Toviaz and Local swelling - a phase IV clinical study of FDA data

Summary:

Local swelling is reported as a side effect among people who take Toviaz (fesoterodine fumarate), especially for people who are female, 60+ old, have been taking the drug for < 1 month also take Nexium, and have Hypertonic bladder.

The phase IV clinical study analyzes which people have Local swelling when taking Toviaz. It is created by eHealthMe based on reports of 13,173 people who have side effects when taking Toviaz from the FDA, and is updated regularly.

What is Toviaz?

Toviaz has active ingredients of fesoterodine fumarate. It is often used in urge incontinence. eHealthMe is studying from 13,353 Toviaz users. Check the latest studies of Toviaz.

What is Local swelling?

Local swelling (swelling at the site of some application of substance or injury) is found to be associated with 1,016 drugs and 1,402 conditions by eHealthMe. Check the latest studies of Local swelling.

On May, 10, 2026

13,173 people reported to have side effects when taking Toviaz.
Among them, 25 people (0.19%) have Local swelling.

Among these 25 people:

* Approximation only. Some reports may have incomplete information.

Do you take Toviaz and have Local swelling?

- Check whether Local swelling 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 Toviaz:

Toviaz (13,353 reports)

Local swelling treatments and more:

Local swelling (21,122 reports)

How severe was Local swelling and when was it recovered:

Local swelling in Toviaz

Expand to all the drugs that have ingredients of fesoterodine fumarate:

Local swelling and drugs with ingredients of fesoterodine fumarate

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 Toviaz:

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 Local swelling:

Local swelling (1,016 drugs)

Browse all the conditions that are associated with Local swelling:

Local swelling (1,402 conditions)

How the study uses the data?

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