Cetirizine - how much sudafed is in zyrtec 4h2?
- 15 Jun 2011 by aeagle
- sudafed, zyrtec, cetirizine
What is the active ingredient in zyrtec 4h2?
16 Jun 2011
The active ingredient in Zyrtec is cetirizine. Cetirizine is used in the treatment of hay fever; urticaria and belongs to the drug class antihistamines.
Zyrtec does not contain sudafed.
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