Betaseron and Progressive multiple sclerosis - a phase IV clinical study of FDA data

Summary:

Progressive multiple sclerosis is reported as a side effect among people who take Betaseron (interferon beta-1b), especially for people who are female, 60+ old, have been taking the drug for 5 - 10 years also take Baclofen, and have Secondary progressive multiple sclerosis.

The phase IV clinical study analyzes which people have Progressive multiple sclerosis when taking Betaseron. It is created by eHealthMe based on reports of 26,754 people who have side effects when taking Betaseron from the FDA, and is updated regularly.

What is Betaseron?

Betaseron has active ingredients of interferon beta-1b. It is often used in multiple sclerosis. eHealthMe is studying from 26,886 Betaseron users. Check the latest studies of Betaseron.

What is Progressive multiple sclerosis?

Progressive multiple sclerosis (chronic autoimmune disease of the central nervous system in which gradual destruction of myelin occurs in patches throughout the brain or spinal cord) is found to be associated with 102 drugs and 114 conditions by eHealthMe. Check the latest studies of Progressive multiple sclerosis.



On Aug, 10, 2026

26,754 people reported to have side effects when taking Betaseron.
Among them, 66 people (0.25%) have Progressive multiple sclerosis.

Could Betaseron cause Progressive multiple sclerosis?

Among these 66 people:

How long have people been on Betaseron when they have Progressive multiple sclerosis? *

  • < 1 month: 2.86 %
  • 1 - 6 months: 17.14 %
  • 6 - 12 months: 5.71 %
  • 1 - 2 years: 14.29 %
  • 2 - 5 years: 22.86 %
  • 5 - 10 years: 25.71 %
  • 10+ years: 11.43 %

What is the gender of people who have Progressive multiple sclerosis when taking Betaseron? *

  • female: 66.15 %
  • male: 33.85 %

What is the age of people who have Progressive multiple sclerosis when taking Betaseron? *

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 1.67 %
  • 20-29: 1.67 %
  • 30-39: 10.0 %
  • 40-49: 18.33 %
  • 50-59: 30.0 %
  • 60+: 38.33 %

What are other drugs people take besides Betaseron? *

  1. Baclofen: 12 people, 18.18%
  2. Paxil: 6 people, 9.09%
  3. Aspirin: 5 people, 7.58%
  4. Omeprazole: 5 people, 7.58%
  5. Ampyra: 4 people, 6.06%
  6. Norvasc: 4 people, 6.06%
  7. Lyrica: 4 people, 6.06%
  8. Lomotil: 3 people, 4.55%
  9. Glucosamine: 3 people, 4.55%
  10. Mayzent: 3 people, 4.55%

What are other side effects people have besides Progressive multiple sclerosis? *

  1. Urinary Tract Infection: 9 people, 13.64%
  2. Weakness: 9 people, 13.64%
  3. Fall: 8 people, 12.12%
  4. Swallowing Difficulty: 6 people, 9.09%
  5. Convulsion (muscles contract and relax rapidly and repeatedly, resulting in an uncontrolled shaking of the body): 5 people, 7.58%
  6. Fatigue (feeling of tiredness): 5 people, 7.58%
  7. Constipation: 4 people, 6.06%
  8. Tremor (trembling or shaking movements in one or more parts of your body): 4 people, 6.06%
  9. Pressure Ulcer: 4 people, 6.06%
  10. Temperature Intolerance (inability to go in temperature): 4 people, 6.06%

What are the existing conditions these people have? *

  1. Secondary Progressive Multiple Sclerosis (a stage of ms which comes after relapsing remitting ms in many cases): 11 people, 16.67%
  2. Gait Disturbance: 4 people, 6.06%
  3. Fatigue (feeling of tiredness): 3 people, 4.55%
  4. Primary Progressive Multiple Sclerosis (primary progressive inflammatory disease in which the insulating covers of nerve cells in the brain and spinal cord are damaged): 1 person, 1.52%
  5. Osteoporosis (bones weak and more likely to break): 1 person, 1.52%
  6. Multiple Myeloma (cancer of the plasma cells): 1 person, 1.52%
  7. High Blood Pressure: 1 person, 1.52%
  8. Hepatitis C: 1 person, 1.52%
  9. Depression: 1 person, 1.52%

* Approximation only. Some reports may have incomplete information.

Do you take Betaseron and have Progressive multiple sclerosis?

- Check whether Progressive multiple sclerosis 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 Betaseron:

Progressive multiple sclerosis treatments and more:

How severe was Progressive multiple sclerosis and when was it recovered:

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

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 Betaseron:

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 Progressive multiple sclerosis:

Browse all the conditions that are associated with Progressive multiple sclerosis:


How the study uses the data?

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