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NZ Formulary

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Gentamicin (injection)

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What does it do?

Gentamicin is used to treat bacterial infections.

How is it given?

Gentamicin is given as an infusion or a slow injection into a vein or as an injection into a muscle. It is usually given to you by a health professional.

What if you forget a dose?

If you miss a dose, contact your health professional as soon as possible. Usually, the missed dose is given as soon as possible and treatment continued as directed.

Can you take other medicines?

Tell your pharmacist or doctor about all medicines or treatments that you may be taking, including vitamins, herbal products or recreational drugs.

What side effects might you notice?

Side EffectsRecommended action

Hearing loss, ringing in the ears, unsteadiness

Trouble peeing

Symptoms of allergy including: skin rash, itching, swelling, trouble breathing

Tell your doctor immediately

Pain, tenderness or redness at injection site

Tell your doctor if troublesome

If you notice any other effects, discuss them with your doctor or pharmacist.

Other information:

  • Tell your doctor if you have kidney, hearing or balance problems, have a chronic muscle condition (e.g. myasthenia gravis), or an allergy to antibiotics.
  • Tell your doctor if you are pregnant, planning to become pregnant, or breastfeeding.

This leaflet contains important, but not all, information about this medicine.

Prepared by the PILs Committee at Christchurch Hospital, Canterbury District Health Board, New Zealand. February 2018

For more general information about this sheet and its contents, see: What does a My Medicines sheet cover?

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About My Medicines

My Medicines Patient Information Leaflets (PILs) contain important, but not all, information about the medicines they describe.

For more information about the sheets, see: What does a My Medicines sheet cover?

My Medicines is developed by a team at the Canterbury District Health Board. Our team is made up of doctors, pharmacists, and a non-medical person to help us keep to plain language. We also discuss our information with specialist health professionals or groups when needed