Tylenol and Astrocytoma - a phase IV clinical study of FDA data

Summary:

Astrocytoma is reported as a side effect among people who take Tylenol (acetaminophen), especially for people who are female, 60+ old, also take Prednisone, and have Multiple myeloma.

The phase IV clinical study analyzes which people have Astrocytoma when taking Tylenol. It is created by eHealthMe based on reports of 217,809 people who have side effects when taking Tylenol from the FDA, and is updated regularly.

What is Tylenol?

Tylenol has active ingredients of acetaminophen. It is often used in pain. eHealthMe is studying from 222,310 Tylenol users. Check the latest studies of Tylenol.

What is Astrocytoma?

Astrocytoma (tumour of the brain that originate in a particular kind of glial-cells) is found to be associated with 69 drugs and 149 conditions by eHealthMe. Check the latest studies of Astrocytoma.

On Aug, 09, 2026

217,809 people reported to have side effects when taking Tylenol.
Among them, 14 people (0.01%) have Astrocytoma.

Among these 14 people:

What is the gender of people who have Astrocytoma when taking Tylenol? *

female: 85.71 %
male: 14.29 %

What is the age of people who have Astrocytoma when taking Tylenol? *

What are other drugs people take besides Tylenol? *

Prednisone: 9 people, 64.29%
Albuterol: 8 people, 57.14%
Zyrtec: 7 people, 50.00%
Glycopyrrolate: 7 people, 50.00%
Oxycontin: 7 people, 50.00%
Neostigmine Methylsulfate: 7 people, 50.00%
Mycelex: 7 people, 50.00%
Morphine: 7 people, 50.00%
Methimazole: 7 people, 50.00%
Lidocaine: 7 people, 50.00%

What are other side effects people have besides Astrocytoma? *

Osteonecrosis Of Jaw (death of bone of jaw): 7 people, 50.00%
Diplopia (double vision): 7 people, 50.00%
Palatal Disorder: 7 people, 50.00%
Osteoporosis (bones weak and more likely to break): 7 people, 50.00%
Osteopenia (a condition where bone mineral density is lower than normal): 7 people, 50.00%
Osteomyelitis (infection of bone): 7 people, 50.00%
Osteoarthritis (a joint disease caused by cartilage loss in a joint): 7 people, 50.00%
Oral Pain: 7 people, 50.00%
Oral Disorder (mouth disease): 7 people, 50.00%
Disorder Of Orbit: 7 people, 50.00%

What are the existing conditions these people have? *

Urticaria Pigmentosa (skin disease that produces patches of darker skin (lesions) and very bad itching): 7 people, 50.00%
Multiple Myeloma (cancer of the plasma cells): 7 people, 50.00%
Stress And Anxiety: 3 people, 21.43%
Multiple Sclerosis Relapse (reoccurrence of a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 3 people, 21.43%
Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 3 people, 21.43%
Fatigue (feeling of tiredness): 3 people, 21.43%
Depression: 3 people, 21.43%
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): 1 person, 7.14%
Rashes (redness): 1 person, 7.14%
Crohn's Disease (a condition that causes inflammation of the gastrointestinal tract): 1 person, 7.14%

* Approximation only. Some reports may have incomplete information.

Do you take Tylenol and have Astrocytoma?

- Check whether Astrocytoma 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 Tylenol:

Tylenol (222,310 reports)

Astrocytoma treatments and more:

Astrocytoma (1,574 reports)

Browse all side effects of Tylenol:

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 Astrocytoma:

Astrocytoma (69 drugs)

Browse all the conditions that are associated with Astrocytoma:

Astrocytoma (149 conditions)

How the study uses the data?

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