Triamterene and hydrochlorothiazide and Flank pain - a phase IV clinical study of FDA data

Summary:

Flank pain is reported as a side effect among people who take Triamterene and hydrochlorothiazide (hydrochlorothiazide; triamterene), especially for people who are female, 60+ old, also take Levaquin, and have Type 2 diabetes.

The phase IV clinical study analyzes which people have Flank pain when taking Triamterene and hydrochlorothiazide. It is created by eHealthMe based on reports of 7,905 people who have side effects when taking Triamterene and hydrochlorothiazide from the FDA, and is updated regularly.

What is Triamterene and hydrochlorothiazide?

Triamterene and hydrochlorothiazide has active ingredients of hydrochlorothiazide; triamterene. It is often used in high blood pressure. eHealthMe is studying from 8,632 Triamterene and hydrochlorothiazide users. Check the latest studies of Triamterene and hydrochlorothiazide.

What is Flank pain?

Flank pain (a distressing sensation experienced around the lower back and the upper abdomen) is found to be associated with 1,121 drugs and 1,478 conditions by eHealthMe. Check the latest studies of Flank 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 Aug, 20, 2026

7,905 people reported to have side effects when taking Triamterene and hydrochlorothiazide.
Among them, 14 people (0.18%) have Flank pain.

Could Triamterene and hydrochlorothiazide cause Flank pain?

Among these 14 people:

What is the gender of people who have Flank pain when taking Triamterene and hydrochlorothiazide? *

female: 92.86 %
male: 7.14 %

What is the age of people who have Flank pain when taking Triamterene and hydrochlorothiazide? *

What are other drugs people take besides Triamterene and hydrochlorothiazide? *

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

Nausea (feeling of having an urge to vomit): 8 people, 57.14%
Kidney Stones: 5 people, 35.71%
Cough: 5 people, 35.71%
Nausea And Vomiting: 5 people, 35.71%
Weight Decreased: 4 people, 28.57%
Back Pain: 4 people, 28.57%
Injury: 4 people, 28.57%
Headache (pain in head): 4 people, 28.57%
Fainting (loss of consciousness and postural tone): 3 people, 21.43%
Hypokalemia (low potassium): 3 people, 21.43%

What are the existing conditions these people have? *

Type 2 Diabetes: 3 people, 21.43%
Multiple Myeloma (cancer of the plasma cells): 2 people, 14.29%
Stress And Anxiety: 1 person, 7.14%
Spinal Fracture (fracture in one of vertebrae): 1 person, 7.14%
Seasonal Allergy (allergic condition due to certain season): 1 person, 7.14%
Pain: 1 person, 7.14%
Irritable Bowel Syndrome: 1 person, 7.14%
High Blood Cholesterol: 1 person, 7.14%
Hepatitis C: 1 person, 7.14%
Gout (uric acid crystals building up in the body): 1 person, 7.14%

* Approximation only. Some reports may have incomplete information.

Do you take Triamterene and hydrochlorothiazide and have Flank pain?

- Check whether Flank pain 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 Triamterene and hydrochlorothiazide:

Triamterene and hydrochlorothiazide (8,632 reports)

Flank pain treatments and more:

Flank pain (12,893 reports)

How severe was Flank pain and when was it recovered:

Flank pain in Triamterene and hydrochlorothiazide

Expand to all the drugs that have ingredients of hydrochlorothiazide; triamterene:

Flank pain and drugs with ingredients of hydrochlorothiazide; triamterene

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 Triamterene and hydrochlorothiazide:

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 Flank pain:

Flank pain (1,121 drugs)

Browse all the conditions that are associated with Flank pain:

Flank pain (1,478 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on hydrochlorothiazide; triamterene (the active ingredients of Triamterene and hydrochlorothiazide) and Triamterene and hydrochlorothiazide (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.