1200 Anastasia Avenue - Coral Gables, FL 33134. Copyright Â© 2018 Biltmore Hotel
The most common Atarax side effect is drowsiness which is usually temporary and may disappear within a few days or when the dosage is reduced. Other important Atarax side effects that may occur include dry mouth, twitches, tremors and convulsions.
The side effects for each type of medication vary but the most common side effects that occur in less than 10% of patients are: 1  Drowsiness. 2  Ataxia. 3  Dizziness. Blurred vision. 4  Headache. Nausea. 5  Vomiting. Diarrhoea.  Constipation.