Mefenamic acid and Encephalitis - a phase IV clinical study of FDA data

Summary:

Encephalitis is reported as a side effect among people who take Mefenamic acid (mefenamic acid), especially for people who are female, 50-59 old, also take Omeprazole, and have Upper respiratory tract inflammation.

The phase IV clinical study analyzes which people have Encephalitis when taking Mefenamic acid. It is created by eHealthMe based on reports of 4,738 people who have side effects when taking Mefenamic acid from the FDA, and is updated regularly.

What is Mefenamic acid?

Mefenamic acid has active ingredients of mefenamic acid. It is often used in painful menstrual periods. eHealthMe is studying from 4,844 Mefenamic acid users. Check the latest studies of Mefenamic acid.

What is Encephalitis?

Encephalitis (inflammation of the brain) is found to be associated with 657 drugs and 845 conditions by eHealthMe. Check the latest studies of Encephalitis.

On Jul, 27, 2026

4,738 people reported to have side effects when taking Mefenamic acid.
Among them, 11 people (0.23%) have Encephalitis.

Could Mefenamic acid cause Encephalitis?

Among these 11 people:

What is the gender of people who have Encephalitis when taking Mefenamic acid? *

female: 100 %
male: 0.0 %

What is the age of people who have Encephalitis when taking Mefenamic acid? *

What are other drugs people take besides Mefenamic acid? *

What are other side effects people have besides Encephalitis? *

Acute Kidney Failure: 11 people, 100.00%
Neuroleptic Malignant Syndrome (a life-threatening neurological disorder most often caused by an adverse reaction to neuroleptic or antipsychotic agents): 9 people, 81.82%
Urine Output Increased: 7 people, 63.64%
Convulsion (muscles contract and relax rapidly and repeatedly, resulting in an uncontrolled shaking of the body): 7 people, 63.64%
Malaise (a feeling of general discomfort or uneasiness): 7 people, 63.64%
Movement - Uncontrolled Or Slow: 7 people, 63.64%
Urine Osmolarity Increased: 7 people, 63.64%
Diabetes Insipidus - Nephrogenic (diabetes caused by a deficiency of the pituitary hormone vasopressin, which regulates kidney function): 7 people, 63.64%
Rhabdomyolysis (a condition in which damaged skeletal muscle tissue breaks down): 7 people, 63.64%
Acute Psychosis (period of mentally unstable behaviour): 7 people, 63.64%

What are the existing conditions these people have? *

Upper Respiratory Tract Inflammation: 2 people, 18.18%
Bipolar Disorder (mood disorder): 1 person, 9.09%

* Approximation only. Some reports may have incomplete information.

Do you take Mefenamic acid and have Encephalitis?

- Check whether Encephalitis 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 Mefenamic acid:

Mefenamic acid (4,844 reports)

Encephalitis treatments and more:

Encephalitis (9,372 reports)

Browse all side effects of Mefenamic acid:

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 Encephalitis:

Encephalitis (657 drugs)

Browse all the conditions that are associated with Encephalitis:

Encephalitis (845 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on mefenamic acid (the active ingredients of Mefenamic acid) and Mefenamic acid (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.