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A member asked:
I ate zyrtec (cetirizine) when i'm itch for like 3-4 years. will it have any effect? i had heard from somewhere that too much zyrtec (cetirizine) will affect the brain?
A doctor has provided 1 answer
See details: Stay within approved limits which is a single 10 mg tablet daily. Higher doses do run a risk of significant toxicity.
Answered 6/11/2014
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