Betaxolol is a selective beta-1 blocker used two ways: as eye drops for glaucoma or as a pill for high blood pressure. The eye drops lower pressure inside the eye. The pill slows the heart and lowers blood pressure. Both aim to prevent damage — to the optic nerve in glaucoma and to the heart and vessels in hypertension.
Betaxolol blocks beta-1 receptors. That reduces fluid production in the eye and lowers intraocular pressure (IOP). Taken by mouth, it reduces heart rate and the heart's workload, which lowers blood pressure. Eye drops (commonly 0.25% or 0.5%) are usually given twice daily. Oral doses often range from 5–20 mg once a day, but your doctor will pick the right dose for you.
Common uses:
Eye drops can sting or cause mild burning, blurred vision, or dry eyes right after application. Oral betaxolol can cause tiredness, dizziness, slow pulse, or cold hands and feet. Serious problems like trouble breathing, fainting, or very slow heartbeat need urgent care.
Who should be careful: people with asthma or severe COPD, certain heart blocks, very low heart rate, or uncontrolled heart failure. If you have diabetes, beta-blockers can mask low blood sugar symptoms. Tell your doctor about all medicines you take — calcium channel blockers, some antiarrhythmics, and certain antidepressants can interact.
Practical tips for using the eye drops:
Storage and monitoring: keep eye drops at room temperature, avoid freezing, and check the expiration date after opening. With oral betaxolol, monitor your blood pressure and pulse. If your pulse is unusually slow or you feel faint, call your provider.
Thinking about switching from another beta-blocker? Patients often notice differences in side effects when changing drugs. Read patient experiences and practical tips on switching from metoprolol on our site: Patient Stories: Switching from Metoprolol.
If you’re unsure whether betaxolol is right for you, talk to your doctor or eye specialist. They’ll weigh the benefits and risks and pick the best dose and form for your situation.
In my recent blog post, I tackled some of the most common questions about Betaxolol, a medication used primarily for treating high blood pressure and eye conditions. I addressed issues like its side effects, proper usage, and storage requirements. I also discussed its effectiveness and potential interactions with other drugs. My main aim was to dispel any misconceptions and provide reliable, easily understandable information about this crucial medication. Remember, it's always important to consult with your healthcare provider for any medication-related concerns.