Neo-Poly-Bac with Hydrocortisone (Generic) Ophthalmic Ointment for Dogs & Cats, 3.5-g

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Neo-Poly-Bac HC is a medicated ointment prescribed to help treat bacterial eye infections in dogs and cats. Applied directly, it treats conditions such as conjunctivitis, keratitis and keratoconjunctivitis, blepharitis and blepharoconjunctivitis to relieve irritated and infected eyes in pets. Customers may receive this drug under the names Vetropolycin HC, Cortisporin, Neobacimyx-H.


Neo-Poly-Bac HC is used for the treatment of eye infections in dogs and cats; it's designed to be applied in the eye(s) and on the eyelids to treat bacterial infection and related swelling/inflammation in eyes/eyelids.

Possible Side Effects

Most pets can take this medication without any problems. Occasionally, temporary stinging has been reported. If ointment is accidentally ingested, your pet may experience increased drinking/urination. Extended use of this medication can cause infection to worsen. A serious allergic reaction is possible in some animals, particularly in cats. If your pet is acting unusual in any way while receiving this medication, call your veterinarian.

Drug & Food Interactions

Always tell your veterinarian about all other medications and supplements your pet is taking, as interactions may occur.


Pets who are allergic to any of the ingredients should not be given this medication. If there is unhealed fungal or viral infection in the eye, this medication should not be used. Use is also contraindicated if an ulcer is present in the eye.

NOTE: For Generic Medications, picture displayed may not depict actual product. Generic medications may vary from one order to the next by size, color and shape depending on manufacturer. Customers may receive the same drug under the names Vetropolycin HC, Cortisporin, Neobacimyx-H.

  1. Prescribing Information

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  • Item Number
  • Dosage Measure

    Use according to your veterinarian's instructions.

  • Common Brand Name(s)

    Vetropolycin HC, Cortisporin, Neobacimyx-H

  • For Use With

    Dogs & Cats

  • Generic Name

    Neomycin, Polymyxin B Sulfates, Bacitracin Zinc, Hydrocortisone

  • Product Form


  • Health Condition

    Eye Infections

  • Drug Type

    Antibiotic, Anti-inflammatory


Active Ingredients Per Gram: Bacitracin Zinc 400 units, Neomycin Sulfate 5 mg (equivalent to 3.5 mg of Neomycin base), Polymyxin B Sulfate 10,000 units, Hydrocortisone Acetate 10 mg (1%).

Inactive Ingredients: White Petrolatum, Mineral Oil.

Recommended Dosage

Use as directed by your vet. Apply the ointment every 3 or 4 hours for 7 to 10 days, depending on the severity of the infection.

Storage Instructions

Store at room temperatures of 59° - 86°F.


What is BNP Triple Antibiotic Ophthalmic Ointment with Hydrocortisone?

An ointment in the treatment of infections of the eye that is caused by bacteria.

What are the benefits of BNP Triple Antibiotic Ophthalmic Ointment with Hydrocortisone?

Successfully treats eye infections. Reduces swelling associated with bacterial infections. Works on a wide variety of bacteria.

How is this medication given?

Use this medication exactly as directed by your veterinarian. If you do not understand the directions ask the pharmacist or veterinarian to explain them to you. Wash your hands prior to using the eye ointment. Apply 1 drop of the solution or ¼ inch strip of the ointment in the affected eye(s) three or four times daily. Foreign bodies, crusted exudates, and debris should be carefully removed. Insert the tip of the tube beneath the lower lid and express a small quantity of the ointment into the conjunctival sac in dogs and cats. If applying another medication to the same eye, wait 10 minutes before the next application. Store this medication at 59° - 86 °F, away from moisture and heat. Keep the tube properly capped.

How does this medication work?

BNP Triple Antibiotic Ophthalmic Ointment with Hydrocortisone contains bacitracin, neomycin, and polymyxin B. These are antibiotics that treat bacterial infections. It also contains hydrocortisone, a corticosteroid that is used to treat swelling associated with bacterial infections of the eye.

What results can I expect?

Resolution of conjunctivitis or keratitis as evidenced by cytology, cultures, or remission of symptoms.

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