2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Injury And Poisoning 800-999 > Poisoning By Drugs, Medicinals And Biological Substances 960-979 > Poisoning By Agents Primarily Acting On The Smooth And Skeletal Muscles And Respiratory System 975.* > 2006 ICD-9-CM Diagnosis 975.4 Poisoning by antitussives View the most recent version of ICD-9-CM 975.4 975.4 is a specific code that can be used to specify a diagnosis View the ICD-9-CM Volume 1 975.* hierarchy Alternate Terminology Dextromethorphan Pipazethate