Loratadine and Ventricular extrasystoles - a phase IV clinical study of FDA data

Summary:

Ventricular extrasystoles is reported as a side effect among people who take Loratadine (loratadine), especially for people who are female, 50-59 old, have been taking the drug for < 1 month also take Furosemide, and have Atrial fibrillation/flutter.

The phase IV clinical study analyzes which people have Ventricular extrasystoles when taking Loratadine. It is created by eHealthMe based on reports of 53,991 people who have side effects when taking Loratadine from the FDA, and is updated regularly.

What is Loratadine?

Loratadine has active ingredients of loratadine. It is often used in allergies. eHealthMe is studying from 56,314 Loratadine users. Check the latest studies of Loratadine.

What is Ventricular extrasystoles?

Ventricular extrasystoles (premature cardiac contraction) is found to be associated with 1,243 drugs and 1,239 conditions by eHealthMe. Check the latest studies of Ventricular extrasystoles.

On Jul, 27, 2026

53,991 people reported to have side effects when taking Loratadine.
Among them, 74 people (0.14%) have Ventricular extrasystoles.

Could Loratadine cause Ventricular extrasystoles?

Among these 74 people:

How long have people been on Loratadine when they have Ventricular extrasystoles? *

What is the gender of people who have Ventricular extrasystoles when taking Loratadine? *

female: 68.49 %
male: 31.51 %

What is the age of people who have Ventricular extrasystoles when taking Loratadine? *

What are other drugs people take besides Loratadine? *

Furosemide: 16 people, 21.62%
Dobutrex: 10 people, 13.51%
Prilosec: 9 people, 12.16%
Paracetamol: 9 people, 12.16%
Warfarin Sodium: 9 people, 12.16%
Amiodarone Hydrochloride: 9 people, 12.16%
Darzalex: 9 people, 12.16%
Albuterol: 8 people, 10.81%
Aspirin: 8 people, 10.81%
Ibuprofen: 8 people, 10.81%

What are other side effects people have besides Ventricular extrasystoles? *

Fainting (loss of consciousness and postural tone): 23 people, 31.08%
Torsade De Pointes (a abnormal heart rate with abnormal beating pattern): 19 people, 25.68%
Bradycardia (abnormally slow heart action): 15 people, 20.27%
Heart Palpitations (feelings or sensations that your heart is pounding or racing): 15 people, 20.27%
Stress And Anxiety: 14 people, 18.92%
Dyspnea (difficult or laboured breathing): 13 people, 17.57%
Chest Pain: 13 people, 17.57%
Ventricular Tachycardia (rapid heartbeat that originates in one of the lower chambers (the ventricles) of the heart): 12 people, 16.22%
Dizziness: 12 people, 16.22%
Long Qt Syndrome (disorder of the heart's electrical system): 11 people, 14.86%

What are the existing conditions these people have? *

Atrial Fibrillation/flutter (atrial fibrillation and flutter are abnormal heart rhythms in which the atria, or upper chambers of the heart, are out of sync with the ventricles): 12 people, 16.22%
Multiple Myeloma (cancer of the plasma cells): 11 people, 14.86%
Cardiac Failure: 8 people, 10.81%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 7 people, 9.46%
Ventricular Fibrillation (abnormally irregular heart rhythm): 7 people, 9.46%
Hypersensitivity: 7 people, 9.46%
Seasonal Allergy (allergic condition due to certain season): 6 people, 8.11%
Torsade De Pointes (a abnormal heart rate with abnormal beating pattern): 5 people, 6.76%
Breast Neoplasm (non cancerous tumour of breast): 4 people, 5.41%
High Blood Cholesterol: 4 people, 5.41%

* Approximation only. Some reports may have incomplete information.

Do you take Loratadine and have Ventricular extrasystoles?

- Check whether Ventricular extrasystoles 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 Loratadine:

Loratadine (56,314 reports)

Browse all side effects of Loratadine:

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 Ventricular extrasystoles:

Ventricular extrasystoles (1,243 drugs)

Browse all the conditions that are associated with Ventricular extrasystoles:

Ventricular extrasystoles (1,239 conditions)

How the study uses the data?

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