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Coly-Mycin® S Otic with Neomycin and Hydrocortisone
(colistin sulfate—neomycin sulfate—thonzonium bromide—hydrocortisone acetate)
Otic Suspension
Coly-Mycin® S Otic with Neomycin and Hydrocortisone (colistin sulfate with neomycin and hydrocortisone ) (colistin sulfate—neomycin sulfate— thonzonium bromide—hydrocortisone acetate otic suspension) is a sterile antibacterial and antiinflammatory 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:
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Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Stop using this medication and call your doctor at once if you have a serious side effect such as:
This is not a complete list of side...
Read All Potential Side Effects and See Pictures of Coly-Mycin S Otic »
Before using this medication, tell your doctor or pharmacist if you are allergic to neomycin, colistin, hydrocortisone, or thonzonium; or to aminoglycoside antibiotics (e.g., gentamicin, tobramycin); or to corticosteroids (e.g., dexamethasone, prednisone); or if you have any other allergies. This product may contain inactive ingredients (such as preservatives like thimerosal), which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
This medication should not be used if you have certain medical conditions. Before using this medicine, consult your doctor or pharmacist if you have: other ear problems (e.g., a hole in your eardrum, middle ear infection), an ear infection caused by a virus (e.g., herpes simplex, varicella).
Before using...
Last reviewed on RxList: 6/22/2009
This monograph has been modified to include the generic and brand name in many instances.
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