Hydroxyzine and Embolism - a phase IV clinical study of FDA data

Summary:

Embolism is reported as a side effect among people who take Hydroxyzine (hydroxyzine hydrochloride), especially for people who are female, 60+ old, have been taking the drug for < 1 month also take Prevacid, and have Nausea.

The phase IV clinical study analyzes which people have Embolism 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 Embolism?

Embolism (obstruction of an artery, typically by a clot of blood or an air bubble) is found to be associated with 701 drugs and 923 conditions by eHealthMe. Check the latest studies of Embolism.



On Aug, 04, 2026

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

Could Hydroxyzine cause Embolism?

Among these 11 people:

How long have people been on Hydroxyzine when they have Embolism? *

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

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

  • female: 72.73 %
  • male: 27.27 %

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

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

What are other drugs people take besides Hydroxyzine? *

  1. Ondansetron: 2 people, 18.18%
  2. Aspirin: 2 people, 18.18%
  3. Polaramine: 2 people, 18.18%
  4. Prevacid: 2 people, 18.18%
  5. Zyrtec: 1 person, 9.09%
  6. Furosemide: 1 person, 9.09%
  7. Lotemax: 1 person, 9.09%
  8. Lexapro: 1 person, 9.09%
  9. Levofloxacin: 1 person, 9.09%
  10. Klonopin: 1 person, 9.09%

What are other side effects people have besides Embolism? *

  1. Abdominal Pain: 2 people, 18.18%
  2. Memory Loss: 1 person, 9.09%
  3. Drug Hypersensitivity: 1 person, 9.09%
  4. Dyspnea (difficult or laboured breathing): 1 person, 9.09%
  5. Encephalopathy (functioning of the brain is affected by some agent or condition): 1 person, 9.09%
  6. Eye Irritation: 1 person, 9.09%
  7. Fatigue (feeling of tiredness): 1 person, 9.09%
  8. Fever: 1 person, 9.09%
  9. Furuncle (infection of the hair follicle): 1 person, 9.09%
  10. Head Injury: 1 person, 9.09%

What are the existing conditions these people have? *

  1. Pain: 3 people, 27.27%
  2. Diarrhea: 3 people, 27.27%
  3. Nausea (feeling of having an urge to vomit): 3 people, 27.27%
  4. White Blood Cell Count Decreased: 2 people, 18.18%
  5. Malignant Melanoma (skin cancer rises from melancytes): 2 people, 18.18%
  6. Allergies: 2 people, 18.18%
  7. Constipation: 2 people, 18.18%
  8. Febrile Neutropenia (fever with reduced white blood cells): 2 people, 18.18%
  9. High Blood Pressure: 2 people, 18.18%
  10. Agranulocytosis (a deficiency of granulocytes in the blood, causing increased vulnerability to infection): 2 people, 18.18%

* Approximation only. Some reports may have incomplete information.

Do you take Hydroxyzine and have Embolism?

- Check whether Embolism 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:

Embolism treatments and more:

How severe was Embolism 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 Embolism:

Browse all the conditions that are associated with Embolism:

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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