Clarithromycin and Pulseless electrical activity - a phase IV clinical study of FDA data

Summary:

Pulseless electrical activity is reported as a side effect among people who take Clarithromycin (clarithromycin), especially for people who are female, 60+ old, have been taking the drug for < 1 month also take Amlodipine, and have Bronchitis.

The phase IV clinical study analyzes which people have Pulseless electrical activity when taking Clarithromycin. It is created by eHealthMe based on reports of 44,030 people who have side effects when taking Clarithromycin from the FDA, and is updated regularly.

What is Clarithromycin?

Clarithromycin has active ingredients of clarithromycin. It is often used in sinusitis. eHealthMe is studying from 45,044 Clarithromycin users. Check the latest studies of Clarithromycin.

What is Pulseless electrical activity?

Pulseless electrical activity is found to be associated with 396 drugs and 525 conditions by eHealthMe. Check the latest studies of Pulseless electrical activity.

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 Sep, 02, 2026

44,030 people reported to have side effects when taking Clarithromycin.
Among them, 21 people (0.05%) have Pulseless electrical activity.

Could Clarithromycin cause Pulseless electrical activity?

Among these 21 people:

How long have people been on Clarithromycin when they have Pulseless electrical activity? *

What is the gender of people who have Pulseless electrical activity when taking Clarithromycin? *

female: 55 %
male: 45 %

What is the age of people who have Pulseless electrical activity when taking Clarithromycin? *

What are other drugs people take besides Clarithromycin? *

What are other side effects people have besides Pulseless electrical activity? *

Cardiac Arrest: 13 people, 61.90%
Hypotension (abnormally low blood pressure): 8 people, 38.10%
Acidosis (build-up of carbon dioxide in the blood): 4 people, 19.05%
Nodal Arrhythmia (an irregular heart beat originating from within the atrioventricular node): 4 people, 19.05%
Hypoperfusion (decreased blood flow through an organ): 4 people, 19.05%
Sudden Cardiac Death: 4 people, 19.05%
Bradycardia (abnormally slow heart action): 4 people, 19.05%
Dyspnea (difficult or laboured breathing): 4 people, 19.05%
Hypovolaemic Shock (shock caused by severe blood or fluid loss): 3 people, 14.29%
Fatigue (feeling of tiredness): 2 people, 9.52%

What are the existing conditions these people have? *

Bronchitis (inflammation of the mucous membrane in the bronchial tubes): 9 people, 42.86%
High Blood Pressure: 4 people, 19.05%
Acute Coronary Syndrome (acute chest pain and other symptoms that happen because the heart does not get blood): 4 people, 19.05%
Spinal Muscular Atrophy (wasting of spinal muscles): 1 person, 4.76%
Seizures (abnormal excessive or synchronous neuronal activity in the brain): 1 person, 4.76%
Pain: 1 person, 4.76%
Mycobacterium Avium Complex Infection: 1 person, 4.76%
Immunodeficiency Disorders: 1 person, 4.76%
Hypovitaminosis (any of several diseases caused by deficiency of one or more vitamins): 1 person, 4.76%
Hyperlipidaemia (presence of excess lipids in the blood): 1 person, 4.76%

* Approximation only. Some reports may have incomplete information.

Do you take Clarithromycin and have Pulseless electrical activity?

- Check whether Pulseless electrical activity 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 Clarithromycin:

Clarithromycin (45,044 reports)

Browse all side effects of Clarithromycin:

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 Pulseless electrical activity:

Pulseless electrical activity (396 drugs)

Browse all the conditions that are associated with Pulseless electrical activity:

Pulseless electrical activity (525 conditions)

How the study uses the data?

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