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Old 10-05-2012
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Drug Drug contraindicated in VT

Which drug is contraindicated in ventricular tachycardia?

a) amiodarone
b) verapamil
c) procainamide
d) sotalol
e) lidocaine
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Old 10-05-2012
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Default my answer B

B....... Verapamil
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Old 10-05-2012
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B...Verapamil for prevention of nodal arrhytmias
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guys verapamil is the ans..
but how verapamil converts VTACH to VFIB and cause death ...what ia the mechanism???????
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Old 10-05-2012
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Quote:
Originally Posted by rupesh View Post
guys verapamil is the ans..
but how verapamil converts VTACH to VFIB and cause death ...what ia the mechanism???????
I would say that verapamil even though it's more cardioselective than "-dypines" still acts on blood vessels. Maybe not significantly to be used in Tx of HT but still. So it lowers BP a bit which causes reflex tachycardia. Even though we already have VTach, the reflex makes it worse --> VF.
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The above post was thanked by:
drZoe (10-05-2012), nishaa (10-05-2012), rupesh (10-05-2012)



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