Jalyn and Breast pain - a phase IV clinical study of FDA data

Summary:

Breast pain is reported as a side effect among people who take Jalyn (dutasteride; tamsulosin hydrochloride), especially for people who are male, 60+ old, have been taking the drug for 6 - 12 months also take Avodart, and have Prostatomegaly.

The phase IV clinical study analyzes which people have Breast pain when taking Jalyn. It is created by eHealthMe based on reports of 1,123 people who have side effects when taking Jalyn from the FDA, and is updated regularly.

What is Jalyn?

Jalyn has active ingredients of dutasteride; tamsulosin hydrochloride. It is often used in prostate examination abnormal. eHealthMe is studying from 1,168 Jalyn users. Check the latest studies of Jalyn.

What is Breast pain?

Breast pain is found to be associated with 976 drugs and 1,707 conditions by eHealthMe. Check the latest studies of Breast pain.

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 Jul, 16, 2026

1,123 people reported to have side effects when taking Jalyn.
Among them, 21 people (1.87%) have Breast pain.

Among these 21 people:

How long have people been on Jalyn when they have Breast pain? *

What is the gender of people who have Breast pain when taking Jalyn? *

female: 0.0 %
male: 100 %

What is the age of people who have Breast pain when taking Jalyn? *

What are other drugs people take besides Jalyn? *

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

Gynecomastia (enlargement of the gland tissue of the male breast): 6 people, 28.57%
Breast Enlargement: 6 people, 28.57%
Prostatomegaly (enlargement of the prostate): 2 people, 9.52%
Blood Testosterone Decreased: 2 people, 9.52%
Atrial Fibrillation/flutter (atrial fibrillation and flutter are abnormal heart rhythms in which the atria, or upper chambers of the heart, are out of sync with the ventricles): 2 people, 9.52%
Weakness: 1 person, 4.76%
Testicular Pain (pain in testes): 1 person, 4.76%
Rashes (redness): 1 person, 4.76%
Nipple Pain: 1 person, 4.76%
Libido Decreased (loss of interest in sex): 1 person, 4.76%

What are the existing conditions these people have? *

Prostatomegaly (enlargement of the prostate): 3 people, 14.29%
Blood Testosterone Decreased: 2 people, 9.52%
Prostatic Disorder: 1 person, 4.76%
Pollakiuria (abnormally frequent passage of relatively small quantities or urine): 1 person, 4.76%
Diabetes: 1 person, 4.76%
Benign Neoplasm (benign (non-cancerous) tumour): 1 person, 4.76%

* Approximation only. Some reports may have incomplete information.

Do you take Jalyn and have Breast pain?

- Check whether Breast pain is associated with a drug or a condition
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Related studies:

Effectiveness of, long term effects of, and alternative drugs to Jalyn:

Jalyn (1,168 reports)

Breast pain treatments and more:

Breast pain (23,879 reports)

How severe was Breast pain and when was it recovered:

Breast pain in Jalyn

Expand to all the drugs that have ingredients of dutasteride; tamsulosin hydrochloride:

Breast pain and drugs with ingredients of dutasteride; tamsulosin hydrochloride

Sub-studies by gender and age:

Female: 0-1 2-9 10-19 20-29 30-39 40-49 50-59 60+

Male: 0-1 2-9 10-19 20-29 30-39 40-49 50-59 60+

Browse all side effects of Jalyn:

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 pain:

Breast pain (976 drugs)

Browse all the conditions that are associated with Breast pain:

Breast pain (1,707 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on dutasteride; tamsulosin hydrochloride (the active ingredients of Jalyn) and Jalyn (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.