Sudden headache on the right side and swollen eyes, if there is nausea, vomiting, dizziness, tinnitus or drowsiness, limited body movement and other symptoms, it may be related to cerebral hemorrhage, cerebral edema, increased intracranial pressure, or increased intraocular pressure, glaucoma, etc. You can go to the hospital for head CT, MRI and eye pressure examination. If you have brain hemorrhage, you should promptly apply drugs such as mannitol to lower intracranial pressure and brain protein hydrolysate to nourish brain cells; if your eyes are swollen and you have headache, if you have symptoms such as watery eyes, sneezing, runny nose and chills, it may be related to upper respiratory tract infection. If the headache and swollen eyes are caused by conjunctivitis, elevated blood pressure or lack of sleep, you should also treat the cause.