No opium for pain.
D003061:Codeine / Q000627:therapeutic use; D006801:Humans; D009020:Morphine / Q000008:administration & dosage; D009892:Opium / Q000600:supply & distribution* / Q000627:therapeutic use; D010146:Pain / Q000188:drug therapy*; D014481:United States
D009020:Morphine; D009892:Opium; D003061:Codeine