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A member asked:
I have long qt syndrome. taking xyzal and zyrtec for chronic hives. ep approved. why was astemizole removed from market for qt prolongation ? why can some anti histamine pro longqt. does this mean they all have potential ? should i be cautious ?
A doctor has provided 1 answer
I would discuss with your Cardiologist who is better advised about what I going on.
Answered 11/30/2022
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