Hydroxyzine Side Effects

Brand Names: Atarax, Atarax , Vistaril

Please note - some side effects for Hydroxyzine may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA.

Side Effects of Hydroxyzine - for the Consumer

Hydroxyzine

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Hydroxyzine:

Drowsiness; dry mouth.

Seek medical attention right away if any of these SEVERE side effects occur when using Hydroxyzine:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); involuntary movements.

This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. To report side effects to the appropriate agency, please read the Guide to Reporting Problems to FDA.

Hydroxyzine Capsules

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Hydroxyzine Capsules:

Drowsiness; dry mouth.

Seek medical attention right away if any of these SEVERE side effects occur when using Hydroxyzine Capsules:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); involuntary movements.

This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. To report side effects to the appropriate agency, please read the Guide to Reporting Problems to FDA.

Hydroxyzine Suspension

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Hydroxyzine Suspension:

Drowsiness; dry mouth.

Seek medical attention right away if any of these SEVERE side effects occur when using Hydroxyzine Suspension:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); involuntary movements.

This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. To report side effects to the appropriate agency, please read the Guide to Reporting Problems to FDA.

Hydroxyzine Syrup

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Hydroxyzine Syrup:

Drowsiness; dry mouth.

Seek medical attention right away if any of these SEVERE side effects occur when using Hydroxyzine Syrup:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); involuntary movements.

This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. To report side effects to the appropriate agency, please read the Guide to Reporting Problems to FDA.

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Hydroxyzine Side Effects - for the Professional

Hydroxyzine

Side effects reported with the administration of Hydroxyzine pamoate are usually mild and transitory in nature.

Anticholinergic:

Dry mouth.

Central Nervous System:

Drowsiness is usually transitory and may disappear in a few days of continued therapy or upon reduction of the dose. Involuntary motor activity, including rare instances of tremor and convulsions, has been reported, usually with doses considerably higher than those recommended. Clinically significant respiratory depression has not been reported at recommended doses.

In post-marketing experience, the following additional undesirable effects have been reported:

Body as a Whole:

allergic reaction.

Nervous System:

headache.

Psychiatric:

hallucination.

Skin and Appendages:

pruritus, rash, urticaria.

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Side Effects by Body System - for Healthcare Professionals

Nervous system

Nervous system side effects have included moderate to slight drowsiness. This effect is usually transitory and may disappear with continued therapy or upon discontinuation of the agent. Headache, fatigue, depression, insomnia, sedation, and nervousness have also been reported with hydroxyzine. With higher than recommended doses of hydroxyzine, involuntary motor activity such as tremor and convulsions have been reported in rare instances.

Gastrointestinal

Gastrointestinal side effects have included dry mouth (most common side effect), nausea, diarrhea, abdominal pain, and increases in weight and appetite.

Respiratory

Respiratory side effects have included the thickening of bronchial secretions. Rare occurrences of pharyngitis, bronchospasm, and epistaxis have also been reported.

Cardiovascular

Cardiovascular side effects have included palpitations, hypotension, and edema.

Dermatologic

Dermatologic side effects have included angioedema, photosensitivity, and rash.

Genitourinary

Genitourinary side effects have included rare cases of urinary retention and prolonged penile erections.

Ocular

Ocular side effects have included blurred vision.

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