Gentamicin injection is used to treat serious bacterial infections in many different parts of the body. Gentamicin belongs to the class of medicines known as aminoglycoside antibiotics. It works by killing bacteria or preventing their growth.

What bacteria does gentamicin treat?

Medical uses. Gentamicin is active against a wide range of bacterial infections, mostly Gram-negative bacteria including Pseudomonas, Proteus, Escherichia coli, Klebsiella pneumoniae, Enterobacter aerogenes, Serratia, and the Gram-positive Staphylococcus.

How long does gentamicin take to work?

Your eye should start to feel better within a few days. Even when your eye appears normal again, there may still be some germs present. It is important to continue to use gentamicin for a further 48 hours once your eye appears normal. This will help to make sure that all the germs (bacteria) have been killed.