Avonex and Organic brain syndrome - a phase IV clinical study of FDA data


Organic brain syndrome is found among people who take Avonex, especially for people who are female, 20-29 old.

The phase IV clinical study analyzes which people take Avonex and have Organic brain syndrome. It is created by eHealthMe based on reports of 193,076 people who have side effects when taking Avonex from the FDA, and is updated regularly. You can use the study as a second opinion to make health care decisions.

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 Aug, 17, 2022

193,076 people reported to have side effects when taking Avonex.
Among them, 7 people (0.0%) have Organic brain syndrome.

What is Avonex?

Avonex has active ingredients of interferon beta 1a. It is often used in multiple sclerosis. eHealthMe is studying from 193,474 Avonex users for its effectiveness, alternative drugs and more.

What is Organic brain syndrome?

Organic brain syndrome (decreased mental function due to a medical disease) is found to be associated with 198 drugs and 173 conditions by eHealthMe.

Number of Avonex and Organic brain syndrome reports submitted per year:

Could Avonex cause Organic brain syndrome?

Gender of people who have Organic brain syndrome when taking Avonex *:

  • female: 83.33 %
  • male: 16.67 %

Age of people who have Organic brain syndrome when taking Avonex *:

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 0.0 %
  • 20-29: 83.33 %
  • 30-39: 0.0 %
  • 40-49: 16.67 %
  • 50-59: 0.0 %
  • 60+: 0.0 %

Common drugs people take besides Avonex *:

  1. Tysabri: 6 people, 85.71%
  2. Gilenya: 6 people, 85.71%
  3. Copaxone: 6 people, 85.71%
  4. Amisulpride: 6 people, 85.71%
  5. Seroquel: 1 person, 14.29%

Common side effects people have besides Organic brain syndrome *:

  1. Visual Impairment: 6 people, 85.71%
  2. Csf Measles Antibody Positive: 6 people, 85.71%
  3. Headache (pain in head): 6 people, 85.71%
  4. Epilepsy (common and diverse set of chronic neurological disorders characterized by seizures): 6 people, 85.71%
  5. Dizziness: 6 people, 85.71%
  6. Diplopia (double vision): 6 people, 85.71%
  7. Demyelination (loss of the myelin covering of some nerve fibres resulting in their impaired function): 6 people, 85.71%
  8. Csf Protein Increased: 6 people, 85.71%
  9. Confusional State: 6 people, 85.71%
  10. Hemiparesis (weakness on one side of the body): 6 people, 85.71%

Common conditions people have *:

  1. Depression: 6 people, 85.71%

* Approximation only. Some reports may have incomplete information.

Do you take Avonex and have Organic brain syndrome?

Check whether Organic brain 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 Organic brain syndrome and when was it recovered:

Expand to all the drugs that have ingredients of interferon beta 1a:

Alternative drugs to, pros and cons of Avonex:

Common Avonex side effects:

Browse all side effects of Avonex:

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

Organic brain syndrome treatments and more:

COVID vaccines that are related to Organic brain syndrome:

All the drugs that are associated with Organic brain syndrome:

All the conditions that are associated with Organic brain syndrome:

How the study uses the data?

The study uses data from the FDA. It is based on interferon beta 1a (the active ingredients of Avonex) and Avonex (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 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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