Brimonidine Side Effects

Common Side Effects

Brimonidine has been studied thoroughly in clinical trials, in which the side effects reported by a group of people using the drug were documented. Based on these studies, the most common side effects of brimonidine (occurring in 10 to 30 percent of people) include:
  • Dry mouth
  • Red eyes
  • Burning and stinging
  • Headaches
  • Blurred vision
  • Feeling like something is "stuck" in the eye
  • Fatigue or drowsiness
  • Eye itching
  • Eye allergies.
Other common side effects (reported in 3 to 9 percent of people) include but are not limited to:
  • Mild tears or erosions on the cornea of the eye
  • Eye sensitivity to the sun
  • Red eyelids
  • Eye pain or achiness
  • Dry eyes
  • Watery eyes
  • Upper respiratory symptoms (such as a runny nose or other common cold symptoms)
  • Swollen eyelids
  • Dizziness
  • Digestive side effects (not specified)
  • Weakness.

Final Thoughts

You may experience some or none of the brimonidine side effects listed in this article. Unfortunately, there is no way for your healthcare provider to know beforehand if you will have side effects from a medicine that you have never tried.
Therefore, make sure to let your healthcare provider know if you develop any side effects while using the drug or if something "just does not seem right." While it may not be related to brimonidine, your healthcare provider will be able to diagnose and treat the problem.

Brimonidine Eye Drops

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