About polymyxin b sulphate
Antibiotic and corticosteroid eye drops
Used for
- Treats bacterial eye infections with inflammation; contains polymyxin B, neomycin, and dexamethasone.
Usual adult dose
Usually 1–2 drops in the affected eye up to six times daily; severe cases may need more frequent dosing initially.
Usual dose in children
Used in children when prescribed; dosing is generally the same as for adults.
Common side effects
- Temporary burning, stinging, irritation, or blurred vision
- Allergic reactions, including eyelid swelling or rash
- Prolonged use may raise eye pressure, cause cataracts, or delay healing
Important warnings
- Contains other active ingredients besides polymyxin B: neomycin and dexamethasone.
- Not for viral or fungal eye infections; steroid use can worsen some infections.
- Prolonged use requires monitoring for raised eye pressure and other eye damage.
- Avoid contact lenses during treatment unless a clinician says otherwise.
Pregnancy
Use only if a clinician considers it necessary; eye-drop absorption into the body is usually low.
Breastfeeding
Use only if needed; systemic absorption from eye drops is usually low.
Interactions
- Other eye drops may need to be separated by several minutes.
- Tell a clinician about other medicines, especially other corticosteroids or medicines affecting eye pressure.
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 It may be incomplete or out of date.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.