Praxis Medical Insights

Est. 2024 • Clinical Guidelines Distilled

Made possible by volunteer editors from the University of Calgary & University of Alberta

Last Updated: 8/24/2025

Asthma Management in Patients with Open Angle Glaucoma

Understanding the Medication Concerns

  • Patients with open angle glaucoma require careful consideration when selecting asthma medications due to potential effects on intraocular pressure (IOP) 1, 2
  • Different classes of asthma medications carry varying risks for patients with open angle glaucoma 3

Medication Recommendations by Class

Second-Line Options:

  • Cardioselective beta-blockers, such as betaxolol, can be considered for patients with both asthma and glaucoma, as they have demonstrated an 18% reduction in IOP without exacerbation of pulmonary symptoms in patients with asthma and glaucoma 4, 5

Monitoring Recommendations

  • Baseline IOP should be documented before initiating asthma therapy, and patients should be educated about potential symptoms of worsening glaucoma (eye pain, blurred vision, halos around lights) 3
  • Patients using multiple medications for both asthma and glaucoma should have their complete medication list reviewed for potential interactions 3

Important Considerations and Pitfalls

  • Personal or family history of primary open-angle glaucoma is a significant risk factor for steroid responsiveness 3