A plain-language overview of what hydroxyzine is used for, drawn from official FDA labeling: anxiety and tension, itching from allergic conditions, allergy symptoms, sedation around procedures, and the off-label sleep question. Educational only. Hydroxyzine is used to treat anxiety, tension, itching from allergic skin reactions, and sedation. Learn about doses, side effects, interactions, and uses Hydroxyzine is a prescription drug used short-term to treat anxiety and itching. Learn about the drug’s dosages, form, strengths, and how to take the medication. Hydroxyzine is a drug prescribed to treat itching caused by a variety of allergic conditions, nausea, vomiting, and alcohol withdrawal. Common side effects of hydroxyzine are sedation, tiredness, sleepiness, dizziness, disturbed coordination, drying and thickening of oral and other respiratory secretions, and stomach distress. Do not take hydroxyzine if pregnant or breastfeeding. Find patient medical information for Hydroxyzine (Atarax, Vistaril, and others) on WebMD including its uses, side effects and safety, interactions, pictures, warnings, and user ratings Description Hydroxyzine is used to help control anxiety and tension caused by nervous and emotional conditions. It can also be used to help control anxiety and produce sleep before surgery. This medicine is also used to relieve symptoms of allergic conditions (eg, chronic urticaria and atopic and contact dermatoses). Hydroxyzine is an antihistamine. It works by preventing the effects of a. Detailed Hydroxyzine dosage information for adults and children. Includes dosages for Anxiety, Nausea/Vomiting, Sedation and more; plus renal, liver and dialysis adjustments. Hydroxyzine is an antihistamine used to treat allergy symptoms and more. Learn how to use hydroxyzine for anxiety, its dosage, and potential side effects. Hydroxyzine, sold under the brand names Atarax (as hydrochloride) and Vistaril (as pamoate) among others, is an antihistamine medication. It is used in the treatment of itchiness, anxiety, insomnia, and nausea (including that due to motion sickness). Hydroxyzine is used for the short-term treatment of nervousness and tension that may occur with certain mental/mood disorders. Learn about side effects, drug interactions, dosages, warnings, and more.