Paracetamol and Ventricular arrhythmia - a phase IV clinical study of FDA data

Summary:

Ventricular arrhythmia is reported as a side effect among people who take Paracetamol (acetaminophen), especially for people who are female, 60+ old, have been taking the drug for 1 - 6 months also take Ferrous Fumarate, and have Depression.

The phase IV clinical study analyzes which people have Ventricular arrhythmia when taking Paracetamol. It is created by eHealthMe based on reports of 114,713 people who have side effects when taking Paracetamol from the FDA, and is updated regularly.

What is Paracetamol?

Paracetamol has active ingredients of acetaminophen. It is often used in pain. eHealthMe is studying from 115,650 Paracetamol users. Check the latest studies of Paracetamol.

What is Ventricular arrhythmia?

Ventricular arrhythmia (problem with the rate or rhythm of the heartbeat) is found to be associated with 478 drugs and 559 conditions by eHealthMe. Check the latest studies of Ventricular arrhythmia.

On Jul, 14, 2026

114,713 people reported to have side effects when taking Paracetamol.
Among them, 26 people (0.02%) have Ventricular arrhythmia.

Could Paracetamol cause Ventricular arrhythmia?

Among these 26 people:

How long have people been on Paracetamol when they have Ventricular arrhythmia? *

What is the gender of people who have Ventricular arrhythmia when taking Paracetamol? *

female: 90.91 %
male: 9.09 %

What is the age of people who have Ventricular arrhythmia when taking Paracetamol? *

What are other drugs people take besides Paracetamol? *

Ferrous Fumarate: 7 people, 26.92%
Senna: 6 people, 23.08%
Ondansetron: 5 people, 19.23%
Hydrocodone Bitartrate And Acetaminophen: 3 people, 11.54%
Aranesp: 2 people, 7.69%
Senna Alexandrina: 2 people, 7.69%
Polaramine: 2 people, 7.69%
Entresto: 1 person, 3.85%
Augmentin: 1 person, 3.85%
Bactrim: 1 person, 3.85%

What are other side effects people have besides Ventricular arrhythmia? *

Hypotension (abnormally low blood pressure): 9 people, 34.62%
Ventricular Tachycardia (rapid heartbeat that originates in one of the lower chambers (the ventricles) of the heart): 6 people, 23.08%
Cardiac Failure: 6 people, 23.08%
Sinus Tachycardia (a heart rhythm with elevated rate of impulses originating from the sinoatrial node): 5 people, 19.23%
Cardiomyopathy (weakening of the heart muscle): 5 people, 19.23%
Pulmonary Hypertension (increase in blood pressure in the lung artery): 5 people, 19.23%
Consciousness - Decreased: 5 people, 19.23%
Metabolic Acidosis (body produces too much acid, or when the kidneys are not removing enough acid from the body): 4 people, 15.38%
Left Ventricular Hypertrophy (the thickening of the myocardium (muscle) of the left ventricle of the heart): 4 people, 15.38%
Mitral Valve Disease (disease of mitral valve of heart): 4 people, 15.38%

What are the existing conditions these people have? *

Osteoporosis (bones weak and more likely to break): 9 people, 34.62%
Joint Pain: 9 people, 34.62%
Depression: 9 people, 34.62%
Enlarged Prostate: 2 people, 7.69%
Chronic Lymphocytic Leukaemia (cancer in which the bone marrow makes too many lymphocytes (a type of white blood cell)): 2 people, 7.69%
Lumbar Spinal Stenosis (a medical condition in which the spinal canal narrows and compresses the spinal cord and nerves at the level of the lumbar bone): 2 people, 7.69%
Laxative Supportive Care: 2 people, 7.69%
Primary Myelofibrosis (primary disorder of the bone marrow): 2 people, 7.69%
Coronary Artery Insufficiency (insufficiency of artery to carry blood to heart): 2 people, 7.69%
Abortion Induced (medically referred abortion): 1 person, 3.85%

* Approximation only. Some reports may have incomplete information.

Do you take Paracetamol and have Ventricular arrhythmia?

- Check whether Ventricular arrhythmia 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 Paracetamol:

Paracetamol (115,650 reports)

Browse all side effects of Paracetamol:

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 Ventricular arrhythmia:

Ventricular arrhythmia (478 drugs)

Browse all the conditions that are associated with Ventricular arrhythmia:

Ventricular arrhythmia (559 conditions)

How the study uses the data?

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