The following side effects may get better over time as your body gets used to the medication. Let your healthcare provider know immediately if you continue to experience these symptoms or if they worsen over time.
Common Side Effects
- See Other Side Effects.
Less Common Side Effects
- Nausea
- Vomiting
- Diarrhea
- Headache
- Low energy
- Confusion
- Itching
Tobramycin serious side effects
Contact your healthcare provider immediately if you experience any of the following.
- Nervous system side effects: hearing problems, ringing in the ears, dizziness, numbness, tingling, muscle twitching
- Serious kidney problems: tiredness, dry and itchy skin, low appetite, urinating less than usual, foamy or bloody urine, muscle cramps
- C. difficile-related diarrhea: fever, stomach pain or cramps, foul-smelling diarrhea, frequent bowel movements (up to 15 times per day),
- Serious allergic reaction: hives, rash, blisters, skin reddening, swelling of the lips or tongue, difficulty breathing
Source: DailyMed
The following Tobramycin side effects have also been reported
Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Check with your doctor immediately if any of the following side effects occur:
Less common
Itching, redness, swelling, or other sign of eye or eyelid irritation not present before use of this medicine
Symptoms of overdose
Increased watering of the eyes
itching, redness, or swelling of the eyes or eyelids
painful irritation of the clear front part of the eye
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:
Less common
Burning or stinging of the eyes
Eye ointments usually cause your vision to blur for a few minutes after application.
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.
Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.


