Description
What Is Numark Chloramphenicol 1% Eye Ointment and What Is It Used For?
Numark Chloramphenicol 1% Eye Ointment contains chloramphenicol, a broad-spectrum antibiotic used to treat acute bacterial conjunctivitis. This condition can cause redness, soreness, sticky discharge, and eyelids stuck together on waking.
The ointment helps limit the growth of bacteria on the eye surface and is often used when a thicker, longer-lasting formulation is preferred or alongside eye drops for complete coverage.
Trusted guidance:
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NHS: Conjunctivitis Overview – https://www.nhs.uk/conditions/conjunctivitis/
Bacterial Conjunctivitis
Bacterial conjunctivitis is an infection of the conjunctiva – the thin membrane covering the white of the eye and inner eyelids.
Common symptoms include:
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Red or bloodshot eyes
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Sticky, yellow or green discharge
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Gritty or irritated sensation
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Eyelids stuck together on waking
It is often caused by common skin or respiratory bacteria.
Chloramphenicol helps by reducing bacterial levels on the eye surface, supporting the body’s ability to clear the infection.
Numark Chloramphenicol 1% Eye Ointment Benefits
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Targets bacteria responsible for conjunctivitis
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Thick ointment provides longer-lasting coverage
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Suitable for adults and children over 2 years
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Can be used at night alongside daytime eye drops (if advised)
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Easy-to-use ophthalmic formulation
How To Use Chloramphenicol Ointment
How to Apply Chloramphenicol Eye Ointment
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Wash and dry your hands.
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Tilt your head back and gently pull down the lower eyelid.
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Apply a 1cm strip of ointment inside the lower eyelid.
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Close your eye for a moment to help distribute the ointment.
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Avoid touching the tube tip to the eye or skin.
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Replace the cap tightly after use.
Dosage
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Apply 3-4 times daily
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Treatment usually lasts 5 days
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If symptoms do not improve within 48 hours, seek medical advice
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Do not use for more than 5 days without supervision
Contact Lenses
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Remove contact lenses before use
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Do not wear again until 24 hours after completing treatment
Numark Chloramphenicol 1% Eye Ointment Ingredients
Active Ingredient
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Chloramphenicol 1% w/w
Other Ingredients
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Liquid paraffin
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Soft white paraffin
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Wool fat
Safety Information
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Do not use if allergic to chloramphenicol or similar antibiotics
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Speak to your GP if you have a history of bone marrow problems
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Stop use if vision suddenly worsens or the eye becomes painful
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Seek urgent help for swelling, breathing difficulty, or severe irritation
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Avoid use if pregnant or breastfeeding unless advised by a clinician
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Keep out of the sight and reach of children
Side Effects
Most people use chloramphenicol without issues, but possible side effects include:
Common
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Temporary blurred vision
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Mild irritation or stinging
Less Common
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Increased redness
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Eyelid swelling
Rare
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Allergic reactions (rash, swelling, difficulty breathing)
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Bone marrow suppression (very rare and usually from prolonged use)
Seek medical advice if symptoms worsen or do not improve.
Frequently Asked Questions
What is Chloramphenicol 1% Eye Ointment used for?
It is used to treat acute bacterial conjunctivitis by reducing bacterial growth on the eye surface.
How often do I use Chloramphenicol Eye Ointment?
Apply 3-4 times daily for up to 5 days.
Can children use Chloramphenicol Eye Ointment?
Yes, it is typically suitable for children over 2 years.
Can I use this ointment with eye drops?
Yes, many people use drops in the day and ointment at night – if advised by a clinician.
Can I wear contact lenses?
No. Wait at least 24 hours after treatment ends before wearing lenses.
What if symptoms do not improve?
Speak to a pharmacist or GP if there is no improvement within 48 hours.
Is Chloramphenicol 1% Eye Ointment safe to use in pregnancy or breastfeeding?
Consult a healthcare professional before use.

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