Lamictal and Bundle branch block right - a phase IV clinical study of FDA data

Summary:

Bundle branch block right is reported as a side effect among people who take Lamictal (lamotrigine), especially for people who are male, 20-29 old, have been taking the drug for < 1 month also take Abilify, and have Suicide attempt.

The phase IV clinical study analyzes which people have Bundle branch block right when taking Lamictal. It is created by eHealthMe based on reports of 74,218 people who have side effects when taking Lamictal from the FDA, and is updated regularly.

What is Lamictal?

Lamictal has active ingredients of lamotrigine. It is often used in bipolar disorder. eHealthMe is studying from 82,626 Lamictal users. Check the latest studies of Lamictal.

What is Bundle branch block right?

Bundle branch block right (absence of transmission of electric impulses from the atrioventricular (av) bundle of his to the right ventricle) is found to be associated with 762 drugs and 895 conditions by eHealthMe. Check the latest studies of Bundle branch block right.

On Jul, 13, 2026

74,218 people reported to have side effects when taking Lamictal.
Among them, 27 people (0.04%) have Bundle branch block right.

Could Lamictal cause Bundle branch block right?

Among these 27 people:

How long have people been on Lamictal when they have Bundle branch block right? *

What is the gender of people who have Bundle branch block right when taking Lamictal? *

female: 50 %
male: 50 %

What is the age of people who have Bundle branch block right when taking Lamictal? *

What are other drugs people take besides Lamictal? *

What are other side effects people have besides Bundle branch block right? *

Sinus Tachycardia (a heart rhythm with elevated rate of impulses originating from the sinoatrial node): 11 people, 40.74%
Electrocardiogram Qt Prolonged: 7 people, 25.93%
Overdose: 6 people, 22.22%
Grand Mal Convulsion (a type of generalized seizure that affects the entire brain): 6 people, 22.22%
Loss Of Consciousness: 5 people, 18.52%
Dizziness: 4 people, 14.81%
Consciousness - Decreased: 4 people, 14.81%
Bundle Branch Block Left (absence of transmission of electric impulses from the atrioventricular (av) bundle of his to the left ventricle): 3 people, 11.11%
Hepatic Function Abnormal: 3 people, 11.11%
Heart Palpitations (feelings or sensations that your heart is pounding or racing): 3 people, 11.11%

What are the existing conditions these people have? *

Affective Disorder (mental disorder): 3 people, 11.11%
Suicide Attempt: 3 people, 11.11%
Sleep Disorder: 2 people, 7.41%
Back Pain: 2 people, 7.41%
Chronic Thyroiditis (long lasting inflammation of thyroid gland): 2 people, 7.41%
Complex Partial Seizures (epileptic seizure): 2 people, 7.41%
Convulsion (muscles contract and relax rapidly and repeatedly, resulting in an uncontrolled shaking of the body): 2 people, 7.41%
Depression: 1 person, 3.70%
Alopecia Areata (patchy baldness that typically begins with rapid hair loss): 1 person, 3.70%
Altered State Of Consciousness (altered state of mind): 1 person, 3.70%

* Approximation only. Some reports may have incomplete information.

Do you take Lamictal and have Bundle branch block right?

- Check whether Bundle branch block right 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 Lamictal:

Lamictal (82,626 reports)

Browse all side effects of Lamictal:

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 Bundle branch block right:

Bundle branch block right (762 drugs)

Browse all the conditions that are associated with Bundle branch block right:

Bundle branch block right (895 conditions)

Related publications that referenced our studies

Alonso-Navarro H, Montes JM, Plaza-Nieto JF, Jiménez-Jiménez FJ, "Cataplexy Possibly Associated With Lamotrigine", Journal of clinical psychopharmacology, 2016 Aug .
Gupta MC, Khanna J, Mathur R, Mittal N, "Lamotrigine-induced fulminant hepatic failure: an unusual presentation", IMSEAR, 2015 Jan .
Alonso-Navarro H, Montes JM, Plaza-Nieto JF, Jiménez-Jiménez FJ, "Cataplexy Possibly Associated With Lamotrigine", Journal of clinical psychopharmacology, 2016 Aug .
Gupta MC, Khanna J, Mathur R, Mittal N, "Lamotrigine-induced fulminant hepatic failure: an unusual presentation", IMSEAR, 2015 Jan .

How the study uses the data?

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