Gemfibrozil and Breast lump - a phase IV clinical study of FDA data

Summary:

Breast lump is reported as a side effect among people who take Gemfibrozil (gemfibrozil), especially for people who are female, 50-59 old, also take Prempro, and have High blood pressure.

The phase IV clinical study analyzes which people have Breast lump when taking Gemfibrozil. It is created by eHealthMe based on reports of 17,763 people who have side effects when taking Gemfibrozil from the FDA, and is updated regularly.

What is Gemfibrozil?

Gemfibrozil has active ingredients of gemfibrozil. It is often used in high blood cholesterol. eHealthMe is studying from 18,213 Gemfibrozil users. Check the latest studies of Gemfibrozil.

What is Breast lump?

Breast lump (localized swelling that feels different from the surrounding breast tissue) is found to be associated with 776 drugs and 926 conditions by eHealthMe. Check the latest studies of Breast lump.

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 Sep, 03, 2026

17,763 people reported to have side effects when taking Gemfibrozil.
Among them, 13 people (0.07%) have Breast lump.

Among these 13 people:

What is the gender of people who have Breast lump when taking Gemfibrozil? *

female: 100 %
male: 0.0 %

What is the age of people who have Breast lump when taking Gemfibrozil? *

What are other drugs people take besides Gemfibrozil? *

What are other side effects people have besides Breast lump? *

Back Pain: 6 people, 46.15%
Paraesthesia (sensation of tingling, tickling, prickling, pricking, or burning of a person's skin with no apparent long-term physical effect): 6 people, 46.15%
Pulmonary Mass: 6 people, 46.15%
Headache (pain in head): 6 people, 46.15%
Uterine Leiomyoma (uterine benign tumour derived from smooth muscle): 6 people, 46.15%
Oedema Peripheral (superficial swelling): 6 people, 46.15%
Dizziness: 6 people, 46.15%
Chronic Obstructive Pulmonary Disease (a progressive disease that makes it hard to breathe): 6 people, 46.15%
Pain In Extremity: 6 people, 46.15%
Bronchitis (inflammation of the mucous membrane in the bronchial tubes): 6 people, 46.15%

What are the existing conditions these people have? *

High Blood Pressure: 4 people, 30.77%
Menopausal Symptoms: 3 people, 23.08%
Depression: 3 people, 23.08%
Tardive Dyskinesia (a disorder that involves involuntary movements): 1 person, 7.69%
Stress And Anxiety: 1 person, 7.69%
Rheumatoid Arthritis (a chronic progressive disease causing inflammation in the joints): 1 person, 7.69%
Metastases To Bone (cancer spreads to bone): 1 person, 7.69%
Hypothyroidism (abnormally low activity of the thyroid gland, resulting in retardation of growth and mental development): 1 person, 7.69%
Hallucinations (sensations that appear real but are created by your mind): 1 person, 7.69%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 1 person, 7.69%

* Approximation only. Some reports may have incomplete information.

Do you take Gemfibrozil and have Breast lump?

- Check whether Breast lump 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 Gemfibrozil:

Gemfibrozil (18,213 reports)

Breast lump treatments and more:

Breast lump (9,236 reports)

Browse all side effects of Gemfibrozil:

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 Breast lump:

Breast lump (776 drugs)

Browse all the conditions that are associated with Breast lump:

Breast lump (926 conditions)

How the study uses the data?

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