The usage and application site of tobramycin eye ointment is not exactly the same when treating different eye diseases. For example, when used to treat eye diseases such as conjunctivitis, keratitis, and blepharitis, the eye ointment is applied to the space between the eye and the lower eyelid, and the affected eye is gently closed and the eye ointment is spread over the entire surface of the eye when the eye is turned. If you are treating lesions such as blepharitis or skin boils on the eyelid, you need to apply the eye ointment to the skin of the lesion. There are several precautions when using eye ointment: 1. Wash your hands and read the name of the medicine before using it; 2. Do not touch the mouth of the bottle of ointment to your eyes or other parts of the eye when using the medicine to avoid eye injury or contamination of the eye medicine; 3. Tighten the cap of the bottle in time after using the medicine and put it in a safe place.