Terramycin/polymixin B Oph Oint
Call to order(859) 281-9511General Drug Information and Indications
Oxytetracycline/polymyxin B ophthalmic ointment for bacterial conjunctivitis and corneal infections.
Oxytetracycline + polymyxin B ophthalmic ointment. Mechanism: oxytetracycline (bacteriostatic tetracycline — 30S ribosomal binding); polymyxin B (polypeptide membrane disruptor — bactericidal against gram-negatives). Combination covers broad spectrum of ocular bacterial pathogens.
Key information
Oxytetracycline ophthalmic ointment or oral/injectable. Ophthalmic: apply as directed; for ophthalmic use only. Injectable: deep IM; refrigerate; withdrawal times for food animals.
How to Give this Medication
Ophthalmic ointment: Instill into the conjunctival sac; avoid touching dropper tip to eye or periocular tissue. Apply 1 cm ribbon 2–4 times daily. Warm tube in hands before use. Otic: Clean ear canal before instillation. Gently massage base of ear after application to distribute medication. Verify TM integrity. Store at room temperature; protect from light.
If a dose is missed
This medication is administered by a veterinarian or veterinary staff in a clinical setting. Missed doses are managed by your veterinary team — contact your veterinarian to reschedule.
Side Effects
Ophthalmic: mild transient stinging/burning. Polymyxin B: ototoxicity if near ruptured TM. Neomycin: contact hypersensitivity. Generally well tolerated for topical ophthalmic use.
Precautions
For animals
Verify tympanic membrane integrity before otic use (polymyxin B component). Use with caution in pregnant animals. Avoid in young animals (bone/tooth discoloration).
For people handling this medication
Wear gloves when handling. Wash hands thoroughly with soap and water after handling. Oxytetracycline ophthalmic — Keep out of reach of children. Pregnant women and women of childbearing age should avoid contact. Avoid human eye contact. Avoid contact with eyes; if contact occurs, flush with water for 15 minutes and seek medical attention.
Overdose
Contact your veterinarian. Oxytetracycline overdose causes GI and potentially kidney signs.
Terramycin/polymixin B Oph Oint dosage forms
| Product | Strength | Form | Size | Type |
|---|---|---|---|---|
| TERRAMYCIN/POLYMIXIN B OPH OINT | — | Ointment | 1 | Commercial |
Sources
This information is provided for educational purposes and is not a substitute for advice from your veterinarian. Source: Merck Veterinary Manual (merckvetmanual.com); Plumb's Veterinary Drug Handbook (Plumb, D.C., app.plumbs.com)