Lopurin and Cystitis noninfective - a phase IV clinical study of FDA data

Summary:

Cystitis noninfective is reported as a side effect among people who take Lopurin (allopurinol), especially for people who are male, 60+ old, also take Lasix, and have Urticaria.

The phase IV clinical study analyzes which people have Cystitis noninfective when taking Lopurin. It is created by eHealthMe based on reports of 188,140 people who have side effects when taking Lopurin from the FDA, and is updated regularly.

What is Lopurin?

Lopurin has active ingredients of allopurinol. It is often used in gout. eHealthMe is studying from 190,798 Lopurin users. Check the latest studies of Lopurin.

What is Cystitis noninfective?

Cystitis noninfective (non-infectious inflammation of the wall of the bladder) is found to be associated with 257 drugs and 276 conditions by eHealthMe. Check the latest studies of Cystitis noninfective.

On Jul, 20, 2026

188,140 people reported to have side effects when taking Lopurin.
Among them, 19 people (0.01%) have Cystitis noninfective.

Could Lopurin cause Cystitis noninfective?

Among these 19 people:

What is the gender of people who have Cystitis noninfective when taking Lopurin? *

female: 38.89 %
male: 61.11 %

What is the age of people who have Cystitis noninfective when taking Lopurin? *

What are other drugs people take besides Lopurin? *

What are other side effects people have besides Cystitis noninfective? *

Dyspnea (difficult or laboured breathing): 5 people, 26.32%
Haematuria (presence of blood in urine): 5 people, 26.32%
Urinary Retention (the inability to completely or partially empty the bladder): 4 people, 21.05%
Nausea (feeling of having an urge to vomit): 4 people, 21.05%
Diarrhea: 4 people, 21.05%
Productive Cough: 4 people, 21.05%
Cough: 4 people, 21.05%
Colitis (inflammation of colon): 3 people, 15.79%
Constipation: 3 people, 15.79%
Haemorrhage Urinary Tract (bleeding from uterine): 3 people, 15.79%

What are the existing conditions these people have? *

High Blood Pressure: 3 people, 15.79%
Idiopathic Pulmonary Fibrosis (chronic lung disease): 3 people, 15.79%
Urticaria (rash of round, red welts on the skin that itch intensely): 3 people, 15.79%
Blood Uric Acid Increased: 2 people, 10.53%
Cough: 2 people, 10.53%
Non-Hodgkin's Lymphoma (malignant (cancer) cells form in the lymph system): 2 people, 10.53%
Orchitis (inflammation of the testes): 2 people, 10.53%
Agranulocytosis (a deficiency of granulocytes in the blood, causing increased vulnerability to infection): 2 people, 10.53%
Skin Infection: 2 people, 10.53%
T-Cell Prolymphocytic Leukaemia (a aggressive type of t cell cancer): 2 people, 10.53%

* Approximation only. Some reports may have incomplete information.

Do you take Lopurin and have Cystitis noninfective?

- Check whether Cystitis noninfective 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 Lopurin:

Lopurin (190,798 reports)

Browse all side effects of Lopurin:

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 Cystitis noninfective:

Cystitis noninfective (257 drugs)

Browse all the conditions that are associated with Cystitis noninfective:

Cystitis noninfective (276 conditions)

How the study uses the data?

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