AD - AND right ear (auris dextra)
AS - AND left ear (auris sinistra)
AU - AND both ears (auris uterque)
ac - ANS before meals
ad lib - ANS as desired
ASAP - AND as soon as possible
bid - AND twice a day
c - AND with
cc - AND cubic centimeter
cap - AND capsule
d/c - AND discontinue
dil - AND dilute or dissolve
elix - AND elixir
gm - AND gram
gr - ANS grain
gtt - ANS drop
h/hr - ANS hour
Hs,hs - ANS hour of sleep (bedtime)
kg - ANS kilogram
L - ANS liter
, MAR - ANS medication administration record
MDI - ANS metered dose inhaler
mEq - ANS milliequivalent
mg - ANS milligram
ml - ANS milliliter
NPO - ANS nothing by mouth
OD - ANS right eye (oculus dexter)
OS - ANS left eye
OU - ANS both eyes
OTC - ANS over the counter
otic - ANS ear
ophth - ANS eye
oz - ANS ounce
pc - ANS after meals
po - ANS by mouth
PR - ANS per rectum
PRN - ANS as needed
q - ANS every
q am - ANS every morning
qd - ANS every day
qh - ANS every hour
q 2h - ANS every 2 hours