Erythromycin ophthalmic ointment can certainly be applied to the eyes. Generally, erythromycin ophthalmic ointment has the right concentration and is an ophthalmic ointment specifically for eye inflammation, which can be used around and inside the eyes, mainly for bacterial infections, such as bacterial conjunctivitis, bacterial keratitis, wheals, etc. Some bacterial infections are more effective. In addition, it can also be used in the nasal cavity, skin, etc., for the treatment of some bacterial infections. The use of erythromycin ointment is usually better at night, after the night sleep can no longer go to the eye drops, we can use erythromycin ointment applied to the eyes, so that can play a long time anti-inflammatory effect, play a very good treatment effect. It is recommended to apply erythromycin eye ointment at night to avoid the feeling of extra sticky eyes after daytime use. In addition, it should be noted that erythromycin ointment should not be used to coat the eyes, erythromycin ointment is not erythromycin eye ointment, although both are antibiotic ointment, but the starting concentration is different, the use is also different, erythromycin ointment is suitable for coating the skin, for various inflammatory diseases of the skin, if coated into the eyes, it is likely to cause damage to the conjunctiva and cornea of the eyes.