Patients suddenly appear one eye upper eyelid swelling, may be eye trauma, eye allergies, etc., the patient can be through the general treatment, medication and other ways to reduce swelling. 1. General method: if the patient’s eyes suddenly suffered collision and other ocular trauma can appear swelling, early patients can be localized cold compresses on the eyes, which can promote vasoconstriction of blood vessels around the eyes, so that the vascular exudate is reduced. After 48 hours of eye trauma, patients can apply hot compresses around the eyes to promote blood circulation around the eyes to make water absorption and promote swelling. 2. Drugs: allergic patients contact pollen, hair and other allergens after allergic reactions can also lead to sudden swelling of the eyes, patients can follow the doctor’s instructions to use sodium cromoglycate eye drops, loratadine and other anti-allergy drugs to ease the swelling of the eyes. It is recommended that patients with obvious eye swelling consult a doctor in time to assess their condition and follow the doctor’s instructions for treatment.