Tobramycin ophthalmic ointment is a topical antibiotic used to treat bacterial infections of the eye. It is effective against a variety of bacteria and is part of the aminoglycoside class of antibiotics.
Key Features
- Active Ingredient: Each gram of tobramycin ophthalmic ointment typically contains 0.3% tobramycin.
- Formulation: Available as an ointment designed for direct application to the eye.
Indications
Tobramycin eye ointment is indicated for:
- Bacterial Eye Infections: Used to treat infections such as conjunctivitis, keratitis, and other external ocular infections caused by susceptible bacteria.
Mechanism of Action
Tobramycin works by inhibiting bacterial protein synthesis, leading to the death of bacteria. This action helps clear the infection from the affected eye.
Dosage and Administration
- Typical Dosage:
- For mild to moderate infections: Apply a ½ inch ribbon of ointment into the affected eye(s) 2 to 3 times per day.
- For severe infections: Apply a ½ inch ribbon every 3 to 4 hours until improvement is observed, followed by a reduction in frequency as directed by a healthcare provider.
- Application Technique:
1. Wash your hands thoroughly before application.
2. Tilt your head back and pull down your lower eyelid to create a small pocket.
3. Squeeze a small amount (about ½ inch) of ointment into the pocket without letting the tube tip touch your eye.
4. Look downward and gently close your eyes for 1-2 minutes to allow the medication to spread evenly.
Side Effects
Common side effects may include:
- Mild burning, stinging, or irritation upon application
- Eye redness or itching
- Blurred vision immediately after application
Serious side effects that require immediate medical attention include:
- Severe allergic reactions (e.g., hives, swelling of face or throat)
- Increased redness, swelling, or discharge from the eye, which may indicate worsening infection
Precautions
- Contraindications: Avoid use in individuals with known hypersensitivity to tobramycin or other aminoglycosides.
- Contact Lenses: Do not wear contact lenses while using this medication, as it may contain preservatives that can discolor soft lenses.
- Pregnancy and Breastfeeding: Consult a healthcare provider before use if pregnant or breastfeeding.
Conclusion
Tobramycin eye ointment is an effective treatment for bacterial infections of the eye. Proper application techniques and adherence to prescribed dosages are essential for achieving optimal therapeutic outcomes. If any severe reactions occur or if symptoms do not improve, it is important to consult a healthcare professional promptly.
