You can create a National Drug Code (NDC) library or update an existing library to include COVID-19 vaccines.
 
 
  - Open File Maintenance.
 
  - Under Libraries, select NDC.
   
    The NDC List window opens.
   
 
  - To add codes to an existing library, select a library and select open menu 
, and then select Open.
   
    Note: You can create a Service Item (SIM) library for COVID-19 vaccines by selecting open menu 

 and then selecting 
New.
    
  
    
   
    The NDC List Maintenance window opens.
   
 
  - Update the NDC Library with the NDC details required for billing requirements.