Warfarin sodium and Marrow hyperplasia - a phase IV clinical study of FDA data

Summary:

Marrow hyperplasia is reported as a side effect among people who take Warfarin sodium (warfarin sodium), especially for people who are male, 60+ old, also take Aranesp, and have Chronic renal failure.

The phase IV clinical study analyzes which people have Marrow hyperplasia when taking Warfarin sodium. It is created by eHealthMe based on reports of 67,331 people who have side effects when taking Warfarin sodium from the FDA, and is updated regularly.

What is Warfarin sodium?

Warfarin sodium has active ingredients of warfarin sodium. It is often used in atrial fibrillation/flutter. eHealthMe is studying from 71,174 Warfarin sodium users. Check the latest studies of Warfarin sodium.

What is Marrow hyperplasia?

Marrow hyperplasia (increased bone marrow) is found to be associated with 278 drugs and 313 conditions by eHealthMe. Check the latest studies of Marrow hyperplasia.

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, 31, 2026

67,331 people reported to have side effects when taking Warfarin sodium.
Among them, 11 people (0.02%) have Marrow hyperplasia.

Could Warfarin sodium cause Marrow hyperplasia?

Among these 11 people:

What is the gender of people who have Marrow hyperplasia when taking Warfarin sodium? *

female: 36.36 %
male: 63.64 %

What is the age of people who have Marrow hyperplasia when taking Warfarin sodium? *

What are other drugs people take besides Warfarin sodium? *

What are other side effects people have besides Marrow hyperplasia? *

Acute Kidney Failure: 4 people, 36.36%
Haemoglobin Decreased: 4 people, 36.36%
Pancytopenia (medical condition in which there is a reduction in the number of red and white blood cells, as well as platelets): 3 people, 27.27%
Myelodysplastic Syndrome (a group of conditions that occur when the blood-forming cells in the bone marrow are damaged): 3 people, 27.27%
Thrombocytopenia (decrease of platelets in blood): 3 people, 27.27%
Ecchymosis (a discoloration of the skin resulting from bleeding underneath): 2 people, 18.18%
Erythropoiesis Abnormal: 2 people, 18.18%
Pleural Effusion (water on the lungs): 2 people, 18.18%
Blood Lactate Dehydrogenase Increased: 2 people, 18.18%
Blood Creatinine Increased: 2 people, 18.18%

What are the existing conditions these people have? *

Neuritis (inflammation of nerve): 1 person, 9.09%
Multiple Myeloma (cancer of the plasma cells): 1 person, 9.09%
Iron Overload: 1 person, 9.09%
Impaired Gastric Emptying: 1 person, 9.09%
Immunodeficiency: 1 person, 9.09%
Chronic Renal Failure (kidney failure): 1 person, 9.09%

* Approximation only. Some reports may have incomplete information.

Do you take Warfarin sodium and have Marrow hyperplasia?

- Check whether Marrow hyperplasia 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 Warfarin sodium:

Warfarin sodium (71,174 reports)

Browse all side effects of Warfarin sodium:

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 Marrow hyperplasia:

Marrow hyperplasia (278 drugs)

Browse all the conditions that are associated with Marrow hyperplasia:

Marrow hyperplasia (313 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on warfarin sodium (the active ingredients of Warfarin sodium) and Warfarin sodium (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.