Rx Abbreviations Flashcards
a
before
ac
before meals
ad lib
as desired
aq
water
bid
twice a day
c [bar]
with
cap
capsule
cc*
cubic centimeter
*(recommended dc)
cm
centimeter
DC, disc, dc
discontinue
EC
enteric-coated
fl, fld
fluid
gr
grain
g, G, Gm
gram
gtt
drop
h, hr
hour
hs, HS*
at bedtime, at hour of sleep
*(recommended dc)
IM
intramuscularly
IU*
International Unit
*(recommended dc)
IVPB
intravenous piggyback
kg, Kg
kilogram
L
liter
mEq
milliequivalent
μg*, mcg
microgram
*(recommended dc μg)
mg
milligram
ml, mL
milliliter
mm
millimeter
NaCl
sodium chloride
noc, noct, n
night
NPO, npo
nothing by mouth
nil per os
OD*
right eye (oculus dexter) / overdose *(recommended dc)
OS*
left eye (oculus sinister) *(recommended dc)
os
mouth
OTC
over the counter
OU*
both eyes (oculus uterque) *(recommended dc)
oz
ounce
pc
after meals
PM, pm
afternoon
Po, PO
by mouth, orally (per os)
PRN, prn
whenever necessary (pro re nata)
qd*
every day
*(recommended dc)
qh
every hour
q2h
every 2 hours
q3h
every 3 hours
qid
four times a day
QNS
quantity not sufficient
qod*
every other day
*(recommended dc)
qs
quantity sufficient
R
rectal
Rx
prescription
SC, subcu, subq
subcutaneously
SL
sublingual
sol
solution
SR
sustained release
stat
immediately
supp
suppository
syr
syrup
T
temperature
tab
tablet
Tbsp, T, Tbs
tablespoon
tid
three times a day
tinct, tr
tincture
TO
telephone order
TPR
temperature, pulse, respiration
Tsp, t, tsp
teaspoon
U*
unit
*(recommended dc)
ung
ointment
vag
vaginal
VO
verbal orders