Manufacturing and formulation information for tradename: ZYRTEC-D 12 HOUR
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Cetirizine![](/img/drug-structure/cetirizine.png)
CASRN: 83881-51-0
Manufacturing Methods
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PSEUDOEPHEDRINE![](/img/drug-structure/pseudoephedrine.png)
CASRN: 90-82-4
Manufacturing Methods
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