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Cannabis and Cataract - a phase IV clinical study of FDA data

Summary:

Cataract is reported as a side effect among people who take Cannabis (marijuana), especially for people who are female, 50-59 old, have been taking the drug for < 1 month also take Pantoprazole, and have Relapsing-remitting multiple sclerosis.

The phase IV clinical study analyzes which people have Cataract when taking Cannabis. It is created by eHealthMe based on reports of 12,664 people who have side effects when taking Cannabis from the FDA, and is updated regularly.

What is Cannabis?

Cannabis has active ingredients of marijuana. It is often used in stress and anxiety. eHealthMe is studying from 13,371 Cannabis users. Check the latest studies of Cannabis.

What is Cataract?

Cataract (clouding of the lens inside the eye) is found to be associated with 1,889 drugs and 2,131 conditions by eHealthMe. Check the latest studies of Cataract.

On Jul, 04, 2026

12,664 people reported to have side effects when taking Cannabis.
Among them, 85 people (0.67%) have Cataract.

Could Cannabis cause Cataract?

Among these 85 people:

How long have people been on Cannabis when they have Cataract? *

  • < 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 %

What is the gender of people who have Cataract when taking Cannabis? *

  • female: 81.94 %
  • male: 18.06 %

What is the age of people who have Cataract when taking Cannabis? *

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 0.0 %
  • 20-29: 0.0 %
  • 30-39: 0.0 %
  • 40-49: 1.64 %
  • 50-59: 80.33 %
  • 60+: 18.03 %

What are other drugs people take besides Cannabis? *

  1. Pantoprazole: 38 people, 44.71%
  2. Ocrevus: 37 people, 43.53%
  3. Albuterol: 29 people, 34.12%
  4. Ibuprofen: 27 people, 31.76%
  5. Oxycodone: 26 people, 30.59%
  6. Triamcinolone Acetonide: 24 people, 28.24%
  7. Folic Acid: 19 people, 22.35%
  8. Ramipril: 15 people, 17.65%
  9. Novalgin: 15 people, 17.65%
  10. Heparin: 14 people, 16.47%

What are other side effects people have besides Cataract? *

  1. Weight Increased: 55 people, 64.71%
  2. Weakness: 49 people, 57.65%
  3. Dizziness: 47 people, 55.29%
  4. Dry Skin: 46 people, 54.12%
  5. Hair Loss: 46 people, 54.12%
  6. Cushing's Syndrome (obesity, a rounded face, increased fat): 46 people, 54.12%
  7. Pain In Extremity: 43 people, 50.59%
  8. Bone Pain: 42 people, 49.41%
  9. Rashes (redness): 42 people, 49.41%
  10. Joint Pain: 42 people, 49.41%

What are the existing conditions these people have? *

  1. Relapsing-Remitting Multiple Sclerosis (reoccurrence of an inflammatory disease in which the insulating covers of nerve cells in the brain and spinal cord are damaged): 48 people, 56.47%
  2. Secondary Progressive Multiple Sclerosis (a stage of ms which comes after relapsing remitting ms in many cases): 19 people, 22.35%
  3. Rheumatoid Arthritis (a chronic progressive disease causing inflammation in the joints): 11 people, 12.94%
  4. Urinary Tract Infection: 9 people, 10.59%
  5. Nasopharyngitis (inflammation of the nasopharynx): 9 people, 10.59%
  6. Primary Progressive Multiple Sclerosis (primary progressive inflammatory disease in which the insulating covers of nerve cells in the brain and spinal cord are damaged): 9 people, 10.59%
  7. Progressive Relapsing Multiple Sclerosis (chronic autoimmune disease of the central nervous system in which gradual destruction of myelin occurs in patches throughout the brain or spinal cord or both): 8 people, 9.41%
  8. Muscle Spasticity (tight or stiff muscles and an inability to control those muscles): 7 people, 8.24%
  9. Crohn's Disease (a condition that causes inflammation of the gastrointestinal tract): 5 people, 5.88%
  10. Immunodeficiency Common Variable: 5 people, 5.88%

* Approximation only. Some reports may have incomplete information.

Do you take Cannabis and have Cataract?

- Check whether Cataract 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 Cannabis:

Cataract treatments and more:

How severe was Cataract and when was it recovered:

Expand to all the drugs that have ingredients of marijuana:

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 Cannabis:

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 Cataract:

Browse all the conditions that are associated with Cataract:

Related publications that referenced our studies

How the study uses the data?

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