Alprazolam and Wallenberg syndrome - a phase IV clinical study of FDA data


Wallenberg syndrome is reported only by a few people who take Alprazolam.

The phase IV clinical study analyzes which people take Alprazolam and have Wallenberg syndrome. It is created by eHealthMe based on reports of 117,331 people who have side effects while taking Alprazolam from the FDA, and is updated regularly.

Phase IV trials are used to detect adverse drug outcomes and monitor drug effectiveness in the real world. With medical big data and AI algorithms, eHealthMe is running millions of phase IV trials and makes the results available to the public. Our original studies have been referenced on 600+ medical publications including The Lancet, Mayo Clinic Proceedings, and Nature.

On Feb, 07, 2023

117,331 people reported to have side effects when taking Alprazolam.
Among them, 4 people (0.0%) have Wallenberg syndrome.

What is Alprazolam?

Alprazolam has active ingredients of alprazolam. It is often used in stress and anxiety. eHealthMe is studying from 119,818 Alprazolam users for its effectiveness, alternative drugs and more.

What is Wallenberg syndrome?

Wallenberg syndrome (a condition that affects the nervous system due to injury in brain) is found to be associated with 98 drugs and 113 conditions by eHealthMe.

Number of Alprazolam and Wallenberg syndrome reports submitted per year:

Could Alprazolam cause Wallenberg syndrome?

Gender of people who have Wallenberg syndrome when taking Alprazolam *:

  • female: 0.0 %
  • male: 100 %

Age of people who have Wallenberg syndrome when taking Alprazolam *:

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 0.0 %
  • 20-29: 0.0 %
  • 30-39: 0.0 %
  • 40-49: 100 %
  • 50-59: 0.0 %
  • 60+: 0.0 %

Common side effects people have besides Wallenberg syndrome *:

  1. Laryngeal Nerve Damage: 4 people, 100.00%
  2. Muscle Function Loss: 3 people, 75.00%
  3. Hypoaesthesia (reduced sense of touch or sensation): 2 people, 50.00%
  4. Hoarseness Or Changing Voice: 1 person, 25.00%
  5. Anaesthesia: 1 person, 25.00%

* Approximation only. Some reports may have incomplete information.

Do you take Alprazolam and have Wallenberg syndrome?

Check whether Wallenberg syndrome is associated with a drug or a condition

How to use the study?

You can discuss the study with your doctor, to ensure that all drug risks and benefits are fully discussed and understood.

Related studies

How severe was Wallenberg syndrome and when was it recovered:

Expand to all the drugs that have ingredients of alprazolam:

Alternative drugs to, pros and cons of Alprazolam:

Common Alprazolam side effects:

Browse all side effects of Alprazolam:

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Wallenberg syndrome treatments and more:

COVID vaccines that are related to Wallenberg syndrome:

All the drugs that are associated with Wallenberg syndrome:

All the conditions that are associated with Wallenberg syndrome:

How the study uses the data?

The study uses data from the FDA. It is based on alprazolam (the active ingredients of Alprazolam) and Alprazolam (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.

Who is eHealthMe?

With medical big data and proven AI 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 600+ 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: Please DO NOT STOP MEDICATIONS without first consulting a physician since doing so could be hazardous to your health.

DISCLAIMER: All material available on 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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