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Tresaderm 15mL

Tresaderm 15mL
List Price: $55.00
Sale Price: $40.09
Code: tresaderm15
This item is currently backordered and is unavailable for purchase.
Refrigerated item
Requires Overnight Shipping
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Tresaderm treats ear mites, ear infections, yeast infections, bacterial infections, and fungal infections in dogs and cats. This medication contains three chemicals: thiabendazole, neomycin, and dexamethasone. Thiabendazole treats infections caused by parasites and fungi. Neomycin treats infection by a variety of bacteria. Lastly, dexamethasone, which relieves itching and reduces inflammation.
Tresaderm requires a prescription from your veterinarian. It is available in 7.5mL and 15mL dropper bottles. This product must be refrigerated. Overnight delivery required.


Cats and Dogs


  • Successfully fights bacterial infections of the skin and ears
  • Also treats inflamed skin and ears
  • Results in a week or less
  • Drops make ear application easy

How it works

Each 15 ml dropper of Tresaderm solution contains thiabendazole and dexamethasone neomycin sulfate. Thiabendazole is a fungicide and parasiticide that kills or inhibits fungi and parasites. Dexamethasone neomycin sulfate is a potent anti-inflammatory.


Store Tresaderm in the refrigerator. Do not freeze.

Active Ingredients (per mL) Amount
Thiabendazole 40 mg
Dexamethasone 1 mg
Neomycin (from neomycin sulfate) 3.2 mg

Other Ingredients:
Glycerin, propylene glycol, purified water, hypophosphorous acid, about 8.5% ethyl alcohol and about 0.5% benzyl alcohol.

Pet Weight Dosage
Dogs/Cats: (for use in the ears) All weights The usual dose for the ear is 5-15 drops placed into the ear twice daily
Dogs/Cats: (for use topically on the skin) All weights The usual dose to treat skin disorders affecting other than in the ear is 2 to 4 drops per square inch twice daily


Keep out of the reach of children and pets. Use in dogs and cats only. Do not use in animals with a known hypersensitivity or allergy to thiabendazole, neomycin or dexamethasone. Do not use use in pregnant or lactating animals. Avoid contact with eyes. Tresaderm may interact with some other medications. Therefore, inform your veterinarian of any and all medications your pet may be taking. This is especially important if your pet is currently taking theophylline or aminophylline. This product is not intended for long-term use, as it can suppress the function of the adrenal glands. If you notice any behavioral or physiological changes in your pet while giving Tresaderm, contact your veterinarian immediately.

Side Effects

Side effects associated with this medication are related to the individual ingredients. Side effects following the use of injected or oral corticosteroids include increased thirst and urination, vomiting, diarrhea and Cushing's syndrome following prolonged or repeated steroid therapy. Discontinue use and contact the veterinarian if sensitivity to neomycin, which may cause redness, irritation and swelling, occurs. Continue the medication and talk to your veterinarian about any side effect that seems unusual or bothersome to the animal.