Atarax 25mg Tablet is used to treat anxiety and helps to get relaxed before or after surgery. Atarax 25mg Tablet should be taken with or without food. Take it exactly as your doctor has prescribed. The dose and how often you take it depends on what you are taking it for. Your doctor will decide how much you need to improve your symptoms.  Take it for as long as it is prescribed for you. In case, you have missed any doses, take the next dose as soon as you remember it. However, you should never take a double dose.