Xanax and Electrocardiogram repolarisation abnormality - a phase IV clinical study of FDA data

Summary:

Electrocardiogram repolarisation abnormality is reported as a side effect among people who take Xanax (alprazolam), especially for people who are female, 60+ old, have been taking the drug for 1 - 6 months also take Aspirin, and have Gastroesophageal reflux disease.

The phase IV clinical study analyzes which people have Electrocardiogram repolarisation abnormality when taking Xanax. It is created by eHealthMe based on reports of 126,784 people who have side effects when taking Xanax from the FDA, and is updated regularly.

What is Xanax?

Xanax has active ingredients of alprazolam. It is often used in stress and anxiety. eHealthMe is studying from 135,347 Xanax users. Check the latest studies of Xanax.

What is Electrocardiogram repolarisation abnormality?

Electrocardiogram repolarisation abnormality is found to be associated with 132 drugs and 354 conditions by eHealthMe. Check the latest studies of Electrocardiogram repolarisation abnormality.

eHealthMe: drug outcomes in the real world

eHealthMe runs one of the largest post-marketing drug safety studies in the world. We study millions of patients and 5,000 more each day. Our data-driven phase IV clinical trials have been referenced on 800+ peer-reviewed medical publications including The Lancet, Mayo Clinic Proceedings, and Nature. Tools to study our phase IV findings are available to the public, anonymous and free >>>.

On Aug, 14, 2026

126,784 people reported to have side effects when taking Xanax.
Among them, 25 people (0.02%) have Electrocardiogram repolarisation abnormality.

Could Xanax cause Electrocardiogram repolarisation abnormality?

Among these 25 people:

How long have people been on Xanax when they have Electrocardiogram repolarisation abnormality? *

What is the gender of people who have Electrocardiogram repolarisation abnormality when taking Xanax? *

female: 75 %
male: 25 %

What is the age of people who have Electrocardiogram repolarisation abnormality when taking Xanax? *

What are other drugs people take besides Xanax? *

What are other side effects people have besides Electrocardiogram repolarisation abnormality? *

Bundle Branch Block Left (absence of transmission of electric impulses from the atrioventricular (av) bundle of his to the left ventricle): 7 people, 28.00%
Cardiac Failure Congestive: 6 people, 24.00%
Weakness: 5 people, 20.00%
Acute Kidney Failure: 5 people, 20.00%
Nausea (feeling of having an urge to vomit): 5 people, 20.00%
Hypotension (abnormally low blood pressure): 5 people, 20.00%
Atrioventricular Block First Degree (heart block first degree): 5 people, 20.00%
Tremor (trembling or shaking movements in one or more parts of your body): 5 people, 20.00%
Back Pain: 5 people, 20.00%
High Blood Cholesterol: 5 people, 20.00%

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, 24.00%
Diarrhea: 4 people, 16.00%
Anaemia (lack of blood): 3 people, 12.00%
Back Pain: 3 people, 12.00%
Chronic Lymphocytic Leukaemia (cancer in which the bone marrow makes too many lymphocytes (a type of white blood cell)): 3 people, 12.00%
Chronic Obstructive Pulmonary Disease (a progressive disease that makes it hard to breathe): 3 people, 12.00%
Local Anaesthesia: 3 people, 12.00%
Laxative Supportive Care: 3 people, 12.00%
Joint Pain: 3 people, 12.00%
Weakness: 2 people, 8.00%

* Approximation only. Some reports may have incomplete information.

Do you take Xanax and have Electrocardiogram repolarisation abnormality?

- Check whether Electrocardiogram repolarisation abnormality 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 Xanax:

Xanax (135,347 reports)

Electrocardiogram repolarisation abnormality treatments and more:

Electrocardiogram repolarisation abnormality (1,018 reports)

How severe was Electrocardiogram repolarisation abnormality and when was it recovered:

Electrocardiogram repolarisation abnormality in Xanax

Expand to all the drugs that have ingredients of alprazolam:

Electrocardiogram repolarisation abnormality and drugs with ingredients of alprazolam

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+

Browse all side effects of Xanax:

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 repolarisation abnormality:

Electrocardiogram repolarisation abnormality (132 drugs)

Browse all the conditions that are associated with Electrocardiogram repolarisation abnormality:

Electrocardiogram repolarisation abnormality (354 conditions)

How the study uses the data?

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