B Biopharmaceutics
M Presubmission
N Approval
P Periodic Safety Report
S Supplement
Y Annual Report
SB SBA
SC Chemistry
SD
SE
SF Final Printed Labeling (MarkIV)
SL Labeling
SO Other
SP
SR
SS Microbiology
TA Tentative Approval
SE1 New or Modified Indication
SE2 New Dosage Regimen
SE3 New Route of Administration
SE4 Comparative Efficacy Claim
SE5 Patient Population Altered
SE6 OTC Labeling
SE7 Accelerated Approval
SE8 Efficacy Supplement with Clinical Data to Support
SE9
SCA Packaging Addition
SCB Facility Addition
SCC Supplier Addition
SCD Packager Addition
SCE Expiration Date Change
SCF Formulation Revision
SCG Chemistry Generic
SCH
SCI Chemistry in Effect
SCJ
SCK
SCL
SCM Manufacturing Change or Addition
SCN
SCO
SCP Package Change
SCQ Chemistry New Strength
SCR Manufacturing Revision
SCS Control Supplement
SCT
SCU
SCV
SCW
SCX Chemistry Expedite
SCY
SCZ
SDC ???
SDS Distributor
SED Efficacy (MarkIV)
SEF ???
SES General Efficacy (MarkIV)
SFP Final Printed Labeling - MarkIV
SLA Labeling (MarkIV)
SLI Labeling in Effect
SLM Labeling (MarkIV)
SLR Labeling Revision
SLS Labeling (MarkIV)
SLX Labeling Expedite
SOA Other Amendment
SPD Practioner Draft Labeling
SPF Practioner Draft Labeling
SRC Resubmission - Chemistry (MarkIV)
SRE Resubmission - Efficacy (MarkIV)
SRO Resubmission - Other (MarkIV)
SSA Supplement Amendment (MarkIV)
SSP Supplement Pediatric (MarkIV)
SSR Supplement Resubmission (MarkIV)
SSW Supplement Withdrawal (MarkIV)
AA = no known or suspected bioequivalence problems
AB = actual or potential bioequivalence problems have been resolved with adequate in vivo and/or in vitro evidence supporting bioequi
AB1 = Products meeting necessary bioequivalence requirements
AB1,AB2 = Products meeting necessary bioequivalence requirements
AB1,AB2,AB3 = Products meeting necessary bioequivalence requirements
AB1,AB2,AB3,AB4 = Products meeting necessary bioequivalence requirements
AB1,AB3 = Products meeting necessary bioequivalence requirements
AB2 = Products meeting necessary bioequivalence requirements
AB3 = Products meeting necessary bioequivalence requirements
AB4 = Products meeting necessary bioequivalence requirements
AN = no known or suspected bioequivalence problems
AO = no known or suspected bioequivalence problems
AP = no known or suspected bioequivalence problems
AT = no known or suspected bioequivalence problems
AT1 = no known or suspected bioequivalence problems
BC =  actual or potential bioequivalence problems have not been resolved by adequate evidence of bioequivalence
BD =  actual or potential bioequivalence problems have not been resolved by adequate evidence of bioequivalence
BP =  actual or potential bioequivalence problems have not been resolved by adequate evidence of bioequivalence
BS =  actual or potential bioequivalence problems have not been resolved by adequate evidence of bioequivalence
BT =  actual or potential bioequivalence problems have not been resolved by adequate evidence of bioequivalence
BX =  actual or potential bioequivalence problems have not been resolved by adequate evidence of bioequivalence