ac
before meals
ad
right ear
am
morning
as
left ear
ASAP
as soon as possible
au
both ears
bid
twice a day
c
with
cc
cubic centimeter
d
day
DAW
dispense as written
dc
discontinue
gtt
drop
h
hour
hs
at bedtime
i
one
ii
two
iii
thee
iv
four
od
right eye
opth
ophthalmic
os
left eye
otic
for the ear
ou
each eye