Terramycin Ophthalmic Ointment contains Oxytetracycline HCI and is one of the most versatile broad spectrum antibiotic eye ointments for birds, pigeons, chickens, and other pets. It can be used in superficial eye infections such as conjunctivitis, keratitis, 'one eye colds', corneal ulcer, and blepharitis in pet birds. It's effectiveness in the treatment of infections due to gram-positive and gram-negative bacteria, both aerobic and anaerobic, make this product one of the most popular superficial antibiotic treatments. Active Ingredients Each gram contains 5 mg of oxytetracycline hydrochloride and 10,000 units of polymyxin B as a sulfate. Directions for Use Apply 2-4 times to the eye, or other infected, superficial area, daily until the condition is gone. Size 1/8 oz tube