About timolol maleate
Nonselective beta-blocker eye drop
Used for
- Lowers eye pressure in open-angle glaucoma
- Lowers eye pressure in ocular hypertension
Usual adult dose
Usually one drop in the affected eye(s) twice daily.
Usual dose in children
Specialist-directed; dosing depends on age and condition.
Common side effects
- Eye burning or stinging
- Dry eyes or blurred vision
- Slow heart rate
- Shortness of breath
Important warnings
- Can worsen asthma or severe chronic lung disease.
- May cause dangerously slow heartbeat or worsen heart failure.
- Systemic effects can occur despite eye-drop use.
- Remove contact lenses before use; some formulations contain benzalkonium chloride.
Pregnancy
Use only when clearly needed; discuss potential risks and benefits with a healthcare professional.
Breastfeeding
Small amounts may enter breast milk; use cautiously with professional guidance.
Interactions
- Other beta-blockers may intensify effects.
- Verapamil, diltiazem, or digoxin may further slow heart rate.
- Some antidepressants can increase timolol effects.
- Other glaucoma medicines may add to pressure-lowering effects.
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 It may be incomplete or out of date.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.