acetaminophen powder mainly has antipyretic and analgesic effects. The main active ingredient is acetaminophen. acetaminophen powder mainly has antipyretic and analgesic effects by inhibiting the synthesis of prostaglandins. A substance closely related to pain and inflammation in the body. acetaminophen powder mainly acts on this pathway, thereby having antipyretic and analgesic effects. Clinically, acetaminophen is mainly used for fever caused by common cold or influenza, and is also used to relieve mild to moderate pain.