Bundle branch block left and drugs of ingredients of lamotrigine (a real world drug study)


Summary:

Bundle branch block left is found among people who take drugs with ingredients of lamotrigine, especially for people who are female, 20-29 old , have been taking the drugs for 6 - 12 months. This phase IV clinical study is created by eHealthMe based on reports of 144,273 people who have side effects when taking drugs with ingredients of lamotrigine from the FDA, and is updated regularly.

Drug(s) considered in the study (i.e. both brand name and generic drugs): Lamictal, Lamictal cd, Lamictal odt, Lamictal xr, Lamotrigine.


On Jul, 04, 2026

144,273 people reported to have side effects when taking drugs with ingredients of lamotrigine.
Among them, 85 people (0.06%) have Bundle branch block left


What is Bundle branch block left?

Bundle branch block left (absence of transmission of electric impulses from the atrioventricular (av) bundle of his to the left ventricle) is found to be associated with 733 drugs and 793 conditions by eHealthMe. Check the latest studies of Bundle branch block left.

Number of reports submitted per year:

Could drugs with ingredients of lamotrigine cause Bundle branch block left?

Time on drugs with ingredients of lamotrigine when people have Bundle branch block left *:

  • < 1 month: 25 %
  • 1 - 6 months: 25 %
  • 6 - 12 months: 50 %
  • 1 - 2 years: 0.0 %
  • 2 - 5 years: 0.0 %
  • 5 - 10 years: 0.0 %
  • 10+ years: 0.0 %

Gender of people who have Bundle branch block left when taking drugs with ingredients of lamotrigine *:

  • female: 52.86 %
  • male: 47.14 %

Age of people who have Bundle branch block left when taking drugs with ingredients of lamotrigine *:

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 11.94 %
  • 20-29: 37.31 %
  • 30-39: 0.0 %
  • 40-49: 7.46 %
  • 50-59: 26.87 %
  • 60+: 16.42 %

Conditions people have *:

You may use this to check any potential undetected conditions.

Click here to view

Other drugs people take *:

You may use this to check any potential interacting drugs.

Click here to view

Other side effects people have besides Bundle branch block left *:

You may use this to check any potential undetected side effects.

Click here to view

* Approximation only. Some reports may have incomplete information.


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.

Related publications that referenced our studies

Related studies

Drugs with ingredients of lamotrigine, their effectiveness, alternatives and more:

How the study uses the data?

The study uses data from the FDA. It is based on lamotrigine. All drugs that have the same active ingredients (e.g. brand name and generic drugs) are considered. Dosage of drugs is not considered in the study.

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.



Recent studies on eHealthMe: