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Hydroxyzine and Vestibular disorder - a phase IV clinical study of FDA data

Summary:

Vestibular disorder is reported as a side effect among people who take Hydroxyzine (hydroxyzine hydrochloride), especially for people who are female, 20-29 old, have been taking the drug for 1 - 2 years also take Vitamin D3, and have High blood cholesterol.

The phase IV clinical study analyzes which people have Vestibular disorder when taking Hydroxyzine. It is created by eHealthMe based on reports of 51,890 people who have side effects when taking Hydroxyzine from the FDA, and is updated regularly.

What is Hydroxyzine?

Hydroxyzine has active ingredients of hydroxyzine hydrochloride. It is often used in stress and anxiety. eHealthMe is studying from 54,070 Hydroxyzine users. Check the latest studies of Hydroxyzine.

What is Vestibular disorder?

Vestibular disorder (disorders of the body's balance (vestibular) system in the inner ear) is found to be associated with 232 drugs and 401 conditions by eHealthMe. Check the latest studies of Vestibular disorder.

eHealthMe: drug outcomes in the real world

eHealthMe runs one of the largest post-marketing drug safety studies in the world. We study millions of patients and 5,000 more each day. Our data-driven phase IV clinical trials have been referenced on 800+ peer-reviewed medical publications including The Lancet, Mayo Clinic Proceedings, and Nature. Tools to study our phase IV findings are available to the public, anonymous and free >>>.

On Sep, 02, 2026

51,890 people reported to have side effects when taking Hydroxyzine.
Among them, 11 people (0.02%) have Vestibular disorder.

Could Hydroxyzine cause Vestibular disorder?

Among these 11 people:

How long have people been on Hydroxyzine when they have Vestibular disorder? *

  • < 1 month: 0.0 %
  • 1 - 6 months: 0.0 %
  • 6 - 12 months: 0.0 %
  • 1 - 2 years: 100 %
  • 2 - 5 years: 0.0 %
  • 5 - 10 years: 0.0 %
  • 10+ years: 0.0 %

What is the gender of people who have Vestibular disorder when taking Hydroxyzine? *

  • female: 54.55 %
  • male: 45.45 %

What is the age of people who have Vestibular disorder when taking Hydroxyzine? *

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 0.0 %
  • 20-29: 33.33 %
  • 30-39: 22.22 %
  • 40-49: 22.22 %
  • 50-59: 11.11 %
  • 60+: 11.11 %

What are other drugs people take besides Hydroxyzine? *

  1. Promethazine: 3 people, 27.27%
  2. Viibryd: 3 people, 27.27%
  3. Ondansetron: 3 people, 27.27%
  4. Relpax: 3 people, 27.27%
  5. Anaprox: 3 people, 27.27%
  6. Tivicay: 3 people, 27.27%
  7. Migranal: 3 people, 27.27%
  8. Botox Cosmetic: 3 people, 27.27%
  9. Truvada: 3 people, 27.27%
  10. Vitamin D3: 3 people, 27.27%

What are other side effects people have besides Vestibular disorder? *

  1. Respiration Abnormal (abnormal breathing process): 3 people, 27.27%
  2. Blood Potassium Abnormal: 3 people, 27.27%
  3. Swallowing Difficulty: 2 people, 18.18%
  4. Indigestion: 2 people, 18.18%
  5. Dizziness: 2 people, 18.18%
  6. Nausea And Vomiting: 2 people, 18.18%
  7. Bipolar Disorder (mood disorder): 2 people, 18.18%
  8. Back Pain: 2 people, 18.18%
  9. Hypoaesthesia (reduced sense of touch or sensation): 2 people, 18.18%
  10. Nausea (feeling of having an urge to vomit): 2 people, 18.18%

What are the existing conditions these people have? *

  1. High Blood Cholesterol: 4 people, 36.36%
  2. Cataplexy (loss of muscle tone accompanied by full conscious awareness): 3 people, 27.27%
  3. Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 3 people, 27.27%
  4. Indigestion: 2 people, 18.18%
  5. Diabetes: 2 people, 18.18%
  6. Dizziness: 2 people, 18.18%
  7. Endometriosis (appearance of endometrial tissue outside the uterus and causing pelvic pain): 2 people, 18.18%
  8. Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 2 people, 18.18%
  9. Headache (pain in head): 2 people, 18.18%
  10. Abdominal Distension: 2 people, 18.18%

* Approximation only. Some reports may have incomplete information.

Do you take Hydroxyzine and have Vestibular disorder?

- Check whether Vestibular disorder is associated with a drug or a condition
- Predict drug outcomes for up to one year with AI
- Get an AI agent to monitor your drugs continuously

Related studies:

Effectiveness of, long term effects of, and alternative drugs to Hydroxyzine:

Vestibular disorder treatments and more:

How severe was Vestibular disorder and when was it recovered:

Expand to all the drugs that have ingredients of hydroxyzine hydrochloride:

Sub-studies by gender and age:

Female: 0-1 2-9 10-19 20-29 30-39 40-49 50-59 60+

Male: 0-1 2-9 10-19 20-29 30-39 40-49 50-59 60+

Browse all side effects of Hydroxyzine:

a b c d e f g h i j k l m n o p q r s t u v w x y z

Browse all the drugs that are associated with Vestibular disorder:

Browse all the conditions that are associated with Vestibular disorder:

Related publications that referenced our studies

How the study uses the data?

The study uses data from the FDA. It is based on hydroxyzine hydrochloride (the active ingredients of Hydroxyzine) and Hydroxyzine (the brand name). Other drugs that have the same active ingredients (e.g. generic drugs) are not considered. Dosage of drugs is not considered in the study.

How to use the study?

DO NOT STOP MEDICATIONS without first consulting your doctor. If there are any serious or long term adverse effects discovered in the study, discuss the study with your doctor to ensure that proper medication management will be in place if applicable.

Who is eHealthMe?

With medical big data and proven AI/ML algorithms, eHealthMe provides a platform for everyone to run phase IV clinical trials. We study millions of patients and 5,000 more each day. Results of our real-world drug study have been referenced on 800+ peer-reviewed medical publications, including The Lancet, Mayo Clinic Proceedings, and Nature. Our analysis results are available to researchers, health care professionals, patients (testimonials), and software developers (open API).

WARNING, DISCLAIMER, USE FOR PUBLICATION

WARNING: Please DO NOT STOP MEDICATIONS without first consulting a physician since doing so could be hazardous to your health.

DISCLAIMER: All material available on eHealthMe.com is for informational purposes only, and is not a substitute for medical advice, diagnosis, or treatment provided by a qualified healthcare provider. All information is observation-only. Our phase IV clinical studies alone cannot establish cause-effect relationship. Different individuals may respond to medication in different ways. Every effort has been made to ensure that all information is accurate, up-to-date, and complete, but no guarantee is made to that effect. The use of the eHealthMe site and its content is at your own risk.

If you use this eHealthMe study on publication, please acknowledge it with a citation: study title, URL, accessed date.

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