761.Salbutamol may cause all except
A.hyperkalaemia
B.low pO2initially
C.skeletal muscle tremor
D.nervousness
E.weakness

762.Regarding ipratropium(2 CORRECT)
A.it can cause severe effects which last for 4 hours
B.it causes miosis
C.it is well absorbed orally
D.it inhibits mast cells
E.it readily enters the CNS
F.onset of effects is within 10 minutes

763.Cromolyn reduces bronchial reactivity chiefly by
A.relaxing smooth muscle cells
B.inhibiting eosinophil chemotactic factor
C.direct Bronchodilation
D.inhibiting IgE mediated mast cell degranulation
E.inhibiting mediator release from basophils

764.In the setting of adrenaline being given for asthma it acts as
A.A partial agonist causing mild Bronchodilation
B.Aphysiological antagonist of histamine
C.A competitive antagonist of histamine
D.A chemical antagonist of histamine
E.An irreversible antagonist

765.The effects of methylxanthines include
A.Weak antidiuresis
B.Increased strength of skeletal muscle contraction
C.Negative inotropy
D.Medullary depression
E.Stimulation of cell surface adenosine receptors

766.Theophylline
A.has a volume of distribution of 10L/kg
B.is a positive chronotrope
C.reduces the GFR
D.is thought to increase blood viscosity
E.is less potent than aminophylline

767.The β2sympathomimetic with the longest duration is
A.Salmeterol
B.Sotalol
C.Salbutamol
D.Terbutaline
E.Isopretenol

768.Drug induced lupus erythematosus is known to be caused by
A.Procainamide
B.Methyldopa
C.Theophylline
D.Halothane
E.Phencyclamine

769.Which of the following is not normally associated with blood dyscrasias as an adverse reaction
A.Chloramphenicol
B.Methyldopa
C.Isoniazid
D.Quinidine
E.Penicillin

770.Which of the following drugs is not normally associated with hepatic toxicity
A.halothane
B.isoniazid
C.penicillamine
D.tetracycline
E.chlorpromazine

Leave a Reply