Swollen eyes of 8-month-old babies need to be treated according to the specific causes, such as physiological factors, mosquito bites, blepharitis, allergic factors, etc., and after a clear diagnosis, choose the general treatment, medication or surgical treatment. 1. Physiological factors: babies cry for a long time and rub their eyes with their hands, or lack of sleep at night, etc., can lead to 8-month-old baby eye swelling, usually not accompanied by other discomforts, no need for special treatment, and can be gradually relieved after sufficient rest. 2. Mosquito bites: baby eye swelling may be due to mosquito bites, usually found on the skin bite marks, accompanied by itching, mild symptoms do not require special treatment, if the itching is obvious, you can use glycerine lotion to stop itching. 3. Blepharitis: Blepharitis is a suppurative inflammation of the eyelid glands, which can lead to redness, swelling, pain, tearing, and increased secretion under the stimulation of inflammation. If the bacterial infection is serious, you can use anti-infective drugs, such as tobramycin eye drops, as prescribed by the doctor. If the eyelids form abscess, it is necessary to take the abscess incision drainage. 4. Allergic factors: babies exposed to allergic substances, such as pollen, dust mites, etc., may lead to allergic reactions in the eyes, showing eye swelling. It should be to stay away from allergens as far as possible, if necessary, can take anti-allergy treatment, such as loratadine syrup. There are many reasons for the swelling of the eyes of 8-month-old babies, and it is recommended to consult a doctor in time after the appearance of symptoms, and take standardized treatment under the guidance of a professional doctor, so as not to ignore the symptoms and take them lightly.