Sulfamethoxazole and Enterococcal infection - a phase IV clinical study of FDA data

Summary:

Enterococcal infection is reported as a side effect among people who take Sulfamethoxazole (sulfamethoxazole), especially for people who are female, 60+ old, have been taking the drug for < 1 month also take Acyclovir, and have Multiple myeloma.

The phase IV clinical study analyzes which people have Enterococcal infection when taking Sulfamethoxazole. It is created by eHealthMe based on reports of 13,142 people who have side effects when taking Sulfamethoxazole from the FDA, and is updated regularly.

What is Sulfamethoxazole?

Sulfamethoxazole has active ingredients of sulfamethoxazole. It is often used in urinary tract infection. eHealthMe is studying from 13,360 Sulfamethoxazole users. Check the latest studies of Sulfamethoxazole.

What is Enterococcal infection?

Enterococcal infection is found to be associated with 624 drugs and 760 conditions by eHealthMe. Check the latest studies of Enterococcal infection.

eHealthMe: drug outcomes in the real world

eHealthMe runs one of the largest post-marketing drug safety studies in the world. We study millions of patients and 5,000 more each day. Our data-driven phase IV clinical trials have been referenced on 800+ peer-reviewed medical publications including The Lancet, Mayo Clinic Proceedings, and Nature. Tools to study our phase IV findings are available to the public, anonymous and free >>>.

On Aug, 27, 2026

13,142 people reported to have side effects when taking Sulfamethoxazole.
Among them, 15 people (0.11%) have Enterococcal infection.

Could Sulfamethoxazole cause Enterococcal infection?

Among these 15 people:

How long have people been on Sulfamethoxazole when they have Enterococcal infection? *

What is the gender of people who have Enterococcal infection when taking Sulfamethoxazole? *

female: 84.62 %
male: 15.38 %

What is the age of people who have Enterococcal infection when taking Sulfamethoxazole? *

What are other drugs people take besides Sulfamethoxazole? *

What are other side effects people have besides Enterococcal infection? *

Pneumonia: 11 people, 73.33%
Mucosal Inflammation (infection of mucous membrane): 9 people, 60.00%
Diarrhea: 9 people, 60.00%
Nausea (feeling of having an urge to vomit): 9 people, 60.00%
Neutropenic Colitis (inflammation of the cecum, often with involvement of the ascending colon and ileum, a life threatening condition): 8 people, 53.33%
Hyperglycemia (high blood sugar): 8 people, 53.33%
Multiple Myeloma (cancer of the plasma cells): 8 people, 53.33%
Drug Intolerance (drug sensitivity): 8 people, 53.33%
Escherichia Infection (bacterial infection by escherichia coli): 8 people, 53.33%
Hypoaesthesia (reduced sense of touch or sensation): 8 people, 53.33%

What are the existing conditions these people have? *

Multiple Myeloma (cancer of the plasma cells): 9 people, 60.00%
Primary Myelofibrosis (primary disorder of the bone marrow): 2 people, 13.33%
High Blood Pressure: 2 people, 13.33%
Type 2 Diabetes: 1 person, 6.67%
Thrombocytosis: 1 person, 6.67%
Osteoradionecrosis (irradiation of bones causes damage to osteocytes and impairs the blood supply): 1 person, 6.67%
Osteonecrosis Of Jaw (death of bone of jaw): 1 person, 6.67%
Hyperaesthesia: 1 person, 6.67%
Hepatitis Cholestatic (flow of bile from the liver is slowed or blocked): 1 person, 6.67%
Coronary Artery Insufficiency (insufficiency of artery to carry blood to heart): 1 person, 6.67%

* Approximation only. Some reports may have incomplete information.

Do you take Sulfamethoxazole and have Enterococcal infection?

- Check whether Enterococcal infection 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 Sulfamethoxazole:

Sulfamethoxazole (13,360 reports)

Browse all side effects of Sulfamethoxazole:

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 Enterococcal infection:

Enterococcal infection (624 drugs)

Browse all the conditions that are associated with Enterococcal infection:

Enterococcal infection (760 conditions)

How the study uses the data?

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