Prilosec and Pelvi-ureteric obstruction - a phase IV clinical study of FDA data

Summary:

Pelvi-ureteric obstruction is reported as a side effect among people who take Prilosec (omeprazole), especially for people who are female, 60+ old, also take Effexor, and have Breast cancer.

The phase IV clinical study analyzes which people have Pelvi-ureteric obstruction when taking Prilosec. It is created by eHealthMe based on reports of 171,578 people who have side effects when taking Prilosec from the FDA, and is updated regularly.

What is Prilosec?

Prilosec has active ingredients of omeprazole. It is often used in gastroesophageal reflux disease. eHealthMe is studying from 175,286 Prilosec users. Check the latest studies of Prilosec.

What is Pelvi-ureteric obstruction?

Pelvi-ureteric obstruction (obstruction of the flow of urine from the renal pelvis to the proximal ureter) is found to be associated with 108 drugs and 108 conditions by eHealthMe. Check the latest studies of Pelvi-ureteric obstruction.

On Aug, 09, 2026

171,578 people reported to have side effects when taking Prilosec.
Among them, 21 people (0.01%) have Pelvi-ureteric obstruction.

Could Prilosec cause Pelvi-ureteric obstruction?

Among these 21 people:

What is the gender of people who have Pelvi-ureteric obstruction when taking Prilosec? *

female: 95.24 %
male: 4.76 %

What is the age of people who have Pelvi-ureteric obstruction when taking Prilosec? *

What are other drugs people take besides Prilosec? *

What are other side effects people have besides Pelvi-ureteric obstruction? *

Pain: 19 people, 90.48%
Renal Cyst (kidney cyst): 18 people, 85.71%
Stress And Anxiety: 17 people, 80.95%
Unilateral Hydronephrosis (kidney stone that causes obstruction of the ureter): 17 people, 80.95%
Injury: 17 people, 80.95%
Anhedonia (inability to experience pleasure from activities usually found enjoyable): 16 people, 76.19%
Osteoarthritis (a joint disease caused by cartilage loss in a joint): 16 people, 76.19%
Bone Pain: 16 people, 76.19%
Osteonecrosis Of Jaw (death of bone of jaw): 16 people, 76.19%
Device Related Infection: 16 people, 76.19%

What are the existing conditions these people have? *

Muscle Spasms (muscle contraction): 16 people, 76.19%
Metastases To Bone (cancer spreads to bone): 16 people, 76.19%
Constipation: 16 people, 76.19%
Breast Cancer Metastatic: 16 people, 76.19%
Breast Cancer: 16 people, 76.19%
Rheumatoid Arthritis (a chronic progressive disease causing inflammation in the joints): 2 people, 9.52%
Pain: 1 person, 4.76%
Osteoporosis (bones weak and more likely to break): 1 person, 4.76%
Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 1 person, 4.76%

* Approximation only. Some reports may have incomplete information.

Do you take Prilosec and have Pelvi-ureteric obstruction?

- Check whether Pelvi-ureteric obstruction 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 Prilosec:

Prilosec (175,286 reports)

Browse all side effects of Prilosec:

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 Pelvi-ureteric obstruction:

Pelvi-ureteric obstruction (108 drugs)

Browse all the conditions that are associated with Pelvi-ureteric obstruction:

Pelvi-ureteric obstruction (108 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on omeprazole (the active ingredients of Prilosec) and Prilosec (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.