Meridia and Blindness - a phase IV clinical study of FDA data

Summary:

Blindness is reported as a side effect among people who take Meridia (sibutramine hydrochloride), especially for people who are female, 60+ old, have been taking the drug for < 1 month also take Avelox, and have Back pain.

The phase IV clinical study analyzes which people have Blindness when taking Meridia. It is created by eHealthMe based on reports of 6,763 people who have side effects when taking Meridia from the FDA, and is updated regularly.

What is Meridia?

Meridia has active ingredients of sibutramine hydrochloride. It is often used in weight loss. eHealthMe is studying from 6,939 Meridia users. Check the latest studies of Meridia.

What is Blindness?

Blindness is found to be associated with 1,510 drugs and 1,986 conditions by eHealthMe. Check the latest studies of Blindness.



On Jul, 16, 2026

6,763 people reported to have side effects when taking Meridia.
Among them, 12 people (0.18%) have Blindness.

Could Meridia cause Blindness?

Among these 12 people:

How long have people been on Meridia when they have Blindness? *

  • < 1 month: 66.67 %
  • 1 - 6 months: 33.33 %
  • 6 - 12 months: 0.0 %
  • 1 - 2 years: 0.0 %
  • 2 - 5 years: 0.0 %
  • 5 - 10 years: 0.0 %
  • 10+ years: 0.0 %

What is the gender of people who have Blindness when taking Meridia? *

  • female: 75 %
  • male: 25 %

What is the age of people who have Blindness when taking Meridia? *

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 0.0 %
  • 20-29: 14.29 %
  • 30-39: 14.29 %
  • 40-49: 14.29 %
  • 50-59: 14.29 %
  • 60+: 42.86 %

What are other drugs people take besides Meridia? *

  1. Zyrtec: 3 people, 25.00%
  2. Lantus: 3 people, 25.00%
  3. Vioxx: 3 people, 25.00%
  4. Avelox: 3 people, 25.00%
  5. Aspirin: 2 people, 16.67%
  6. Ibuprofen: 2 people, 16.67%
  7. Lescol: 2 people, 16.67%
  8. Levothyroxine Sodium: 2 people, 16.67%
  9. Famvir: 2 people, 16.67%
  10. Diflucan: 2 people, 16.67%

What are other side effects people have besides Blindness? *

  1. Chest Pain: 4 people, 33.33%
  2. Stress And Anxiety: 4 people, 33.33%
  3. Insomnia (sleeplessness): 3 people, 25.00%
  4. High Blood Cholesterol: 3 people, 25.00%
  5. Stroke (sudden death of a portion of the brain cells due to a lack of oxygen): 3 people, 25.00%
  6. Gastritis (inflammation of stomach): 3 people, 25.00%
  7. Fibromyalgia (a long-term condition which causes pain all over the body): 2 people, 16.67%
  8. Hypoaesthesia (reduced sense of touch or sensation): 2 people, 16.67%
  9. Hearing Impaired: 2 people, 16.67%
  10. Hallucinations (sensations that appear real but are created by your mind): 2 people, 16.67%

What are the existing conditions these people have? *

  1. Back Pain: 3 people, 25.00%
  2. Ocular Hypertension (intraocular pressure higher than normal): 2 people, 16.67%
  3. Diabetes: 2 people, 16.67%
  4. Weight Decreased: 1 person, 8.33%
  5. Type 2 Diabetes: 1 person, 8.33%
  6. Pain: 1 person, 8.33%
  7. Belching (release of gas from the digestive tract): 1 person, 8.33%

* Approximation only. Some reports may have incomplete information.

Do you take Meridia and have Blindness?

- Check whether Blindness 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 Meridia:

Blindness treatments and more:

How severe was Blindness and when was it recovered:

Expand to all the drugs that have ingredients of sibutramine hydrochloride:

Sub-studies by gender and age:

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

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

Browse all side effects of Meridia:

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 Blindness:

Browse all the conditions that are associated with Blindness:


How the study uses the data?

The study uses data from the FDA. It is based on sibutramine hydrochloride (the active ingredients of Meridia) and Meridia (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.



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