my boy's right eyelid and under eye is affected by posinios insect, that's why the eye lid is swallowing and puffy, what is the fastest remedy for this situation?

A. You should check with the doctor for medicine required currently you can keep some cold pack or ice cube onto that area that’s going to help in reducing the swelling but for further assistance you have to visit your doctor only they can advise you and guide you directly on this