Brimonidine and Drowsiness - a phase IV clinical study of FDA data

Summary:

Drowsiness is reported as a side effect among people who take Brimonidine (brimonidine), especially for people who are male, 60+ old, have been taking the drug for < 1 month also take Amlodipine, and have Rheumatoid arthritis.

The phase IV clinical study analyzes which people have Drowsiness when taking Brimonidine. It is created by eHealthMe based on reports of 6,250 people who have side effects when taking Brimonidine from the FDA, and is updated regularly.

What is Brimonidine?

Brimonidine has active ingredients of brimonidine. It is often used in glaucoma. eHealthMe is studying from 6,276 Brimonidine users. Check the latest studies of Brimonidine.

What is Drowsiness?

Drowsiness is found to be associated with 2,866 drugs and 4,797 conditions by eHealthMe. Check the latest studies of Drowsiness.



On Jul, 16, 2026

6,250 people reported to have side effects when taking Brimonidine.
Among them, 84 people (1.34%) have Drowsiness.

Could Brimonidine cause Drowsiness?

Among these 84 people:

How long have people been on Brimonidine when they have Drowsiness? *

  • < 1 month: 33.33 %
  • 1 - 6 months: 33.33 %
  • 6 - 12 months: 33.33 %
  • 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 Drowsiness when taking Brimonidine? *

  • female: 49.37 %
  • male: 50.63 %

What is the age of people who have Drowsiness when taking Brimonidine? *

  • 0-1: 2.08 %
  • 2-9: 0.0 %
  • 10-19: 0.0 %
  • 20-29: 0.0 %
  • 30-39: 0.0 %
  • 40-49: 0.0 %
  • 50-59: 6.25 %
  • 60+: 91.67 %

What are other drugs people take besides Brimonidine? *

  1. Amlodipine: 16 people, 19.05%
  2. Aspirin: 11 people, 13.10%
  3. Cosopt: 10 people, 11.90%
  4. Vitamin D: 10 people, 11.90%
  5. Latanoprost: 9 people, 10.71%
  6. Xeljanz Xr: 8 people, 9.52%
  7. Heparin: 6 people, 7.14%
  8. Azopt: 6 people, 7.14%
  9. Metformin: 6 people, 7.14%
  10. Tamsulosin: 6 people, 7.14%

What are other side effects people have besides Drowsiness? *

  1. Fatigue (feeling of tiredness): 26 people, 30.95%
  2. Confusional State: 13 people, 15.48%
  3. Abnormal Dreams: 11 people, 13.10%
  4. Dizziness: 11 people, 13.10%
  5. Memory Loss: 11 people, 13.10%
  6. High Blood Pressure: 10 people, 11.90%
  7. Abdominal Pain: 9 people, 10.71%
  8. Drug Ineffective: 9 people, 10.71%
  9. Bradycardia (abnormally slow heart action): 8 people, 9.52%
  10. Hypotension (abnormally low blood pressure): 8 people, 9.52%

What are the existing conditions these people have? *

  1. Rheumatoid Arthritis (a chronic progressive disease causing inflammation in the joints): 11 people, 13.10%
  2. High Blood Pressure: 10 people, 11.90%
  3. Intraocular Pressure Increased: 9 people, 10.71%
  4. Cough: 9 people, 10.71%
  5. Multiple Myeloma (cancer of the plasma cells): 6 people, 7.14%
  6. Stress And Anxiety: 5 people, 5.95%
  7. Ocular Pemphigoid (inflammatory autoimmune disorder characterized by blistering lesions that affect mucous membrane covering of eye): 5 people, 5.95%
  8. Schizoaffective Disorder Bipolar Type (mental illness featuring schizophrenia and a mood disorder with mania): 5 people, 5.95%
  9. Neuropathy Peripheral (surface nerve damage): 4 people, 4.76%
  10. Pain: 4 people, 4.76%

* Approximation only. Some reports may have incomplete information.

Do you take Brimonidine and have Drowsiness?

- Check whether Drowsiness is associated with a drug or a condition
- Predict drug outcomes for up to one year with AI
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Related studies:

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

Drowsiness treatments and more:

How severe was Drowsiness and when was it recovered:

Expand to all the drugs that have ingredients of brimonidine:

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 Brimonidine:

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 Drowsiness:

Browse all the conditions that are associated with Drowsiness:


How the study uses the data?

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