The physiological characteristics of the lacrimal drainage of tears determine that patients with dacryocystitis have a different method of dispensing medication than patients with other eye diseases. Patients with common ophthalmologic diseases dispense medication 1, dispense into the conjunctival sac of the lower lid; 2, press the lacrimal sac area for 3-5 minutes to prevent the medication from entering the pharynx and causing discomfort. Dispensing in patients with lacrimal disease 1. Press the lacrimal sac area to squeeze out abnormal secretions; 2. Dispense into the conjunctival sac of the lower eyelid to allow the medication to flow into the lacrimal area for treatment.