Tecfidera and Polyuria - a phase IV clinical study of FDA data

Summary:

Polyuria is reported as a side effect among people who take Tecfidera (dimethyl fumarate), especially for people who are female, 60+ old, have been taking the drug for 1 - 2 years also take Ampyra, and have Depression.

The phase IV clinical study analyzes which people have Polyuria when taking Tecfidera. It is created by eHealthMe based on reports of 129,391 people who have side effects when taking Tecfidera from the FDA, and is updated regularly.

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.

What is Polyuria?

Polyuria (production of too much dilute urine) is found to be associated with 1,623 drugs and 1,286 conditions by eHealthMe. Check the latest studies of Polyuria.

On Apr, 29, 2026

129,391 people reported to have side effects when taking Tecfidera.
Among them, 16 people (0.01%) have Polyuria.

Among these 16 people:

How long have people been on Tecfidera when they have Polyuria? *

What is the gender of people who have Polyuria when taking Tecfidera? *

female: 73.33 %
male: 26.67 %

What is the age of people who have Polyuria when taking Tecfidera? *

What are other drugs people take besides Tecfidera? *

What are other side effects people have besides Polyuria? *

Weakness: 12 people, 75.00%
Urinary Tract Infection: 9 people, 56.25%
Memory Loss: 9 people, 56.25%
Pain: 9 people, 56.25%
Fall: 9 people, 56.25%
Fatigue (feeling of tiredness): 9 people, 56.25%
Drowsiness: 8 people, 50.00%
Nausea And Vomiting: 6 people, 37.50%
Nausea (feeling of having an urge to vomit): 6 people, 37.50%
Agitation (state of anxiety or nervous excitement): 6 people, 37.50%

What are the existing conditions these people have? *

Depression: 5 people, 31.25%
High Blood Pressure: 3 people, 18.75%
Stress And Anxiety: 2 people, 12.50%
Gait Disturbance: 2 people, 12.50%
Blood Pressure Abnormal: 2 people, 12.50%
Nausea (feeling of having an urge to vomit): 1 person, 6.25%
Diabetic Neuropathy (neuropathic disorders that are associated with diabetes mellitus): 1 person, 6.25%
Constipation: 1 person, 6.25%

* Approximation only. Some reports may have incomplete information.

Do you take Tecfidera and have Polyuria?

- Check whether Polyuria 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 Tecfidera:

Tecfidera (129,627 reports)

Polyuria treatments and more:

Polyuria (15,800 reports)

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 the drugs that are associated with Polyuria:

Polyuria (1,623 drugs)

Browse all the conditions that are associated with Polyuria:

Polyuria (1,286 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on dimethyl fumarate (the active ingredients of Tecfidera) and Tecfidera (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.