Azulfidine and Tremor - a phase IV clinical study of FDA data

Summary:

Tremor is reported as a side effect among people who take Azulfidine (sulfasalazine), especially for people who are female, 50-59 old, have been taking the drug for < 1 month also take Humira, and have Lupus nephritis.

The phase IV clinical study analyzes which people have Tremor when taking Azulfidine. It is created by eHealthMe based on reports of 7,893 people who have side effects when taking Azulfidine from the FDA, and is updated regularly.

What is Azulfidine?

Azulfidine has active ingredients of sulfasalazine. It is often used in rheumatoid arthritis. eHealthMe is studying from 7,997 Azulfidine users. Check the latest studies of Azulfidine.

What is Tremor?

Tremor (trembling or shaking movements in one or more parts of your body) is found to be associated with 2,644 drugs and 3,730 conditions by eHealthMe. Check the latest studies of Tremor.

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, 29, 2026

7,893 people reported to have side effects when taking Azulfidine.
Among them, 46 people (0.58%) have Tremor.

Among these 46 people:

How long have people been on Azulfidine when they have Tremor? *

What is the gender of people who have Tremor when taking Azulfidine? *

female: 63.04 %
male: 36.96 %

What is the age of people who have Tremor when taking Azulfidine? *

What are other drugs people take besides Azulfidine? *

What are other side effects people have besides Tremor? *

Headache (pain in head): 14 people, 30.43%
Joint Pain: 13 people, 28.26%
Psoriasis (immune-mediated disease that affects the skin): 8 people, 17.39%
Heart Palpitations (feelings or sensations that your heart is pounding or racing): 8 people, 17.39%
Appetite - Decreased (decreased appetite occurs when you have a reduced desire to eat): 8 people, 17.39%
Oedema Peripheral (superficial swelling): 8 people, 17.39%
Neck Pain: 7 people, 15.22%
Weakness: 7 people, 15.22%
Chronic Obstructive Pulmonary Disease (a progressive disease that makes it hard to breathe): 7 people, 15.22%
Chest Pain: 7 people, 15.22%

What are the existing conditions these people have? *

Lupus Nephritis (a chronic inflammatory autoimmune disorder that may affect kidney tissue): 10 people, 21.74%
Iron Deficiency Anaemia: 5 people, 10.87%
Systemic Lupus Erythematosus (an autoimmune disease, which means the body's immune system mistakenly, attacks healthy tissue): 5 people, 10.87%
Constipation: 5 people, 10.87%
Headache (pain in head): 5 people, 10.87%
Hepatic Function Abnormal: 4 people, 8.70%
Muscle Aches (muscle pain): 4 people, 8.70%
Migraine (headache): 4 people, 8.70%
Joint Pain: 4 people, 8.70%
Insomnia (sleeplessness): 4 people, 8.70%

* Approximation only. Some reports may have incomplete information.

Do you take Azulfidine and have Tremor?

- Check whether Tremor 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 Azulfidine:

Azulfidine (7,997 reports)

Tremor treatments and more:

Tremor (195,267 reports)

Browse all side effects of Azulfidine:

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 Tremor:

Tremor (2,644 drugs)

Browse all the conditions that are associated with Tremor:

Tremor (3,730 conditions)

How the study uses the data?

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