Codeprex and Ear buzzing - a phase IV clinical study of FDA data

Summary:

We study 58,554 people who take Codeprex (chlorpheniramine polistirex; codeine polistirex) or have Ear buzzing. No report of Ear buzzing is found in people who take Codeprex.

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

What is Codeprex?

Codeprex has active ingredients of chlorpheniramine polistirex; codeine polistirex. eHealthMe is studying from 3 Codeprex users. Check the latest studies of Codeprex.

What is Ear Buzzing?

Ear buzzing is found to be associated with 2,200 drugs and 3,103 conditions by eHealthMe. Check the latest studies of Ear buzzing.

On Jun, 19, 2026

No report is found.

Do you take Codeprex and have Ear buzzing?

- Check whether Ear buzzing 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 Codeprex:

Codeprex (3 reports)

Ear buzzing treatments and more:

Ear buzzing (58,551 reports)

How severe was Ear buzzing and when was it recovered:

Ear buzzing in Codeprex

Expand to all the drugs that have ingredients of chlorpheniramine polistirex; codeine polistirex:

Ear buzzing and drugs with ingredients of chlorpheniramine polistirex; codeine polistirex

Browse all side effects of Codeprex:

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 Ear buzzing:

Ear buzzing

Browse all the conditions that are associated with Ear buzzing:

Ear buzzing

How the study uses the data?

The study uses data from the FDA. It is based on chlorpheniramine polistirex; codeine polistirex (the active ingredients of Codeprex) and Codeprex (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.