Excedrin and Obs - a phase IV clinical study of FDA data

Summary:

We study 23,037 people who take Excedrin (acetaminophen; aspirin; caffeine) or have Obs. No report of Obs is found in people who take Excedrin.

The phase IV clinical study is created by eHealthMe based on reports from the FDA, and is updated regularly.

What is Excedrin?

Excedrin has active ingredients of acetaminophen; aspirin; caffeine. It is often used in headache. eHealthMe is studying from 22,739 Excedrin users. Check the latest studies of Excedrin.

What is Obs?

Obs is found to be associated with 36 drugs and 226 conditions by eHealthMe. Check the latest studies of Obs.

On Jan, 18, 2026

No report is found.

Do you take Excedrin and have Obs?

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Related studies:

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

Excedrin (22,739 reports)

Obs treatments and more:

Obs (298 reports)

How severe was Obs and when was it recovered:

Obs in Excedrin

Expand to all the drugs that have ingredients of acetaminophen; aspirin; caffeine:

Obs and drugs with ingredients of acetaminophen; aspirin; caffeine

Browse all side effects of Excedrin:

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 Obs:

Browse all the conditions that are associated with Obs:

Drugs similar to Excedrin and Obs :

How the study uses the data?

The study uses data from the FDA. It is based on acetaminophen; aspirin; caffeine (the active ingredients of Excedrin) and Excedrin (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.