Cimetidine and Electrocardiogram t wave inversion - a phase IV clinical study of FDA data

Summary:

Electrocardiogram t wave inversion is reported as a side effect among people who take Cimetidine (cimetidine), especially for people who are female, 20-29 old, also take Morphine, and have Drug withdrawal syndrome.

The phase IV clinical study analyzes which people have Electrocardiogram t wave inversion when taking Cimetidine. It is created by eHealthMe based on reports of 10,379 people who have side effects when taking Cimetidine from the FDA, and is updated regularly.

What is Cimetidine?

Cimetidine has active ingredients of cimetidine. It is often used in gastroesophageal reflux disease. eHealthMe is studying from 10,531 Cimetidine users. Check the latest studies of Cimetidine.

What is Electrocardiogram t wave inversion?

Electrocardiogram t wave inversion is found to be associated with 417 drugs and 761 conditions by eHealthMe. Check the latest studies of Electrocardiogram t wave inversion.

On Jul, 14, 2026

10,379 people reported to have side effects when taking Cimetidine.
Among them, 14 people (0.13%) have Electrocardiogram t wave inversion.

Could Cimetidine cause Electrocardiogram t wave inversion?

Among these 14 people:

What is the gender of people who have Electrocardiogram t wave inversion when taking Cimetidine? *

female: 76.92 %
male: 23.08 %

What is the age of people who have Electrocardiogram t wave inversion when taking Cimetidine? *

What are other drugs people take besides Cimetidine? *

What are other side effects people have besides Electrocardiogram t wave inversion? *

Electrocardiogram Qt Prolonged: 11 people, 78.57%
Fainting (loss of consciousness and postural tone): 10 people, 71.43%
Torsade De Pointes (a abnormal heart rate with abnormal beating pattern): 10 people, 71.43%
Electrocardiogram T Wave Amplitude Decreased: 10 people, 71.43%
Electrocardiogram Qrs Complex Prolonged: 9 people, 64.29%
Myoclonus (a brief, involuntary twitching of a muscle or a group of muscles): 9 people, 64.29%
Sinus Bradycardia (an unusually slow heartbeat due to heart disease): 8 people, 57.14%
Overdose: 7 people, 50.00%
Cardiac Murmur (an heart sound in valve abnormality): 7 people, 50.00%
Atrioventricular Block First Degree (heart block first degree): 7 people, 50.00%

What are the existing conditions these people have? *

Drug Withdrawal Syndrome (interfere with normal social, occupational, or other functioning. are not due to another medical condition, drug use, or discontinuation): 8 people, 57.14%
High Blood Cholesterol: 1 person, 7.14%

* Approximation only. Some reports may have incomplete information.

Do you take Cimetidine and have Electrocardiogram t wave inversion?

- Check whether Electrocardiogram t wave inversion is associated with a drug or a condition
- Predict drug outcomes for up to one year with AI
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Related studies:

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

Cimetidine (10,531 reports)

Browse all side effects of Cimetidine:

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 Electrocardiogram t wave inversion:

Electrocardiogram t wave inversion (417 drugs)

Browse all the conditions that are associated with Electrocardiogram t wave inversion:

Electrocardiogram t wave inversion (761 conditions)

How the study uses the data?

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