It is used to treat itching caused by allergies.

Atarax 10mg Tablets 50's
Drowsiness, dizziness, blurred vision, constipation, or dry mouth may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.
It is contraindicated in patients with known hypersensitivity to the drug.
Before taking hydroxyzine, tell your doctor or pharmacist if you are allergic to it; or to cetirizine; or to levocetirizine; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
Before using this medication, tell your doctor or pharmacist your medical history, especially of: breathing problems (such as emphysema, asthma), high pressure in the eye (glaucoma), high blood pressure, kidney problems, liver problems, seizures, stomach/intestine problems (such as ulcer, blockage), overactive thyroid (hyperthyroidism), difficulty urinating (for example, due to enlarged prostate).
Children may be more sensitive to the side effects of this drug. This drug can often cause excitement in young children instead of drowsiness.
It is unknown if this drug passes into breast milk. Consult your doctor before breast-feeding.
This drug may pose risks to your pregnancy, therefore please do not take this medicine without consulting your doctor first.
This medicine can interact with amiodarone,citalopram,clozapine,droperidol,fluoxetine.