Drug Class

CLASSIFIES THE DRUG ACCORDING TO AVAILABILITY TO THE PATIENT.USER NOTE: THIS IS FIRST DATA BANK DATA NATIONAL DRUG DATA FILE (NDDF) ELEMENT "CL".
Code Code value
BLANK UNSPECIFIED
O OVER THE COUNTER (THIS VALUE IS AN ALHPA LETTER 'O')
F PRESCRIPTION REQUIRED (THIS VALUE IS AN ALPHA LETTER 'F')