However, acetaminophen can, in rare cases, cause liver damage when used in high dosages. It is safe if taken at usual dosages. During an acute illness, fever may rebound a few hours after initial Tylenol administration. It is recommended to give the medication at regular intervals during the course of an illness. The physical examination may include detailed examination of the skin, eyes, ears, nose, throat, neck, chest, and abdomen to look for the cause of the fever.
Treatment depends on the duration and cause of the fever, and on other accompanying symptoms.
You may want to add a diagnosis related to fever to your personal medical record.