Fesoterodine fumarate and Hypertonic bladder - a phase IV clinical study of FDA data

Summary:

Hypertonic bladder is reported as a side effect among people who take Fesoterodine fumarate (fesoterodine fumarate), especially for people who are female, 60+ old, also take Clopidogrel, and have High blood pressure.

The phase IV clinical study analyzes which people have Hypertonic bladder when taking Fesoterodine fumarate. It is created by eHealthMe based on reports of 329 people who have side effects when taking Fesoterodine fumarate from the FDA, and is updated regularly.

What is Fesoterodine fumarate?

Fesoterodine fumarate has active ingredients of fesoterodine fumarate. eHealthMe is studying from 334 Fesoterodine fumarate users. Check the latest studies of Fesoterodine fumarate.

What is Hypertonic bladder?

Hypertonic bladder (bladder-storage function that causes a sudden urge to urinate) is found to be associated with 591 drugs and 521 conditions by eHealthMe. Check the latest studies of Hypertonic bladder.

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, 01, 2026

329 people reported to have side effects when taking Fesoterodine fumarate.
Among them, 19 people (5.78%) have Hypertonic bladder.

Could Fesoterodine fumarate cause Hypertonic bladder?

Among these 19 people:

What is the gender of people who have Hypertonic bladder when taking Fesoterodine fumarate? *

female: 100 %
male: 0.0 %

What is the age of people who have Hypertonic bladder when taking Fesoterodine fumarate? *

What are other drugs people take besides Fesoterodine fumarate? *

What are other side effects people have besides Hypertonic bladder? *

Balance Disorder: 15 people, 78.95%
Pain: 15 people, 78.95%
Dry Mouth: 15 people, 78.95%
Fall: 15 people, 78.95%
Multiple Fractures: 15 people, 78.95%
Urinary Incontinence (inability to control the flow of urine and involuntary urination): 14 people, 73.68%
Oedema Peripheral (superficial swelling): 14 people, 73.68%
Gait Disturbance: 13 people, 68.42%
Unilateral Hydronephrosis (kidney stone that causes obstruction of the ureter): 3 people, 15.79%
Reflux Nephropathy (when urine goes back up the wrong way from the bladder towards the kidney): 3 people, 15.79%

What are the existing conditions these people have? *

Oedema Peripheral (superficial swelling): 15 people, 78.95%
High Blood Pressure: 15 people, 78.95%
Dry Mouth: 12 people, 63.16%
Neurogenic Bladder (the normal function of the bladder is to store and empty urine in a coordinated, controlled fashion): 2 people, 10.53%
Oedema (fluid collection in tissue): 1 person, 5.26%
Multiple Myeloma (cancer of the plasma cells): 1 person, 5.26%
Blood Pressure Abnormal: 1 person, 5.26%

* Approximation only. Some reports may have incomplete information.

Do you take Fesoterodine fumarate and have Hypertonic bladder?

- Check whether Hypertonic bladder 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 Fesoterodine fumarate:

Fesoterodine fumarate (334 reports)

Browse all side effects of Fesoterodine fumarate:

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 Hypertonic bladder:

Hypertonic bladder (592 drugs)

Browse all the conditions that are associated with Hypertonic bladder:

Hypertonic bladder (521 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on fesoterodine fumarate (the active ingredients of Fesoterodine fumarate) and Fesoterodine fumarate (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.