Benlysta and Convulsion - a phase IV clinical study of FDA data

Summary:

Convulsion is reported as a side effect among people who take Benlysta (belimumab), especially for people who are female, 50-59 old, have been taking the drug for < 1 month also take Plaquenil, and have Neck pain.

The phase IV clinical study analyzes which people have Convulsion when taking Benlysta. It is created by eHealthMe based on reports of 23,452 people who have side effects when taking Benlysta from the FDA, and is updated regularly.

What is Benlysta?

Benlysta has active ingredients of belimumab. It is often used in systemic lupus erythematosus. eHealthMe is studying from 23,528 Benlysta users. Check the latest studies of Benlysta.

What is Convulsion?

Convulsion (muscles contract and relax rapidly and repeatedly, resulting in an uncontrolled shaking of the body) is found to be associated with 1,844 drugs and 2,858 conditions by eHealthMe. Check the latest studies of Convulsion.

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 Aug, 29, 2026

23,452 people reported to have side effects when taking Benlysta.
Among them, 29 people (0.12%) have Convulsion.

Could Benlysta cause Convulsion?

Among these 29 people:

How long have people been on Benlysta when they have Convulsion? *

  • < 1 month: 71.43 %
  • 1 - 6 months: 28.57 %
  • 6 - 12 months: 0.0 %
  • 1 - 2 years: 0.0 %
  • 2 - 5 years: 0.0 %
  • 5 - 10 years: 0.0 %
  • 10+ years: 0.0 %

What is the gender of people who have Convulsion when taking Benlysta? *

  • female: 75 %
  • male: 25 %

What is the age of people who have Convulsion when taking Benlysta? *

  • 0-1: 0.0 %
  • 2-9: 7.41 %
  • 10-19: 3.7 %
  • 20-29: 14.81 %
  • 30-39: 11.11 %
  • 40-49: 18.52 %
  • 50-59: 25.93 %
  • 60+: 18.52 %

What are other drugs people take besides Benlysta? *

  1. Plaquenil: 10 people, 34.48%
  2. Prednisone: 8 people, 27.59%
  3. Ambien: 4 people, 13.79%
  4. Lortab: 4 people, 13.79%
  5. Keppra: 4 people, 13.79%
  6. Methotrexate: 4 people, 13.79%
  7. Klonopin: 3 people, 10.34%
  8. Prilosec: 3 people, 10.34%
  9. Imuran: 3 people, 10.34%
  10. Codeine: 3 people, 10.34%

What are other side effects people have besides Convulsion? *

  1. Malaise (a feeling of general discomfort or uneasiness): 8 people, 27.59%
  2. Confusional State: 7 people, 24.14%
  3. Dizziness: 6 people, 20.69%
  4. Headache (pain in head): 6 people, 20.69%
  5. Fatigue (feeling of tiredness): 6 people, 20.69%
  6. Dyspnea (difficult or laboured breathing): 5 people, 17.24%
  7. Nausea And Vomiting: 5 people, 17.24%
  8. Rashes (redness): 4 people, 13.79%
  9. Incontinence (lack of moderation or self-control): 4 people, 13.79%
  10. Urinary Tract Infection: 4 people, 13.79%

What are the existing conditions these people have? *

  1. Muscle Spasms (muscle contraction): 2 people, 6.90%
  2. Neck Pain: 2 people, 6.90%
  3. Insomnia (sleeplessness): 1 person, 3.45%
  4. Astrocytoma, Low Grade (low grade tumour of the brain that originate in a particular kind of glial-cells): 1 person, 3.45%
  5. Connective Tissue Disorder (any disease that has the connective tissues of the body): 1 person, 3.45%
  6. Depression: 1 person, 3.45%
  7. Epilepsy (common and diverse set of chronic neurological disorders characterized by seizures): 1 person, 3.45%
  8. Extrapyramidal Disorder (involuntary muscle spasms in the face and neck): 1 person, 3.45%
  9. Indigestion: 1 person, 3.45%
  10. Infantile Spasms: 1 person, 3.45%

* Approximation only. Some reports may have incomplete information.

Do you take Benlysta and have Convulsion?

- Check whether Convulsion 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 Benlysta:

Convulsion treatments and more:

How severe was Convulsion and when was it recovered:

Expand to all the drugs that have ingredients of belimumab:

Sub-studies by gender and age:

Female: 0-1 2-9 10-19 20-29 30-39 40-49 50-59 60+

Male: 0-1 2-9 10-19 20-29 30-39 40-49 50-59 60+

Browse all side effects of Benlysta:

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 Convulsion:

Browse all the conditions that are associated with Convulsion:


How the study uses the data?

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



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