Azithromycin and Guillain barre syndrome - a phase IV clinical study of FDA data

Summary:

Guillain barre syndrome is reported as a side effect among people who take Azithromycin (azithromycin), especially for people who are male, 60+ old, have been taking the drug for < 1 month also take Ceftriaxone, and have Autonomic nervous system imbalance.

The phase IV clinical study analyzes which people have Guillain barre syndrome when taking Azithromycin. It is created by eHealthMe based on reports of 38,326 people who have side effects when taking Azithromycin from the FDA, and is updated regularly.

What is Azithromycin?

Azithromycin has active ingredients of azithromycin. It is often used in sinusitis. eHealthMe is studying from 40,715 Azithromycin users. Check the latest studies of Azithromycin.

What is Guillain barre syndrome?

Guillain barre syndrome (the body's immune system attacks its peripheral nervous system) is found to be associated with 471 drugs and 1,205 conditions by eHealthMe. Check the latest studies of Guillain barre syndrome.

On May, 01, 2026

38,326 people reported to have side effects when taking Azithromycin.
Among them, 22 people (0.06%) have Guillain barre syndrome.

Could Azithromycin cause Guillain barre syndrome?

Among these 22 people:

How long have people been on Azithromycin when they have Guillain barre syndrome? *

What is the gender of people who have Guillain barre syndrome when taking Azithromycin? *

female: 31.82 %
male: 68.18 %

What is the age of people who have Guillain barre syndrome when taking Azithromycin? *

What are other drugs people take besides Azithromycin? *

What are other side effects people have besides Guillain barre syndrome? *

White Blood Cell Count Increased: 4 people, 18.18%
Neuritis (inflammation of nerve): 4 people, 18.18%
Blood Lactate Dehydrogenase Increased: 4 people, 18.18%
Blood Creatine Phosphokinase Increased: 4 people, 18.18%
Blood Alkaline Phosphatase Increased: 4 people, 18.18%
Myositis (inflammation of the muscles): 4 people, 18.18%
Nasopharyngitis (inflammation of the nasopharynx): 4 people, 18.18%
Hypoaesthesia (reduced sense of touch or sensation): 4 people, 18.18%
Neuropathy Peripheral (surface nerve damage): 4 people, 18.18%
C-Reactive Protein Increased: 4 people, 18.18%

What are the existing conditions these people have? *

Autonomic Nervous System Imbalance (autonomic nervous system is of net equal emphasis): 5 people, 22.73%
Pneumonia: 4 people, 18.18%
Upper Respiratory Tract Inflammation: 3 people, 13.64%
Upper Respiratory Tract Infection: 3 people, 13.64%
Diabetes: 3 people, 13.64%
Asthma: 2 people, 9.09%
Pharyngitis Streptococcal (inflammation of the pharynx caused by infection from. streptococcus): 1 person, 4.55%
Mycobacterium Avium Complex Infection: 1 person, 4.55%
Myasthenia Gravis (a chronic condition that causes muscles to tire and weaken easily): 1 person, 4.55%
Chronic Obstructive Pulmonary Disease (a progressive disease that makes it hard to breathe): 1 person, 4.55%

* Approximation only. Some reports may have incomplete information.

Do you take Azithromycin and have Guillain barre syndrome?

- Check whether Guillain barre syndrome 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 Azithromycin:

Azithromycin (40,715 reports)

Browse all side effects of Azithromycin:

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 Guillain barre syndrome:

Guillain barre syndrome (471 drugs)

Browse all the conditions that are associated with Guillain barre syndrome:

Guillain barre syndrome (1,205 conditions)

How the study uses the data?

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