Robaxin and Xerophthalmia - a phase IV clinical study of FDA data


Xerophthalmia is reported only by a few people who take Robaxin.

The phase IV clinical study analyzes which people take Robaxin and have Xerophthalmia. It is created by eHealthMe based on reports of 7,534 people who have side effects while taking Robaxin 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 Sep, 25, 2022

7,534 people reported to have side effects when taking Robaxin.
Among them, 1 person (0.01%) has Xerophthalmia.

What is Robaxin?

Robaxin has active ingredients of methocarbamol. It is often used in muscle spasms. eHealthMe is studying from 8,358 Robaxin users for its effectiveness, alternative drugs and more.

What is Xerophthalmia?

Xerophthalmia (eye fails to produce tears) is found to be associated with 886 drugs and 613 conditions by eHealthMe.

Number of Robaxin and Xerophthalmia reports submitted per year:

Could Robaxin cause Xerophthalmia?

Gender of people who have Xerophthalmia when taking Robaxin *:

  • female: 100 %
  • male: 0.0 %

Age of people who have Xerophthalmia when taking Robaxin *:

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 0.0 %
  • 20-29: 0.0 %
  • 30-39: 0.0 %
  • 40-49: 0.0 %
  • 50-59: 100 %
  • 60+: 0.0 %

Common drugs people take besides Robaxin *:

  1. Prednisone: 1 person, 100.00%
  2. Mobic: 1 person, 100.00%
  3. Methotrexate: 1 person, 100.00%
  4. Lipitor: 1 person, 100.00%
  5. Fosamax: 1 person, 100.00%
  6. Forteo: 1 person, 100.00%
  7. Folic Acid: 1 person, 100.00%
  8. Elavil: 1 person, 100.00%
  9. Arava: 1 person, 100.00%

Common side effects people have besides Xerophthalmia *:

  1. Weight Increased: 1 person, 100.00%
  2. Glaucoma (increased fluid pressure in the eye with vision loss): 1 person, 100.00%
  3. Eye Disorder: 1 person, 100.00%
  4. Appetite - Increased (increased appetite is when you want to eat much more often or in larger quantities than your body requires): 1 person, 100.00%
  5. Abnormal Sensation In Eye: 1 person, 100.00%

Common conditions people have *:

  1. Traumatic Injury Of The Bladder And Urethra: 1 person, 100.00%

* Approximation only. Some reports may have incomplete information.

Do you take Robaxin and have Xerophthalmia?

Check whether Xerophthalmia 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 Xerophthalmia and when was it recovered:

Expand to all the drugs that have ingredients of methocarbamol:

Alternative drugs to, pros and cons of Robaxin:

Common Robaxin side effects:

Browse all side effects of Robaxin:

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

Xerophthalmia treatments and more:

COVID vaccines that are related to Xerophthalmia:

All the drugs that are associated with Xerophthalmia:

All the conditions that are associated with Xerophthalmia:

How the study uses the data?

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