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


Guillain barre syndrome is reported only by a few people who take Factive.

The phase IV clinical study analyzes which people take Factive and have Guillain barre syndrome. It is created by eHealthMe based on reports of 1,400 people who have side effects while taking Factive from the FDA, and is updated regularly.

Phase IV trials are used to detect adverse drug outcomes and monitor drug effectiveness in the real world. With medical big data and AI algorithms, eHealthMe is running millions of phase IV trials and makes the results available to the public. Our original studies have been referenced on 600+ medical publications including The Lancet, Mayo Clinic Proceedings, and Nature.

On Nov, 30, 2022

1,400 people reported to have side effects when taking Factive.
Among them, 4 people (0.29%) have Guillain barre syndrome.

What is Factive?

Factive has active ingredients of gemifloxacin mesylate. eHealthMe is studying from 1,410 Factive users for its effectiveness, alternative drugs and more.

What is Guillain barre syndrome?

Guillain barre syndrome (the body's immune system attacks its peripheral nervous system) is found to be associated with 1,273 drugs and 735 conditions by eHealthMe.

Number of Factive and Guillain barre syndrome reports submitted per year:

Could Factive cause Guillain barre syndrome?

Time on Factive when people have Guillain barre syndrome *:

  • < 1 month: 100 %
  • 1 - 6 months: 0.0 %
  • 6 - 12 months: 0.0 %
  • 1 - 2 years: 0.0 %
  • 2 - 5 years: 0.0 %
  • 5 - 10 years: 0.0 %
  • 10+ years: 0.0 %

Gender of people who have Guillain barre syndrome when taking Factive *:

  • female: 0.0 %
  • male: 100 %

Age of people who have Guillain barre syndrome when taking Factive *:

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

Common drugs people take besides Factive *:

  1. Levaquin: 4 people, 100.00%
  2. Imitrex: 4 people, 100.00%
  3. Crestor: 4 people, 100.00%
  4. Albuterol: 4 people, 100.00%
  5. Zithromax: 2 people, 50.00%
  6. Tamiflu: 2 people, 50.00%
  7. Symbicort: 2 people, 50.00%
  8. Rocephin: 2 people, 50.00%
  9. Azithromycin: 2 people, 50.00%
  10. Acetaminophen: 2 people, 50.00%

Common side effects people have besides Guillain barre syndrome *:

  1. White Blood Cell Count Increased: 2 people, 50.00%
  2. Weakness: 2 people, 50.00%
  3. Anorexia (eating disorder characterized by immoderate food restriction and irrational fear of gaining weight): 2 people, 50.00%
  4. Blood Chloride Decreased: 2 people, 50.00%
  5. Blood Glucose Increased: 2 people, 50.00%
  6. Drug Ineffective: 2 people, 50.00%
  7. Dysstasia (difficulty in standing): 2 people, 50.00%
  8. Faecal Incontinence (a lack of control over passing stool): 2 people, 50.00%
  9. Fatigue (feeling of tiredness): 2 people, 50.00%
  10. Haematocrit Decreased: 2 people, 50.00%

Common conditions people have *:

  1. Pneumonia: 3 people, 75.00%
  2. Lobar Pneumonia (a form of pneumonia that affects a large and continuous area of the lobe of a lung): 1 person, 25.00%

* Approximation only. Some reports may have incomplete information.

Do you take Factive and have Guillain barre syndrome?

Check whether Guillain barre syndrome is associated with a drug or a condition

How to use the study?

You can discuss the study with your doctor, to ensure that all drug risks and benefits are fully discussed and understood.

Related studies

How severe was Guillain barre syndrome and when was it recovered:

Expand to all the drugs that have ingredients of gemifloxacin mesylate:

Alternative drugs to, pros and cons of Factive:

Common Factive side effects:

Browse all side effects of Factive:

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

Guillain barre syndrome treatments and more:

COVID vaccines that are related to Guillain barre syndrome:

Common drugs associated with Guillain barre syndrome:

All the drugs that are associated with Guillain barre syndrome:

Common conditions associated with Guillain barre syndrome:

All the conditions that are associated with Guillain barre syndrome:

How the study uses the data?

The study uses data from the FDA. It is based on gemifloxacin mesylate (the active ingredients of Factive) and Factive (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.

Who is eHealthMe?

With medical big data and proven AI 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 600+ 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: 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.

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