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A THREE-CHARACTER ELEMENT, THAT, DEPENDING ON ITS CONTEXT, IDENTIFIES THE SPECIFIC THERAPEUTIC CLASS OF AN INGREDIENT (HIC_SEQN), A CLINICAL FORMULATION ID (GCN_SEQNO), OR EACH INGREDIENT IN AN INGREDIENT LIST (HICL_SEQNO). [SEE NDDF PLUS DOCUMENTATION, P. 1675]
USER NOTE: THIS IS FIRST DATA BANK NATIONAL DRUG DATA FILE (NDDF) DATA ELEMENT "HIC3".
NOTE: IN MAX 2007, THIS VARIABLE WAS ADDED TO THE FILE.