Label: GENTAMICIN SULFATE solution/ drops

Gentamicin sulfate ophthalmic solution, USP is a sterile, topical anti-infective agent for ophthalmic use.

Gentamicin is obtained from cultures of Micromonospora purpurea. It is a mixture of the sulfate salts of gentamicin C 1, C 2, and C 1A. All three components appear to have similar antimicrobial activity. Gentamicin sulfate occurs as a white to buff powder and is soluble in water and insoluble in alcohol. The structural formula is as follows:

Each mL contains:  Active:gentamicin sulfate equivalent to 3 mg (0.3%) gentamicin base. Preservative:benzalkonium chloride. Inactives:edetate disodium; polyvinyl alcohol 1.4%; purified water; sodium chloride; sodium phosphate, dibasic; and hydrochloric acid and/or sodium hydroxide may be added to adjust pH. The solution is an aqueous, buffered solution with a shelf life pH range of 6.5 to 7.5.

Microbiology

Gentamicin sulfate is active in vitroagainst many strains of the following microorganisms: Staphylococcus aureus, Staphylococcus epidermidis, Streptococcus pyogenes, Streptococcus pneumoniae, Enterobacter aerogenes, Escherichia coli, Haemophilus influenzae, Klebsiella pneumoniae, Neisseria gonorrhoeae, Pseudomonas aeruginosa,and Serratia marcescens.

Gentamicin sulfate ophthalmic solution, USP is indicated in the topical treatment of ocular bacterial infections including conjunctivitis, keratitis, keratoconjunctivitis, corneal ulcers, blepharitis, blepharoconjunctivitis, acute meibomianitis, and dacryocystitis, caused by susceptible strains of the following microorganisms: Staphylococcus aureus, Staphylococcus epidermidis, Streptococcus pyogenes, Streptococcus pneumoniae, Enterobacter aerogenes, Escherichia coli, Haemophilus influenzae, Klebsiella pneumoniae, Neisseria gonorrhoeae, Pseudomonas aeruginosa,and Serratia marcescens.

Gentamicin sulfate ophthalmic solution, USP is contraindicated in patients with known hypersensitivity to any of its components.

NOT FOR INJECTION INTO THE EYE.

Gentamicin sulfate ophthalmic solution, USP is not for injection. It should never be injected subconjunctivally, nor should it be directly introduced into the anterior chamber of the eye.

Bacterial and fungal corneal ulcers have developed during treatment with gentamicin ophthalmic preparations.

The most frequently reported adverse reactions are ocular burning and irritation upon drug instillation, non-specific conjunctivitis, conjunctival epithelial defects and conjunctival hyperemia.

Other adverse reactions which have occurred rarely are allergic reactions, thrombocytopenic purpura and hallucinations.

Instill one or two drops into the affected eye(s) every four hours. In severe infections, dosage may be increased to as much as two drops every hour.

Gentamicin sulfate ophthalmic solution, USP 0.3% is supplied sterile in white opaque LDPE plastic bottles and tips with beige high impact polystyrene (HIPS) caps as follows:

5 mL in 10 mL bottle – NDC 60758-188-05

NDC 60758-188-05
GENTAMICIN
SULFATE
ophthalmic
solution, USP
0.3%
5 mL
sterile
Rx Only