About dorzolamide hcl + timolol maleate
Carbonic anhydrase inhibitor and beta blocker
Used for
- Lowers raised eye pressure in open-angle glaucoma or ocular hypertension.
Usual adult dose
One drop in the affected eye or eyes twice daily.
Usual dose in children
Not routinely used in children; safety and dosing depend on age and specialist assessment.
Common side effects
- Eye burning, stinging, or irritation
- Blurred vision or altered taste
- Slow heart rate or low blood pressure
- Breathing difficulty, especially with asthma
Important warnings
- Can worsen asthma, severe lung disease, slow heartbeat, or heart failure.
- May cause systemic beta-blocker effects despite being eye drops.
- Remove soft contact lenses before use; wait at least 15 minutes before reinserting.
- Do not use with certain oral carbonic anhydrase inhibitors without medical supervision.
Pregnancy
Use only when clearly needed; pregnancy safety information is limited, and systemic absorption may affect the fetus.
Breastfeeding
Use caution; timolol may enter breast milk and could affect a nursing infant.
Interactions
- Other beta blockers may increase effects on heart rate and blood pressure.
- Oral carbonic anhydrase inhibitors may increase adverse effects.
- Some heart medicines, including verapamil and diltiazem, may slow the heart further.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.