Aggrenox and Arrhythmias - a phase IV clinical study of FDA data

Summary:

Arrhythmias is reported as a side effect among people who take Aggrenox (aspirin; dipyridamole), especially for people who are female, 60+ old, have been taking the drug for < 1 month also take Synthroid, and have High blood pressure.

The phase IV clinical study analyzes which people have Arrhythmias when taking Aggrenox. It is created by eHealthMe based on reports of 7,431 people who have side effects when taking Aggrenox from the FDA, and is updated regularly.

What is Aggrenox?

Aggrenox has active ingredients of aspirin; dipyridamole. It is often used in stroke. eHealthMe is studying from 7,654 Aggrenox users. Check the latest studies of Aggrenox.

What is Arrhythmias?

Arrhythmias (irregular heartbeat) is found to be associated with 2,754 drugs and 4,840 conditions by eHealthMe. Check the latest studies of Arrhythmias.

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, 13, 2026

7,431 people reported to have side effects when taking Aggrenox.
Among them, 58 people (0.78%) have Arrhythmias.

Among these 58 people:

How long have people been on Aggrenox when they have Arrhythmias? *

What is the gender of people who have Arrhythmias when taking Aggrenox? *

female: 66.67 %
male: 33.33 %

What is the age of people who have Arrhythmias when taking Aggrenox? *

What are other drugs people take besides Aggrenox? *

What are other side effects people have besides Arrhythmias? *

Weakness: 13 people, 22.41%
High Blood Pressure: 11 people, 18.97%
Anaemia (lack of blood): 9 people, 15.52%
Chest Pain: 9 people, 15.52%
Atrial Fibrillation/flutter (atrial fibrillation and flutter are abnormal heart rhythms in which the atria, or upper chambers of the heart, are out of sync with the ventricles): 8 people, 13.79%
Transient Ischaemic Attack (a transient episode of neurologic dysfunction caused by ischemia (loss of blood flow)): 8 people, 13.79%
Nausea (feeling of having an urge to vomit): 7 people, 12.07%
Sinus Bradycardia (an unusually slow heartbeat due to heart disease): 6 people, 10.34%
Nausea And Vomiting: 6 people, 10.34%
Pain In Extremity: 6 people, 10.34%

What are the existing conditions these people have? *

High Blood Pressure: 7 people, 12.07%
Vasculitis (inflammation of a blood vessel or blood vessels): 4 people, 6.90%
Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 4 people, 6.90%
Gout (uric acid crystals building up in the body): 4 people, 6.90%
Transient Ischaemic Attack (a transient episode of neurologic dysfunction caused by ischemia (loss of blood flow)): 3 people, 5.17%
Cataplexy (loss of muscle tone accompanied by full conscious awareness): 2 people, 3.45%
Purpura (purplish discoloration of the skin): 2 people, 3.45%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 2 people, 3.45%
Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 2 people, 3.45%
Carotid Artery Stenosis (narrowing of carotid artery): 1 person, 1.72%

* Approximation only. Some reports may have incomplete information.

Do you take Aggrenox and have Arrhythmias?

- Check whether Arrhythmias 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 Aggrenox:

Aggrenox (7,654 reports)

Arrhythmias treatments and more:

Arrhythmias (177,909 reports)

Browse all side effects of Aggrenox:

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 Arrhythmias:

Arrhythmias (2,754 drugs)

Browse all the conditions that are associated with Arrhythmias:

Arrhythmias (4,840 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on aspirin; dipyridamole (the active ingredients of Aggrenox) and Aggrenox (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.