ad lib
at liberty; as desired
bid
twice a day
BIN
twice at night
eod
every other day
noc
at night
prn
as needed
PTA
prior to admission
qd
once a day
qid
four times a day
qod
every other day
STAT
immediatetly
tid
three times a day
i
once a day
ii
twice a day
iii
three times a day
1x/wk
once a week
2x/wk
twice a week
1x/mo
once a month