Se and Chronic thyroiditis - a phase IV clinical study of FDA data

Summary:

Chronic thyroiditis is reported as a side effect among people who take Se (selenium), especially for people who are female, 50-59 old, have been taking the drug for 6 - 12 months also take Vitamin B12, and have Gastroesophageal reflux disease.

The phase IV clinical study analyzes which people have Chronic thyroiditis when taking Se. It is created by eHealthMe based on reports of 5,331 people who have side effects when taking Se from the FDA, and is updated regularly.

What is Se?

Se has active ingredients of selenium. eHealthMe is studying from 5,604 Se users. Check the latest studies of Se.

What is Chronic thyroiditis?

Chronic thyroiditis (long lasting inflammation of thyroid gland) is found to be associated with 457 drugs and 1,084 conditions by eHealthMe. Check the latest studies of Chronic thyroiditis.

On Jul, 18, 2026

5,331 people reported to have side effects when taking Se.
Among them, 14 people (0.26%) have Chronic thyroiditis.

Among these 14 people:

How long have people been on Se when they have Chronic thyroiditis? *

What is the gender of people who have Chronic thyroiditis when taking Se? *

female: 71.43 %
male: 28.57 %

What is the age of people who have Chronic thyroiditis when taking Se? *

What are other drugs people take besides Se? *

What are other side effects people have besides Chronic thyroiditis? *

Hypothyroidism (abnormally low activity of the thyroid gland, resulting in retardation of growth and mental development): 5 people, 35.71%
Fatigue (feeling of tiredness): 5 people, 35.71%
Pain: 5 people, 35.71%
Pain In Extremity: 5 people, 35.71%
Anaemia (lack of blood): 5 people, 35.71%
Cardiac Disorder: 4 people, 28.57%
Neuropathy Peripheral (surface nerve damage): 4 people, 28.57%
Drowsiness: 4 people, 28.57%
Back Pain: 4 people, 28.57%
Osteopenia (a condition where bone mineral density is lower than normal): 4 people, 28.57%

What are the existing conditions these people have? *

Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 6 people, 42.86%
Thyroid Diseases: 5 people, 35.71%
High Blood Cholesterol: 3 people, 21.43%
Pain: 3 people, 21.43%
Lung Neoplasm Malignant (cancer tumour of lung): 2 people, 14.29%
Blood Pressure Abnormal: 2 people, 14.29%
Prostatomegaly (enlargement of the prostate): 2 people, 14.29%
Non-Small Cell Lung Cancer Stage Iv: 2 people, 14.29%
Cardiac Disorder: 2 people, 14.29%
Lung Carcinoma Cell Type Unspecified Stage 0 (the lung cancer has not spread beyond the inner lining of the lung): 2 people, 14.29%

* Approximation only. Some reports may have incomplete information.

Do you take Se and have Chronic thyroiditis?

- Check whether Chronic thyroiditis 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 Se:

Se (5,604 reports)

Browse all side effects of Se:

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 Chronic thyroiditis:

Chronic thyroiditis (457 drugs)

Browse all the conditions that are associated with Chronic thyroiditis:

Chronic thyroiditis (1,084 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on selenium (the active ingredients of Se) and Se (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.