Azathioprine and Exercise tolerance decreased - a phase IV clinical study of FDA data

Summary:

Exercise tolerance decreased is reported as a side effect among people who take Azathioprine (azathioprine sodium), especially for people who are female, 50-59 old, have been taking the drug for 1 - 6 months also take Synthroid, and have Polyarthritis.

The phase IV clinical study analyzes which people have Exercise tolerance decreased when taking Azathioprine. It is created by eHealthMe based on reports of 59,932 people who have side effects when taking Azathioprine from the FDA, and is updated regularly.

What is Azathioprine?

Azathioprine has active ingredients of azathioprine sodium. It is often used in crohn's disease. eHealthMe is studying from 60,623 Azathioprine users. Check the latest studies of Azathioprine.

What is Exercise tolerance decreased?

Exercise tolerance decreased is found to be associated with 627 drugs and 723 conditions by eHealthMe. Check the latest studies of Exercise tolerance decreased.

On Jul, 03, 2026

59,932 people reported to have side effects when taking Azathioprine.
Among them, 23 people (0.04%) have Exercise tolerance decreased.

Could Azathioprine cause Exercise tolerance decreased?

Among these 23 people:

How long have people been on Azathioprine when they have Exercise tolerance decreased? *

What is the gender of people who have Exercise tolerance decreased when taking Azathioprine? *

female: 78.95 %
male: 21.05 %

What is the age of people who have Exercise tolerance decreased when taking Azathioprine? *

What are other drugs people take besides Azathioprine? *

What are other side effects people have besides Exercise tolerance decreased? *

Dyspnea (difficult or laboured breathing): 13 people, 56.52%
Cough: 11 people, 47.83%
Fatigue (feeling of tiredness): 9 people, 39.13%
Rashes (redness): 7 people, 30.43%
Pain: 6 people, 26.09%
Muscle Aches (muscle pain): 6 people, 26.09%
High Blood Pressure: 6 people, 26.09%
Diarrhea: 6 people, 26.09%
Headache (pain in head): 6 people, 26.09%
Gait Disturbance: 6 people, 26.09%

What are the existing conditions these people have? *

Rheumatoid Arthritis (a chronic progressive disease causing inflammation in the joints): 5 people, 21.74%
Polymyositis (inflammatory muscle disease that causes weakness of the skeletal muscles): 5 people, 21.74%
Polyarthritis (arthritis which involves 5 or more joints simultaneously): 5 people, 21.74%
Idiopathic Pulmonary Fibrosis (chronic lung disease): 3 people, 13.04%
Interstitial Lung Disease: 2 people, 8.70%
Relapsing-Remitting Multiple Sclerosis (reoccurrence of an inflammatory disease in which the insulating covers of nerve cells in the brain and spinal cord are damaged): 2 people, 8.70%
Primary Pulmonary Hypertension (primary high blood pressure that affects the arteries in the lungs and the right side of your heart): 2 people, 8.70%
Myositis (inflammation of the muscles): 2 people, 8.70%
Dermatitis Atopic (inflammatory, chronically relapsing, non-contagious and pruritic skin disorder): 2 people, 8.70%
Dyslipidaemia (abnormal amount of lipids): 2 people, 8.70%

* Approximation only. Some reports may have incomplete information.

Do you take Azathioprine and have Exercise tolerance decreased?

- Check whether Exercise tolerance decreased is associated with a drug or a condition
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Related studies:

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

Azathioprine (60,623 reports)

Browse all side effects of Azathioprine:

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 Exercise tolerance decreased:

Exercise tolerance decreased (627 drugs)

Browse all the conditions that are associated with Exercise tolerance decreased:

Exercise tolerance decreased (723 conditions)

How the study uses the data?

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