Cozaar and Hyperthyroid - a phase IV clinical study of FDA data

Summary:

Hyperthyroid is reported as a side effect among people who take Cozaar (losartan potassium), especially for people who are female, 60+ old, have been taking the drug for < 1 month also take Lasix, and have High blood cholesterol.

The phase IV clinical study analyzes which people have Hyperthyroid when taking Cozaar. It is created by eHealthMe based on reports of 43,582 people who have side effects when taking Cozaar from the FDA, and is updated regularly.

What is Cozaar?

Cozaar has active ingredients of losartan potassium. It is often used in high blood pressure. eHealthMe is studying from 45,121 Cozaar users. Check the latest studies of Cozaar.

What is Hyperthyroid?

Hyperthyroid is found to be associated with 1,140 drugs and 1,408 conditions by eHealthMe. Check the latest studies of Hyperthyroid.

On Nov, 15, 2025

43,582 people reported to have side effects when taking Cozaar.
Among them, 70 people (0.16%) have Hyperthyroid.

Among these 70 people:

* Approximation only. Some reports may have incomplete information.

Do you take Cozaar and have Hyperthyroid?

- Check whether Hyperthyroid is associated with a drug or a condition (FREE)
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- Get an AI agent to monitor your drugs continuously (FREE)

Related studies:

Effectiveness of, long term effects of, and alternative drugs to Cozaar:

Cozaar (45,121 reports)

Hyperthyroid treatments and more:

Hyperthyroid (26,828 reports)

How severe was Hyperthyroid and when was it recovered:

Hyperthyroid in Cozaar

Expand to all the drugs that have ingredients of losartan potassium:

Hyperthyroid and drugs with ingredients of losartan potassium (188 reports)

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+

Common Cozaar side effects:

Cozaar side effect: Nausea (feeling of having an urge to vomit) (2,715 reports)
Cozaar side effect: Dizziness (2,297 reports)

Browse all side effects of Cozaar:

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

Common drugs associated with Hyperthyroid:

Browse all the drugs that are associated with Hyperthyroid:

Hyperthyroid (1,140 drugs)

Common conditions associated with Hyperthyroid:

Atrial fibrillation/flutter: 1,072 reports
Low thyroid: 958 reports
Hypothyroidism: 957 reports
Hypertension: 904 reports
Hbp: 900 reports
Ms hug: 693 reports
Malignant melanoma: 553 reports
Pain: 444 reports
Osteoporosis: 434 reports
Hypnosis and pain: 433 reports

Browse all the conditions that are associated with Hyperthyroid:

Hyperthyroid (1,408 conditions)

Drugs similar to Cozaar and Hyperthyroid :

Related publications that referenced our studies

Lai SW, Lin HF, Lin CL, Liao KF, "No association between losartan use and acute pancreatitis in hypertensive patients", Eur J Hosp Pharm, 2017 Mar .
Lai SW, Lin HF, Lin CL, Liao KF, "No association between losartan use and acute pancreatitis in hypertensive patients", Eur J Hosp Pharm, 2017 Mar .

How the study uses the data?

The study uses data from the FDA. It is based on losartan potassium (the active ingredients of Cozaar) and Cozaar (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.