Key facts about Tobramycin
What dosages is Tobramycin available in?
Tobramycin is available as a 0.3% ophthalmic solution and ointment.
What is Tobramycin used for?
Tobramycin is an aminoglycoside antibiotic that is used to treat bacterial infections of the eye or eyelid.
How does Tobramycin work?
Tobramycin is an aminoglycoside antibiotic. It kills bacteria by blocking their ability to make proteins and by damaging their protective covering.
How do I take Tobramycin?
Tobramycin is dosed as follows:
- Eye drops: For mild-to-moderate infections, place 1 or 2 drops in the affected eye(s) every 4 hours
- For severe infections, you’ll typically start off using 2 drops every hour until the symptoms have improved
- Eye ointment: For mild-to-moderate infections, apply a half-inch-sized ribbon to the affected eye(s) 2 or 3 times per day. For severe infections, you’ll typically start off using it every 3 to 4 hours until symptoms have improved
Is it safe for me to take Tobramycin?
Tobramycin is a safe and effective treatment when used for FDA licensed indications. However, like all medications, they may give you unwanted side effects. You should always discuss potential side effects with your physician to ensure the medication is suitable and right for you.
Tobramycin Common Side Effects
Common side effects of Tobramycin:
- Eyelid itching
- Eyelid swelling
- Eye redness
Tobramycin Serious Side Effects
Serious side effects are rare with Tobramycin. Contact your healthcare provider immediately if you experience any of the following.
- Severe allergic reaction: rash, swelling of the face or throat, trouble breathing
Effects of other drugs, drug classes and over-the-counter products on Tobramycin
- There are no major drug interactions listed for Tobramycin. However, always let your physician and pharmacist know about any other medications or supplements (including prescribed and over-the-counter medications, vitamins, and dietary or herbal supplements) that you are currently taking
Who makes Tobramycin?
Various FDA-approved generic manufacturers
Is Tobramycin safe in pregnancy?
There are no adequate and well-controlled studies in pregnant women. Tobramycin should be used during pregnancy only if clearly needed.













