Learn what erythromycin ophthalmic ointment treats, how it is used for bacterial eye infections and conjunctivitis, common side effects, and important safety information. Overview: Erythromycin ophthalmic is an eye ointment used to treat and prevent eye infections caused by certain bacteria. It is an antibiotic that stops certain bacteria from growing. In the treatment of superficial ocular infections, a ribbon approximately 1 cm in length of Erythromycin Opthalmic Ointment should be applied directly to the infected structure up to 6 times daily, depending on the severity of the infection. Learn about erythromycin eye ointment usage and dosing. Read the latest news and reviews about the drug as well as potential side effects and popular alternatives. For adults 18-64 & children 2-11 with a guardian. Price may vary by location. On demand virtual care is also included in One Medical Membership. Treatment for Impetigo, Lichen Sclerosus & Pitted Keratolysis. Supports Healing & Skin Protection. Dermatologist Tested. What is erythromycin ophthalmic? Erythromycin is an antibiotic that fights bacteria. Erythromycin ophthalmic (for the eyes) is used to treat bacterial infections of the eyes. Erythromycin ophthalmic may also be used for purposes not listed in this medication guide. Erythromycin ophthalmic ointment is an eye medication used to treat bacterial infections. It's also commonly used to prevent blindness in newborn babies shortly after birth. What is erythromycin topical? Erythromycin is an antibiotic that fights bacteria. Erythromycin topical (for the skin) is used to treat acne vulgaris in adults. Erythromycin topical may also be used for purposes not listed in this medication guide. Erythromycin belongs to the family of medicines called antibiotics. Erythromycin topical preparations are used on the skin to help control acne. They may be used alone or with one or more other medicines that are applied to the skin or taken by mouth for acne. Squeeze the end of the tube to apply a thin layer of the ointment to the inside of the lower eyelid. Close the eye gently to spread the ointment. Your vision may blur for a few minutes. Use your doses at regular intervals. Do not use your medication more often than directed.