Phenazopyridine hcl and Rashes - a phase IV clinical study of FDA data

Summary:

Rashes is reported as a side effect among people who take Phenazopyridine hcl (phenazopyridine hydrochloride), especially for people who are female, 60+ old, have been taking the drug for < 1 month also take Prilosec, and have Pain.

The phase IV clinical study analyzes which people have Rashes when taking Phenazopyridine hcl. It is created by eHealthMe based on reports of 1,399 people who have side effects when taking Phenazopyridine hcl from the FDA, and is updated regularly.

What is Phenazopyridine hcl?

Phenazopyridine hcl has active ingredients of phenazopyridine hydrochloride. It is often used in urinary tract infection. eHealthMe is studying from 1,588 Phenazopyridine hcl users. Check the latest studies of Phenazopyridine hcl.

What is Rashes?

Rashes (redness) is found to be associated with 3,713 drugs and 6,213 conditions by eHealthMe. Check the latest studies of Rashes.

On Jul, 13, 2026

1,399 people reported to have side effects when taking Phenazopyridine hcl.
Among them, 72 people (5.15%) have Rashes.

Among these 72 people:

How long have people been on Phenazopyridine hcl when they have Rashes? *

What is the gender of people who have Rashes when taking Phenazopyridine hcl? *

female: 92.86 %
male: 7.14 %

What is the age of people who have Rashes when taking Phenazopyridine hcl? *

What are other drugs people take besides Phenazopyridine hcl? *

What are other side effects people have besides Rashes? *

Nausea (feeling of having an urge to vomit): 25 people, 34.72%
Stress And Anxiety: 25 people, 34.72%
Itching: 18 people, 25.00%
Pain: 17 people, 23.61%
Chest Pain: 16 people, 22.22%
Dehydration (dryness resulting from the removal of water): 16 people, 22.22%
Osteoarthritis (a joint disease caused by cartilage loss in a joint): 16 people, 22.22%
Weight Decreased: 15 people, 20.83%
Joint Pain: 15 people, 20.83%
Muscle Spasms (muscle contraction): 14 people, 19.44%

What are the existing conditions these people have? *

Pain: 7 people, 9.72%
Hypothyroidism (abnormally low activity of the thyroid gland, resulting in retardation of growth and mental development): 6 people, 8.33%
Depression: 4 people, 5.56%
Multiple Myeloma (cancer of the plasma cells): 3 people, 4.17%
Back Pain: 3 people, 4.17%
Myelodysplastic Syndrome (a group of conditions that occur when the blood-forming cells in the bone marrow are damaged): 3 people, 4.17%
Bladder Disorder: 3 people, 4.17%
Birth Control: 3 people, 4.17%
Osteoarthritis (a joint disease caused by cartilage loss in a joint): 3 people, 4.17%
Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 2 people, 2.78%

* Approximation only. Some reports may have incomplete information.

Do you take Phenazopyridine hcl and have Rashes?

- Check whether Rashes 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 Phenazopyridine hcl:

Phenazopyridine hcl (1,588 reports)

Rashes treatments and more:

Rashes (702,909 reports)

Browse all side effects of Phenazopyridine hcl:

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 Rashes:

Rashes (3,713 drugs)

Browse all the conditions that are associated with Rashes:

Rashes (6,213 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on phenazopyridine hydrochloride (the active ingredients of Phenazopyridine hcl) and Phenazopyridine hcl (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.