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Oxaprozin and Tecfidera drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Oxaprozin (oxaprozin) and Tecfidera (dimethyl fumarate). Common drug interactions include gait disturbance among females.

The phase IV clinical study analyzes what interactions people have when they take Oxaprozin and Tecfidera. It is created by eHealthMe based on reports of 14 people who take the same drugs from the FDA, and is updated regularly.

What is Oxaprozin?

Oxaprozin has active ingredients of oxaprozin. It is often used in joint pain. eHealthMe is studying from 1,578 Oxaprozin users. Check the latest studies of Oxaprozin.

What is Tecfidera?

Tecfidera has active ingredients of dimethyl fumarate. It is often used in multiple sclerosis. eHealthMe is studying from 129,627 Tecfidera users. Check the latest studies of Tecfidera.

On Aug, 06, 2026

14 people who take Oxaprozin and Tecfidera together, and have interactions are studied.

Oxaprozin and Tecfidera drug interactions.

What are the common drug interactions of Oxaprozin and Tecfidera, by gender? *:

female:

  1. Gait disturbance
  2. Pain in extremity
  3. Paraesthesia (sensation of tingling, tickling, prickling, pricking, or burning of a person's skin with no apparent long-term physical effect)
  4. Abdominal discomfort
  5. Burning sensation
  6. Disease progression
  7. Flatulence (flatus expelled through the anus)
  8. Flushing (the warm, red condition of human skin)
  9. Lymphadenopathy (disease or enlargement of lymph nodes)
  10. Movement disorder (neurological syndromes where they may be excess of movement or a paucity of movement that is not connected to weakness)

male:

n/a

What are the common drug interactions of Oxaprozin and Tecfidera, by age (0-1 to 60+)? *:

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

n/a

40-49:

  1. Malaise (a feeling of general discomfort or uneasiness)
  2. Movement disorder (neurological syndromes where they may be excess of movement or a paucity of movement that is not connected to weakness)
  3. Pain
  4. Pain in extremity
  5. Paraesthesia (sensation of tingling, tickling, prickling, pricking, or burning of a person's skin with no apparent long-term physical effect)
  6. Burning sensation
  7. Fall
  8. Flatulence (flatus expelled through the anus)
  9. Gait disturbance
  10. Lymphadenopathy (disease or enlargement of lymph nodes)

50-59:

  1. Gait disturbance
  2. Limb discomfort (discomfort in leg)
  3. Nasopharyngitis (inflammation of the nasopharynx)
  4. Pain in extremity
  5. Vomiting

60+:

n/a

What are the existing conditions these people have? *

  1. Gait Disturbance: 2 people, 14.29%

* Approximation only. Some reports may have incomplete information.

Do you take Oxaprozin and Tecfidera?

- Personalize this study to your gender, age, symptoms and drugs
- Predict drug outcomes for up to one year with AI
- Get an AI agent to monitor your drugs continuously

Related studies:

Effectiveness of, side effects of, and alternative drugs to the 2 drugs:

Browse all drug interactions of Oxaprozin and Tecfidera:

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

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 Oxaprozin:

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 side effects of Tecfidera:

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 interactions between Oxaprozin and drugs from A to Z:

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 interactions between Tecfidera and drugs from A to Z:

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

How the study uses the data?

The study uses data from the FDA. It is based on oxaprozin and dimethyl fumarate (the active ingredients of Oxaprozin and Tecfidera, respectively), and Oxaprozin and Tecfidera (the brand names). 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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