To apply gentamycin hydrochloride ophthalmic ointment to the eyelid, the lower lid needs to be pulled open with one hand, then the ophthalmic ointment is applied into the conjunctival sac, and the eyes are closed for 2-3 minutes to allow full absorption of the medication. Patients need to wash their hands before applying gentamycin hydrochloride ophthalmic ointment to the eyelids, then use one hand to pull the lower eyelid apart to expose as much of the conjunctiva as possible, then apply the ophthalmic ointment into the conjunctival sac, close the eyes and gently rotate the eyeballs for 2-5 minutes. If the eye ointment has been used, it is necessary to clean off the ointment close to the opening of the tube when reapplying to avoid residual bacteria. This medication may occasionally cause patients to experience mild eye irritation and allergic reactions such as eye congestion, redness, and itching. Patients are advised to use Chrysomycin Hydrochloride Ophthalmic Ointment as prescribed by their doctor and not to use it without authorization to avoid adverse reactions.