General Considerations n Classification of analgesics: n Opioid analgesics (centrally acting) piates Synthetic agents D Antipyretic, analgesic, and anti inflammatory drugs (peripherally acting) aspirin, IndomeThacin n Other drugs(for special types of pain) Carbamazepine, atropine, etc 誓出大昔学流Classification of analgesics： Opioid analgesics (centrally acting) Opiates Synthetic agents Antipyretic, analgesic, and anti￾inflammatory drugs (peripherally acting) aspirin, indomethacin Other drugs (for special types of pain) Carbamazepine, atropine, etc. General Considerations