Common side effects of hydroxyzine are:
- disturbed coordination,
- drying and
- thickening of oral and other respiratory secretions, and
- stomach distress.
Other important side effects include:
- blurred vision,
- double vision,
- loss of appetite,
Hydroxyzine should be used with caution (if at all) in persons with narrow-angle glaucoma, prostatic hypertrophy (enlarged prostate gland), hyperthyroidism, cardiovascular disease, hypertension, and asthma.