Ophthalmic Medications Practice Test 2026 - Free Ophthalmic Medication Practice Questions and Study Guide

Erythromycin used in eye care is typically described as an antibiotic ointment. As a macrolide antibiotic, it acts on bacterial protein synthesis and is formulated as an ophthalmic ointment so it remains on the eye longer, providing effective topical treatment for conjunctival and eyelid infections. While there are oral forms and eye drops or gels in other contexts, the standard ophthalmic description and preparation is an antibiotic ointment, which is why that option is the best choice.