
7%
a. It has poor lipid solubility
42%
b. It is extensively metabolized by the liver
23%
c. It is the drug of choice for terminating an acute attack of asthma
17%
d. Its use associated with higher risk of systemic side effects
11%
e. It is a direct bronchodilator
Forwarded from فارما
One of the following drugs is useful for termination of an acute attack of bronchial asthma
Anonymous Quiz
9%
a. Inhaled fluticasone
5%
b. Oral montelukastc
11%
. Inhaled sodium cromoglicate
12%
d. Oral theophylline
63%
e. Nebulized salbutamol