Y ou may want to give Zyrtec to your dog for several reasons. And as with anything medical-wise that you will be giving them, ...

Cetirizine HCl 10mg; contains gelatin. Dissolve tabs: may take with or without water. For doses <5mg: use syrup. <2yrs: not recommended. 2–6yrs: initially 2.5mg once daily; max 5mg once daily or ...

Cetirizine HCl 1mg/mL ... may take with or without water. For doses <5mg: use syrup. <2yrs: not recommended. 2–6yrs: initially 2.5mg once daily; max 5mg once daily or 2.5mg every 12hrs.

Two of the biggies are Zyrtec and Claritin — over-the-counter ... The long-acting, over-the-counter medication lasts up to 24 ...