Methotrexate and Haemochromatosis - a phase IV clinical study of FDA data

Summary:

Haemochromatosis is reported as a side effect among people who take Methotrexate (methotrexate sodium), especially for people who are female, 50-59 old, have been taking the drug for < 1 month also take Actemra, and have Burkitt's lymphoma stage iv.

The phase IV clinical study analyzes which people have Haemochromatosis when taking Methotrexate. It is created by eHealthMe based on reports of 599,650 people who have side effects when taking Methotrexate from the FDA, and is updated regularly.

What is Methotrexate?

Methotrexate has active ingredients of methotrexate sodium. It is often used in rheumatoid arthritis. eHealthMe is studying from 604,312 Methotrexate users. Check the latest studies of Methotrexate.

What is Haemochromatosis?

Haemochromatosis (body to absorb more iron than usual from food) is found to be associated with 156 drugs and 528 conditions by eHealthMe. Check the latest studies of Haemochromatosis.



On Jul, 12, 2026

599,650 people reported to have side effects when taking Methotrexate.
Among them, 82 people (0.01%) have Haemochromatosis.

Could Methotrexate cause Haemochromatosis?

Among these 82 people:

How long have people been on Methotrexate when they have Haemochromatosis? *

  • < 1 month: 35.71 %
  • 1 - 6 months: 21.43 %
  • 6 - 12 months: 0.0 %
  • 1 - 2 years: 7.14 %
  • 2 - 5 years: 0.0 %
  • 5 - 10 years: 28.57 %
  • 10+ years: 7.14 %

What is the gender of people who have Haemochromatosis when taking Methotrexate? *

  • female: 68.06 %
  • male: 31.94 %

What is the age of people who have Haemochromatosis when taking Methotrexate? *

  • 0-1: 0.0 %
  • 2-9: 1.59 %
  • 10-19: 3.17 %
  • 20-29: 1.59 %
  • 30-39: 4.76 %
  • 40-49: 3.17 %
  • 50-59: 68.25 %
  • 60+: 17.46 %

What are other drugs people take besides Methotrexate? *

  1. Actemra: 36 people, 43.90%
  2. Arava: 35 people, 42.68%
  3. Xeljanz: 30 people, 36.59%
  4. Rituxan: 19 people, 23.17%
  5. Humira: 10 people, 12.20%
  6. Prednisone: 7 people, 8.54%
  7. Plaquenil: 7 people, 8.54%
  8. Celebrex: 6 people, 7.32%
  9. Folic Acid: 5 people, 6.10%
  10. Orencia: 4 people, 4.88%

What are other side effects people have besides Haemochromatosis? *

  1. Joint Pain: 46 people, 56.10%
  2. Drug Ineffective: 37 people, 45.12%
  3. Nausea (feeling of having an urge to vomit): 37 people, 45.12%
  4. Arrhythmias (irregular heartbeat): 31 people, 37.80%
  5. Joint Swelling: 31 people, 37.80%
  6. Impaired Work Ability: 30 people, 36.59%
  7. Osteoporosis (bones weak and more likely to break): 30 people, 36.59%
  8. Irritable Bowel Syndrome: 30 people, 36.59%
  9. Diverticulum (out pouching of a hollow (or a fluid-filled) structure in the body): 30 people, 36.59%
  10. Diarrhea: 11 people, 13.41%

What are the existing conditions these people have? *

  1. Burkitt's Lymphoma Stage Iv (blood cancer stage iv): 7 people, 8.54%
  2. Ankylosing Spondylitis (type of arthritis affecting the spine): 4 people, 4.88%
  3. Psoriatic Arthropathy (inflammation of the skin and joints with kin condition which typically causes patches (plaques) of red, scaly skin to develop): 3 people, 3.66%
  4. Pain: 3 people, 3.66%
  5. Nausea (feeling of having an urge to vomit): 3 people, 3.66%
  6. Crohn's Disease (a condition that causes inflammation of the gastrointestinal tract): 3 people, 3.66%
  7. Disbacteriosis (a condition with microbial imbalances on or inside the body): 2 people, 2.44%
  8. Appetite Disorder (abnormal eating habits): 2 people, 2.44%
  9. Chondrocalcinosis (crystal deposition disease): 2 people, 2.44%
  10. Diarrhea: 2 people, 2.44%

* Approximation only. Some reports may have incomplete information.

Do you take Methotrexate and have Haemochromatosis?

- Check whether Haemochromatosis is associated with a drug or a condition
- Predict drug outcomes for up to one year with AI
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Related studies:

Effectiveness of, long term effects of, and alternative drugs to Methotrexate:

Haemochromatosis treatments and more:

How severe was Haemochromatosis and when was it recovered:

Expand to all the drugs that have ingredients of methotrexate sodium:

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 Methotrexate:

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 Haemochromatosis:

Browse all the conditions that are associated with Haemochromatosis:

Related publications that referenced our studies


How the study uses the data?

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

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