Clarithromycin and Duodenitis - a phase IV clinical study of FDA data

Summary:

Duodenitis is reported as a side effect among people who take Clarithromycin (clarithromycin), especially for people who are male, 60+ old, have been taking the drug for < 1 month also take Pantoprazole Sodium, and have High blood pressure.

The phase IV clinical study analyzes which people have Duodenitis when taking Clarithromycin. It is created by eHealthMe based on reports of 44,030 people who have side effects when taking Clarithromycin from the FDA, and is updated regularly.

What is Clarithromycin?

Clarithromycin has active ingredients of clarithromycin. It is often used in sinusitis. eHealthMe is studying from 45,044 Clarithromycin users. Check the latest studies of Clarithromycin.

What is Duodenitis?

Duodenitis (inflammation of the duodenum) is found to be associated with 649 drugs and 639 conditions by eHealthMe. Check the latest studies of Duodenitis.

On Jul, 06, 2026

44,030 people reported to have side effects when taking Clarithromycin.
Among them, 19 people (0.04%) have Duodenitis.

Among these 19 people:

How long have people been on Clarithromycin when they have Duodenitis? *

What is the gender of people who have Duodenitis when taking Clarithromycin? *

female: 27.78 %
male: 72.22 %

What is the age of people who have Duodenitis when taking Clarithromycin? *

What are other drugs people take besides Clarithromycin? *

What are other side effects people have besides Duodenitis? *

Chest Pain: 13 people, 68.42%
High Blood Pressure: 13 people, 68.42%
Hiatal Hernia (hernia resulting from the protrusion of part of the stomach through the diaphragm): 13 people, 68.42%
Abdominal Pain Upper: 12 people, 63.16%
Pain: 11 people, 57.89%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 11 people, 57.89%
Ill-Defined Disorder: 11 people, 57.89%
Diarrhea: 10 people, 52.63%
Diastolic Dysfunction: 10 people, 52.63%
Oedema (fluid collection in tissue): 10 people, 52.63%

What are the existing conditions these people have? *

High Blood Pressure: 10 people, 52.63%
Muscle Spasms (muscle contraction): 8 people, 42.11%
Arteriosclerosis Coronary Artery (thickening and hardening of arteries- coronary artery): 8 people, 42.11%
Actinic Keratosis (skin disease due to sun exposure): 7 people, 36.84%
Psoriasis (immune-mediated disease that affects the skin): 1 person, 5.26%
Impaired Gastric Emptying: 1 person, 5.26%
Hyperuricaemia (level of uric acid in the blood that is abnormally high): 1 person, 5.26%
Hyperkeratosis (thickening of the outer layer of the skin): 1 person, 5.26%
Helicobacter Infection (helicobacter pylori (h. pylori) infects stomach): 1 person, 5.26%
Cardiac Disorder: 1 person, 5.26%

* Approximation only. Some reports may have incomplete information.

Do you take Clarithromycin and have Duodenitis?

- Check whether Duodenitis 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 Clarithromycin:

Clarithromycin (45,044 reports)

Duodenitis treatments and more:

Duodenitis (5,271 reports)

Browse all side effects of Clarithromycin:

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 Duodenitis:

Duodenitis (649 drugs)

Browse all the conditions that are associated with Duodenitis:

Duodenitis (639 conditions)

How the study uses the data?

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