Vancomycin and Functional colitis - a phase IV clinical study of FDA data

Summary:

Functional colitis is reported as a side effect among people who take Vancomycin (vancomycin), especially for people who are female, 60+ old, have been taking the drug for < 1 month also take Keflex, and have Abdominal sepsis.

The phase IV clinical study analyzes which people have Functional colitis when taking Vancomycin. It is created by eHealthMe based on reports of 17,160 people who have side effects when taking Vancomycin from the FDA, and is updated regularly.

What is Vancomycin?

Vancomycin has active ingredients of vancomycin. eHealthMe is studying from 17,165 Vancomycin users. Check the latest studies of Vancomycin.

What is Functional colitis?

Functional colitis (the muscles in the colon do not work normally and may spasm) is found to be associated with 2,271 drugs and 2,141 conditions by eHealthMe. Check the latest studies of Functional colitis.

On Nov, 24, 2025

17,160 people reported to have side effects when taking Vancomycin.
Among them, 11 people (0.06%) have Functional colitis.

Could Vancomycin cause Functional colitis?

Among these 11 people:

How long have people been on Vancomycin when they have Functional colitis? *

What is the gender of people who have Functional colitis when taking Vancomycin? *

female: 75 %
male: 25 %

What is the age of people who have Functional colitis when taking Vancomycin? *

What are other drugs people take besides Vancomycin? *

What are other side effects people have besides Functional colitis? *

Weight Decreased: 7 people, 63.64%
Diarrhea: 7 people, 63.64%
Feeding Disorder (when children refuse to eat certain food groups): 6 people, 54.55%
Uveitis (inflammation of the uvea): 6 people, 54.55%
Eye Inflammation: 6 people, 54.55%
Serum Ferritin Decreased: 6 people, 54.55%
Arrhythmias (irregular heartbeat): 6 people, 54.55%
Malaise (a feeling of general discomfort or uneasiness): 6 people, 54.55%
Blood Pressure Diastolic Decreased: 6 people, 54.55%
Blood Pressure Diastolic Increased: 6 people, 54.55%

What are the existing conditions these people have? *

Crohn's Disease (a condition that causes inflammation of the gastrointestinal tract): 6 people, 54.55%
Cellulitis (infection under the skin): 6 people, 54.55%
Abdominal Sepsis (abdominal infection): 6 people, 54.55%
Rheumatoid Arthritis (a chronic progressive disease causing inflammation in the joints): 1 person, 9.09%
Osteoarthritis (a joint disease caused by cartilage loss in a joint): 1 person, 9.09%
Mantle Cell Lymphoma (cancer of lymphocytes, a type of white blood cell): 1 person, 9.09%

* Approximation only. Some reports may have incomplete information.

Do you take Vancomycin and have Functional colitis?

- Check whether Functional colitis 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 Vancomycin:

Vancomycin (17,165 reports)

Browse all side effects of Vancomycin:

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 Functional colitis:

Functional colitis (2,271 drugs)

Browse all the conditions that are associated with Functional colitis:

Functional colitis (2,141 conditions)

How the study uses the data?

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