It is an anti-histamine drug that helps with anxiety, allergies, and rashes/itchy skin
The hydrochloride salt is used in tablet form and pamoate is used in capsules. It may be either a stability concern or masking of taste of pamoate. I do not think it would cause any adverse reaction...
Hydroxyzine is converted into Cetirizine in humans. The latter can be synthesized as described at: (or see the "related link"...
hi
Generic ingredients of Ascriptin: Aspirin, Calcium carbonate, Maalox (Alumina-magnesia) Mostly for pain and fever treatment