Delsym and White blood cell count increased - a phase IV clinical study of FDA data

Summary:

White blood cell count increased is reported as a side effect among people who take Delsym (dextromethorphan polistirex), especially for people who are female, 50-59 old, also take Amoxicillin, and have Bronchitis.

The phase IV clinical study analyzes which people have White blood cell count increased when taking Delsym. It is created by eHealthMe based on reports of 4,675 people who have side effects when taking Delsym from the FDA, and is updated regularly.

What is Delsym?

Delsym has active ingredients of dextromethorphan polistirex. It is often used in cough. eHealthMe is studying from 5,033 Delsym users. Check the latest studies of Delsym.

What is White blood cell count increased?

White blood cell count increased is found to be associated with 1,790 drugs and 2,649 conditions by eHealthMe. Check the latest studies of White blood cell count increased.

On Jul, 12, 2026

4,675 people reported to have side effects when taking Delsym.
Among them, 12 people (0.26%) have White blood cell count increased.

Could Delsym cause White blood cell count increased?

Among these 12 people:

What is the gender of people who have White blood cell count increased when taking Delsym? *

female: 81.82 %
male: 18.18 %

What is the age of people who have White blood cell count increased when taking Delsym? *

What are other drugs people take besides Delsym? *

What are other side effects people have besides White blood cell count increased? *

Blood Potassium Decreased: 7 people, 58.33%
Dehydration (dryness resulting from the removal of water): 5 people, 41.67%
Face Oedema (swelling of face): 5 people, 41.67%
Drug Hypersensitivity: 4 people, 33.33%
Abdominal Pain Upper: 3 people, 25.00%
Metastases To Lung (cancer spreads to lung): 2 people, 16.67%
Cholecystitis Chronic (long lasting infection of gallbladder): 2 people, 16.67%
Generalized Anxiety Disorder (excessive, uncontrollable, unexplained and often irrational worry): 2 people, 16.67%
Obsessive-Compulsive Disorder (an anxiety disorder characterized by intrusive thoughts that produce uneasiness, apprehension, fear, or worry;): 2 people, 16.67%
Depression: 2 people, 16.67%

What are the existing conditions these people have? *

Pain: 2 people, 16.67%
Lung Cancer - Non-Small Cell (lung cancer): 2 people, 16.67%
Diarrhea: 2 people, 16.67%
Bronchitis (inflammation of the mucous membrane in the bronchial tubes): 2 people, 16.67%
Primary Myelofibrosis (primary disorder of the bone marrow): 1 person, 8.33%
Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 1 person, 8.33%

* Approximation only. Some reports may have incomplete information.

Do you take Delsym and have White blood cell count increased?

- Check whether White blood cell count increased is associated with a drug or a condition
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Related studies:

Effectiveness of, long term effects of, and alternative drugs to Delsym:

Delsym (5,033 reports)

Browse all side effects of Delsym:

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Browse all the drugs that are associated with White blood cell count increased:

White blood cell count increased (1,790 drugs)

Browse all the conditions that are associated with White blood cell count increased:

White blood cell count increased (2,649 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on dextromethorphan polistirex (the active ingredients of Delsym) and Delsym (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.