Keppra and Developmental delay - a phase IV clinical study of FDA data

Summary:

Developmental delay is reported as a side effect among people who take Keppra (levetiracetam), especially for people who are male, 0-1 old, have been taking the drug for 1 - 6 months also take Folic Acid, and have Sleep disorder.

The phase IV clinical study analyzes which people have Developmental delay when taking Keppra. It is created by eHealthMe based on reports of 70,297 people who have side effects when taking Keppra from the FDA, and is updated regularly.

What is Keppra?

Keppra has active ingredients of levetiracetam. It is often used in epilepsy. eHealthMe is studying from 73,504 Keppra users. Check the latest studies of Keppra.

What is Developmental delay?

Developmental delay is found to be associated with 361 drugs and 428 conditions by eHealthMe. Check the latest studies of Developmental delay.

On Jul, 04, 2026

70,297 people reported to have side effects when taking Keppra.
Among them, 134 people (0.19%) have Developmental delay.

Among these 134 people:

* Approximation only. Some reports may have incomplete information.

Do you take Keppra and have Developmental delay?

- Check whether Developmental delay 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 Keppra:

Keppra (73,504 reports)

Developmental delay treatments and more:

Developmental delay (12,601 reports)

How severe was Developmental delay and when was it recovered:

Developmental delay in Keppra

Expand to all the drugs that have ingredients of levetiracetam:

Developmental delay and drugs with ingredients of levetiracetam (306 reports)

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 Keppra:

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 Developmental delay:

Developmental delay (361 drugs)

Browse all the conditions that are associated with Developmental delay:

Developmental delay (428 conditions)

Related publications that referenced our studies

Schattner A, Al-Bewerat A, "Levetiracetam (Keppra), urinary retention and literature search", A fatty cause of renal failure; what is your diagnosis?, 2016 Oct .
Spengler DC, Montouris GD, Hohler AD, "Levetiracetam as a possible contributor to acute kidney injury", Clinical therapeutics, 2014 Aug .
Almeida DM, Jean MR, Chystsiakova A, Monahan E, Oliveira SB, Monteiro IM, "Levetiracetam-associated acute pancreatitis in an adolescent with autism: a case report", Pancreas, 2013 Jan .
Schattner A, Al-Bewerat A, "Levetiracetam (Keppra), urinary retention and literature search", A fatty cause of renal failure; what is your diagnosis?, 2016 Oct .
Spengler DC, Montouris GD, Hohler AD, "Levetiracetam as a possible contributor to acute kidney injury", Clinical therapeutics, 2014 Aug .
Almeida DM, Jean MR, Chystsiakova A, Monahan E, Oliveira SB, Monteiro IM, "Levetiracetam-associated acute pancreatitis in an adolescent with autism: a case report", Pancreas, 2013 Jan .

How the study uses the data?

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