Qnasl and Sinusitis - chronic - a phase IV clinical study of FDA data

Summary:

Sinusitis - chronic is reported as a side effect among people who take Qnasl (beclomethasone dipropionate), especially for people who are female, 50-59 old, also take Singulair, and have Immunodeficiency.

The phase IV clinical study analyzes which people have Sinusitis - chronic when taking Qnasl. It is created by eHealthMe based on reports of 1,935 people who have side effects when taking Qnasl from the FDA, and is updated regularly.

What is Qnasl?

Qnasl has active ingredients of beclomethasone dipropionate. It is often used in allergies. eHealthMe is studying from 1,984 Qnasl users. Check the latest studies of Qnasl.

What is Sinusitis - chronic?

Sinusitis - chronic is found to be associated with 1,004 drugs and 760 conditions by eHealthMe. Check the latest studies of Sinusitis - chronic.

On Aug, 13, 2026

1,935 people reported to have side effects when taking Qnasl.
Among them, 17 people (0.88%) have Sinusitis - chronic.

Among these 17 people:

What is the gender of people who have Sinusitis - chronic when taking Qnasl? *

female: 100 %
male: 0.0 %

What is the age of people who have Sinusitis - chronic when taking Qnasl? *

What are other drugs people take besides Qnasl? *

What are other side effects people have besides Sinusitis - chronic? *

Lyme Disease (a bacterial infection that is spread to humans by infected ticks): 5 people, 29.41%
Thrombosis (formation of a blood clot inside a blood vessel): 5 people, 29.41%
Staphylococcal Infection (an infection with staphylococcus bacteria): 5 people, 29.41%
Cat Scratch Disease (bacterial infection by cat scratch): 5 people, 29.41%
Sinus Disorder (disease of sinus): 5 people, 29.41%
Sialoadenitis (inflammation of a salivary gland): 5 people, 29.41%
Poor Venous Access: 5 people, 29.41%
Cellulitis (infection under the skin): 5 people, 29.41%
Malaise (a feeling of general discomfort or uneasiness): 5 people, 29.41%
Tooth Abscess (pus formation in tooth): 5 people, 29.41%

What are the existing conditions these people have? *

Immunodeficiency: 7 people, 41.18%
Immunodeficiency Common Variable: 5 people, 29.41%
Immune System Disorder: 2 people, 11.76%
Hypersensitivity: 2 people, 11.76%
Hypergammaglobulinaemia (elevated levels of gamma globulin): 2 people, 11.76%
Primary Immunodeficiency Syndrome: 1 person, 5.88%
Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 1 person, 5.88%
Hypogammaglobulinaemia (an abnormally low concentration of gamma globulin in the blood and increased risk of infection): 1 person, 5.88%
Cataplexy (loss of muscle tone accompanied by full conscious awareness): 1 person, 5.88%

* Approximation only. Some reports may have incomplete information.

Do you take Qnasl and have Sinusitis - chronic?

- Check whether Sinusitis - chronic 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 Qnasl:

Qnasl (1,984 reports)

Browse all side effects of Qnasl:

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 Sinusitis - chronic:

Sinusitis - chronic (1,004 drugs)

Browse all the conditions that are associated with Sinusitis - chronic:

Sinusitis - chronic (760 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on beclomethasone dipropionate (the active ingredients of Qnasl) and Qnasl (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.