Tiazac and Tendonitis - a phase IV clinical study of FDA data

Summary:

Tendonitis is reported as a side effect among people who take Tiazac (diltiazem hydrochloride), especially for people who are female, 60+ old, also take Vioxx, and have Breast cancer.

The phase IV clinical study analyzes which people have Tendonitis when taking Tiazac. It is created by eHealthMe based on reports of 4,624 people who have side effects when taking Tiazac from the FDA, and is updated regularly.

What is Tiazac?

Tiazac has active ingredients of diltiazem hydrochloride. It is often used in high blood pressure. eHealthMe is studying from 4,761 Tiazac users. Check the latest studies of Tiazac.

What is Tendonitis?

Tendonitis (a condition that causes pain and swelling of tendons) is found to be associated with 1,096 drugs and 1,272 conditions by eHealthMe. Check the latest studies of Tendonitis.

On Jul, 27, 2026

4,624 people reported to have side effects when taking Tiazac.
Among them, 18 people (0.39%) have Tendonitis.

Among these 18 people:

What is the gender of people who have Tendonitis when taking Tiazac? *

female: 88.24 %
male: 11.76 %

What is the age of people who have Tendonitis when taking Tiazac? *

What are other drugs people take besides Tiazac? *

What are other side effects people have besides Tendonitis? *

Acute Kidney Failure: 13 people, 72.22%
Urinary Tract Infection: 13 people, 72.22%
Joint Pain: 13 people, 72.22%
Weakness: 12 people, 66.67%
Injury: 12 people, 66.67%
Emotional Distress: 12 people, 66.67%
Arthritis (form of joint disorder that involves inflammation of one or more joints): 12 people, 66.67%
Stress And Anxiety: 12 people, 66.67%
Pain: 12 people, 66.67%
Wheezing (a high-pitched whistling sound made while you breath): 11 people, 61.11%

What are the existing conditions these people have? *

Metastases To Bone (cancer spreads to bone): 10 people, 55.56%
Breast Cancer: 10 people, 55.56%
Relapsing-Remitting Multiple Sclerosis (reoccurrence of an inflammatory disease in which the insulating covers of nerve cells in the brain and spinal cord are damaged): 2 people, 11.11%
Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 1 person, 5.56%
Lung Cancer - Non-Small Cell (lung cancer): 1 person, 5.56%
Breast Cancer Metastatic: 1 person, 5.56%

* Approximation only. Some reports may have incomplete information.

Do you take Tiazac and have Tendonitis?

- Check whether Tendonitis 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 Tiazac:

Tiazac (4,761 reports)

Tendonitis treatments and more:

Tendonitis (23,484 reports)

Browse all side effects of Tiazac:

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 Tendonitis:

Tendonitis (1,096 drugs)

Browse all the conditions that are associated with Tendonitis:

Tendonitis (1,272 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on diltiazem hydrochloride (the active ingredients of Tiazac) and Tiazac (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.