| PSS1 | 
Input | 
This variable is the internal number from the
PHARMACY ORDERABLE ITEM (#50.7) File.
 
 | 
PSS2 | 
Input | 
This variable is the internal number from the DRUG
(#50) File.
 
 | 
$$EN | 
Output | 
This variable can be one of three values:
"-1" indicates that a new Pharmacy Orderable Item could not be found.
"#^0^date" indicates a Pharmacy Orderable Item was found, but the item is
inactive. Piece 1 is the internal entry number from the PHARMACY ORDERABLE
ITEM (#50.7) File, piece 2 is "0" indicating the item is inactive, and piece 3
is the inactive date.
"#^1" indicates a Pharmacy Orderable Item was found. Piece 1 is the internal
entry number from the PHARMACY ORDERABLE ITEM (#50.7) File, and piece 2 is
"1", indicating that the item is active.
 
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