Zymaxid and Drug ineffective - a phase IV clinical study of FDA data

Summary:

Drug ineffective is reported as a side effect among people who take Zymaxid (gatifloxacin), especially for people who are female, 60+ old, also take Avastin, and have Cystoid macular oedema.

The phase IV clinical study analyzes which people have Drug ineffective when taking Zymaxid. It is created by eHealthMe based on reports of 281 people who have side effects when taking Zymaxid from the FDA, and is updated regularly.

What is Zymaxid?

Zymaxid has active ingredients of gatifloxacin. eHealthMe is studying from 290 Zymaxid users. Check the latest studies of Zymaxid.

What is Drug ineffective?

Drug ineffective is found to be associated with 4,083 drugs and 5,194 conditions by eHealthMe. Check the latest studies of Drug ineffective.

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 Aug, 30, 2026

281 people reported to have side effects when taking Zymaxid.
Among them, 25 people (8.9%) have Drug ineffective.

Among these 25 people:

What is the gender of people who have Drug ineffective when taking Zymaxid? *

female: 75 %
male: 25 %

What is the age of people who have Drug ineffective when taking Zymaxid? *

What are other drugs people take besides Zymaxid? *

What are other side effects people have besides Drug ineffective? *

Endophthalmitis (inflammation of the internal coats of the eye): 16 people, 64.00%
Macular Oedema (fluid and protein deposits collect on or under the macula of the eye (a yellow central area of the retina) and causes it to thicken): 4 people, 16.00%
Visual Acuity Reduced (reduced clearness of vision): 3 people, 12.00%
Eye Pain: 3 people, 12.00%
Vitreous Floaters (spots before the eyes): 2 people, 8.00%
Ocular Hyperaemia (an abnormally large amount of blood in eye): 2 people, 8.00%
Dry Eyes (lack of adequate tears): 2 people, 8.00%
Eye Irritation: 2 people, 8.00%
Foreign Body Sensation In Eyes (feeling of something in eye): 2 people, 8.00%
Iodine Allergy: 2 people, 8.00%

What are the existing conditions these people have? *

Retinal Vessel Occlusion (a blockage in one of the small arteries): 2 people, 8.00%
Cystoid Macular Oedema (fluid accumulation after cataract surgery): 2 people, 8.00%
Vitreous Detachment (a condition of the eye in which the vitreous humour separates from the retina): 1 person, 4.00%
Retinal Neovascularisation (development of tiny, abnormal, leaky blood vessels inside the retina): 1 person, 4.00%
Presumed Ocular Histoplasmosis Syndrome (syndrome affecting the eye): 1 person, 4.00%
Macular Degeneration (painless eye condition that leads to the gradual loss of central vision): 1 person, 4.00%
Eye Disorder: 1 person, 4.00%
Dry Eyes (lack of adequate tears): 1 person, 4.00%
Conjunctivitis Infective (infection of the conjunctiva): 1 person, 4.00%
Age-Related Macular Degeneration: 1 person, 4.00%

* Approximation only. Some reports may have incomplete information.

Do you take Zymaxid and have Drug ineffective?

- Check whether Drug ineffective is associated with a drug or a condition
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Related studies:

Effectiveness of, long term effects of, and alternative drugs to Zymaxid:

Zymaxid (290 reports)

Drug ineffective treatments and more:

Drug ineffective (1,349,510 reports)

Browse all side effects of Zymaxid:

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 Drug ineffective:

Drug ineffective (4,083 drugs)

Browse all the conditions that are associated with Drug ineffective:

Drug ineffective (5,194 conditions)

How the study uses the data?

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