hydroxyzine antihistamine drug. used include treatment of itching, anxiety and motion sickness. skeletal formula.

hydroxyzine antihistamine drug used include treatment itching anxiety motion sickness skeletal formula hydroxyzin antiobsessive antipsychotic psychoneurosis anxiolytic hyperalgesia sedative drowsiness tranquilizer allergy allergic urticaria dermatose pruritus histamine cetirizine hydrogen carbon oxygen nitrogen chlorine molecule atoms atomic molecular compound composition chemical chemistry structure line drawing flat icon vector