hidroxyzina
Hydroxyzine is a first‑generation antihistamine used in medicine for its antiallergic, antipruritic, and sedative properties. It is available in several salt forms, most commonly hydroxyzine hydrochloride and hydroxyzine pamoate, and is sold under brand names such as Atarax and Vistaril. It is used to relieve itching from allergic conditions, hives, and other dermatologic irritations, and to treat anxiety, tension, and agitation. It is also employed as a sedative before or during medical procedures and has antiemetic effects in some settings.
Pharmacology and forms: Hydroxyzine works by blocking peripheral and central histamine H1 receptors, reducing symptoms driven
Dosage and administration: Dosing varies by indication, age, and product form. In adults, anxiety and related
Adverse effects and safety: Common side effects include drowsiness, dry mouth, dizziness, and headache. Sedation contributes
Interactions and contraindications: Avoid combining with alcohol or other sedatives. Contraindicated in individuals with known hypersensitivity