Spinraza 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 Spinraza (nusinersen sodium), especially for people who are male, 2-9 old, have been taking the drug for 6 - 12 months and have Spinal muscular atrophy.

The phase IV clinical study analyzes which people have White blood cell count increased when taking Spinraza. It is created by eHealthMe based on reports of 7,063 people who have side effects when taking Spinraza from the FDA, and is updated regularly.

What is Spinraza?

Spinraza has active ingredients of nusinersen sodium. eHealthMe is studying from 7,063 Spinraza users. Check the latest studies of Spinraza.

What is White blood cell count increased?

White blood cell count increased is found to be associated with 1,788 drugs and 2,651 conditions by eHealthMe. Check the latest studies of White blood cell count increased.

eHealthMe: drug outcomes in the real world

eHealthMe runs one of the largest post-marketing drug safety studies in the world. We study millions of patients and 5,000 more each day. Our data-driven phase IV clinical trials have been referenced on 800+ peer-reviewed medical publications including The Lancet, Mayo Clinic Proceedings, and Nature. Tools to study our phase IV findings are available to the public, anonymous and free >>>.

On Sep, 01, 2026

7,063 people reported to have side effects when taking Spinraza.
Among them, 17 people (0.24%) have White blood cell count increased.

Could Spinraza cause White blood cell count increased?

Among these 17 people:

How long have people been on Spinraza when they have White blood cell count increased? *

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

female: 47.06 %
male: 52.94 %

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

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

Weakness: 4 people, 23.53%
Fever: 4 people, 23.53%
Monocyte Count Increased: 3 people, 17.65%
White Blood Cell Count Decreased: 2 people, 11.76%
Eosinophil Percentage Increased: 2 people, 11.76%
Lymphocyte Percentage Decreased: 2 people, 11.76%
Monocyte Percentage Increased: 2 people, 11.76%
Foot Fracture: 2 people, 11.76%
Fall: 2 people, 11.76%
Platelet Count Increased: 2 people, 11.76%

What are the existing conditions these people have? *

Spinal Muscular Atrophy (wasting of spinal muscles): 17 people, 100.00%
Allergic Rhinitis: 1 person, 5.88%

* Approximation only. Some reports may have incomplete information.

Do you take Spinraza 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 Spinraza:

Spinraza (7,063 reports)

Browse all side effects of Spinraza:

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 White blood cell count increased:

White blood cell count increased (1,788 drugs)

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

White blood cell count increased (2,651 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on nusinersen sodium (the active ingredients of Spinraza) and Spinraza (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.