Do NOT Use Bactroban (Mupirocin) in Your Eye
You should absolutely not apply 2% Bactroban (mupirocin) cream or ointment to your eye under any circumstances. The FDA drug label explicitly warns to "avoid contact with the eyes" 1, and the product is specifically "not formulated for use on mucosal surfaces" 1. This is a critical safety warning that must be followed.
Why This Is Dangerous
Mupirocin formulations contain ingredients designed for skin use only - the cream base includes mineral oil and other excipients that can cause severe irritation, damage to the delicate ocular surface, and potentially harm your vision 1
The eye requires specialized ophthalmic formulations that are sterile, pH-balanced, and free of preservatives or vehicles that could damage the cornea or conjunctiva
If you develop a "sensitization or severe local irritation," usage must be discontinued immediately 1 - but by then, damage to your eye may have already occurred
What You Should Do Instead
For Bacterial Conjunctivitis (Pink Eye):
- Mild bacterial conjunctivitis is usually self-limited and resolves spontaneously without treatment in immunocompetent adults 2
- If you need treatment, povidone-iodine 1.25% ophthalmic solution may be as effective as topical antibiotics and could be considered when access to antibiotics is limited 2
- Seek proper ophthalmic antibiotics (fluoroquinolones like ciprofloxacin 0.3%, ofloxacin 0.3%, or levofloxacin 1.5% are FDA-approved for bacterial keratitis) 3
For Bacterial Keratitis (Corneal Infection):
- This is a medical emergency requiring immediate ophthalmology consultation 3
- Topical antibiotic eye drops specifically formulated for ocular use are essential 3
- Never attempt to treat suspected keratitis with non-ophthalmic preparations
Critical Warning Signs Requiring Immediate Medical Attention
Seek emergency ophthalmology care if you experience:
- Pain in the eye
- Decreased vision or blurred vision
- Photophobia (light sensitivity)
- Purulent discharge
- Redness with corneal infiltrate or opacity
- Any symptoms suggesting keratitis rather than simple conjunctivitis 2, 3
The risk of permanent vision loss from using inappropriate medications in the eye far outweighs any perceived benefit of using what you have available. If you cannot access proper ophthalmic medications immediately, seek medical care rather than improvising with skin preparations.