Colistindrug info
colistin 3 MG/ML / hydrocortisone 10 MG/ML / neomycin 3.3 MG/ML / thonzonium bromide 0.5 MG/ML Otic Suspension [Cortisporin-TC]
What it is used for
Cortisporin ® TC Otic is indicated for the treatment of superficial bacterial infections of the external auditory canal, caused by organisms susceptible to the action of the antibiotics; and for the treatment of infections of mastoidectomy and fenestration cavities, caused by organisms susceptible to the antibiotics.
Text above is quoted in full from the FDA-approved drug label published by openFDA, effective August 1, 2024. Matched to this product by RxNorm code. Cross-references to other sections of the full prescribing information have been removed, since they point to a document not shown here. Nothing else is changed: no sentence is shortened, reworded or summarised.
Description
Cortisporin ® TC Otic with Neomycin and Hydrocortisone (colistin sulfate—neomycin sulfate—thonzonium bromide—hydrocortisone acetate otic suspension) is a sterile antibacterial and anti-inflammatory aqueous suspension containing in each mL: Colistin base activity, 3 mg (as the sulfate); Neomycin base activity, 3.3 mg (as the sulfate); Hydrocortisone acetate, 10 mg (1%); Thonzonium bromide, 0.5 mg (0.05%); Polysorbate 80, acetic acid, and sodium acetate in a buffered aqueous vehicle. Thimerosal (mercury derivative), 0.002%, is added as a preservative. It is a nonviscous liquid, buffered at pH 5, for instillation into the canal of the external ear or direct application to the affected aural skin. The structural formulas of colistin sulfate (mixture of Colistin A & B), neomycin sulfate (mixture of neomycin A, B & C), hydrocortisone acetate ((11β)-21-(acetyloxy)-11,17-dihydroxypregn) methyl]-2 pyrimidinylamino] ethyl]-N,N-dimethyl-1-hexadecanaminium, bromide) are represented below: Thonzonium Bromide Colistin sulfate Neomycin A Neomycin B Sulfate Hydrocortisone Acetate Neomycin C Sulfate Thonzonium Bromide Colistin Sulfate Neomycin A Neomycin B Sulfate Hydrocortisone Acetate Neomycin C Sulfate
Text above is quoted in full from the FDA-approved drug label published by openFDA, effective August 1, 2024. Matched to this product by RxNorm code. Cross-references to other sections of the full prescribing information have been removed, since they point to a document not shown here. Nothing else is changed: no sentence is shortened, reworded or summarised.
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