Rituxan and Congestive cardiomyopathy - a phase IV clinical study of FDA data

Summary:

Congestive cardiomyopathy is reported as a side effect among people who take Rituxan (rituximab), especially for people who are female, 60+ old, have been taking the drug for 1 - 6 months also take Cyclophosphamide, and have Burkitt lymphoma.

The phase IV clinical study analyzes which people have Congestive cardiomyopathy when taking Rituxan. It is created by eHealthMe based on reports of 64,282 people who have side effects when taking Rituxan from the FDA, and is updated regularly.

What is Rituxan?

Rituxan has active ingredients of rituximab. It is often used in rheumatoid arthritis. eHealthMe is studying from 64,791 Rituxan users. Check the latest studies of Rituxan.

What is Congestive cardiomyopathy?

Congestive cardiomyopathy (weakening of heart muscle) is found to be associated with 705 drugs and 985 conditions by eHealthMe. Check the latest studies of Congestive cardiomyopathy.

On Jul, 07, 2026

64,282 people reported to have side effects when taking Rituxan.
Among them, 14 people (0.02%) have Congestive cardiomyopathy.

Could Rituxan cause Congestive cardiomyopathy?

Among these 14 people:

How long have people been on Rituxan when they have Congestive cardiomyopathy? *

What is the gender of people who have Congestive cardiomyopathy when taking Rituxan? *

female: 78.57 %
male: 21.43 %

What is the age of people who have Congestive cardiomyopathy when taking Rituxan? *

What are other drugs people take besides Rituxan? *

What are other side effects people have besides Congestive cardiomyopathy? *

Ejection Fraction Abnormal (abnormality in percentage of blood that is pumped out of a filled ventricle as a result of a heartbeat): 4 people, 28.57%
Weight Decreased: 2 people, 14.29%
Rales (an abnormal respiratory sound characterized by fine crackles): 2 people, 14.29%
Ill-Defined Disorder: 2 people, 14.29%
Joint Pain: 2 people, 14.29%
Fatigue (feeling of tiredness): 2 people, 14.29%
Left Ventricular Failure (left ventricle fails to contract forcefully): 2 people, 14.29%
Ejection Fraction Decreased (systolic heart failure): 2 people, 14.29%
Muscle Aches (muscle pain): 2 people, 14.29%
Nasopharyngitis (inflammation of the nasopharynx): 2 people, 14.29%

What are the existing conditions these people have? *

Burkitt Lymphoma (cancer of the lymphatic system): 3 people, 21.43%
Dermatomyositis (inflammation of the skin and underlying muscle tissue, typically occurring as an autoimmune condition or associated with internal cancer): 2 people, 14.29%
Lymphoma (cancer that begins in immune system cells): 1 person, 7.14%

* Approximation only. Some reports may have incomplete information.

Do you take Rituxan and have Congestive cardiomyopathy?

- Check whether Congestive cardiomyopathy 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 Rituxan:

Rituxan (64,791 reports)

Browse all side effects of Rituxan:

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 Congestive cardiomyopathy:

Congestive cardiomyopathy (705 drugs)

Browse all the conditions that are associated with Congestive cardiomyopathy:

Congestive cardiomyopathy (985 conditions)

How the study uses the data?

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