Caffeine and Yawning - a phase IV clinical study of FDA data

Summary:

We study 9,778 people who take Caffeine (caffeine) or have Yawning. No report of Yawning is found in people who take Caffeine.

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

What is Caffeine?

Caffeine has active ingredients of caffeine. It is often used in fatigue. eHealthMe is studying from 6,663 Caffeine users. Check the latest studies of Caffeine.

What is Yawning?

Yawning (simultaneous inhalation of air and stretching of the eardrums, followed by exhalation of breath) is found to be associated with 278 drugs and 723 conditions by eHealthMe. Check the latest studies of Yawning.

On Jan, 22, 2026

No report is found.

Do you take Caffeine and have Yawning?

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Related studies:

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

Caffeine (6,663 reports)

Yawning treatments and more:

Yawning (3,115 reports)

How severe was Yawning and when was it recovered:

Yawning in Caffeine

Expand to all the drugs that have ingredients of caffeine:

Yawning and drugs with ingredients of caffeine

Browse all side effects of Caffeine:

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

How the study uses the data?

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