2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Supplementary Classification Of External Causes Of Injury And Poisoning E800-E999 > Drugs, Medicinal And Biological Substances Causing Adverse Effects In Therapeutic Use E930-E949 > Other And Unspecified Drugs And Medicinal Substances Causing Adverse Effects In Therapeutic Use E947.* > 2008 ICD-9-CM Diagnosis E947.4 Pharmaceutical excipients causing adverse effects in therapeutic use  On October 1, 2008 the 2009 ICD-9-CM codes came into effect. Therefore, this code may be out of date. The 2009 version of ICD-9-CM E947.4 can be accessed here. E947.4 is a specific code that can be used to specify a diagnosis View the ICD-9-CM Volume 1 E947.* hierarchy ICD9Data's sister site ProcedureCodes.com launches with the 2008/09 CPT® codes - read more on the ICD9Data.com blog.