Whether or not drugging-via-hydroxyzine is technically possible, this claim is still false, simply an evolution of the same urban legend that's been circulating nearly as long as the internet has been ...
Cetirizine HCl 5mg, pseudoephedrine HCl 120mg; ext-rel tabs. Hydroxyzine sensitivity. Narrow-angle glaucoma. Urinary retention. Severe hypertension or coronary artery disease. During or within 14 ...