Chapter 22 Abbreviations Flashcards
mL
milliliter
n.p.o., NPO
nothing by mouth
O2
oxygen
OTC
over the counter (drugs that require no prescription)
oz
ounce
pā
after (the line is over the p)
p.c. or pc
after meals
PDR
Physiciansā Desk Reference
PM
afternoon
p.o., po, PO
by mouth (per os)
p.r.n or prn
as needed
q
every
q. a.m.
every morning
q.h. or qh
every hour
q.2 h., q.3 h, ā¦
every 2 hours, every 3 hours
q.i.d. or qid
four times a day
q.s. or qs
quantity sufficient
Rx
take; treatment; prescription
s-
without (line is over the s)
sig
write on label (let it be labeled)
SL
sublingual
sos
if necessary
stat
immediately
subq
subcutaneous
supp
suppository
tab
tablet
t.i.d. or tid
three times a day
ung, oint.
ointment
USP/NF
United States Pharmacopeia/National Formulary
VO
verbal order
x
times, multiplied by
a.c.
before meals
ad lib
as desired
AM
morning
b.i.d.
twice a day
C
Celsius (centigrade)
c-
with (the line is above the c)
caps
capsule, capsules
cm
centimeter
DEA
Drug Enforcement Administration
elix
elixir
F
Fahrenheit
FDA
Food and Drug Administration
FDCA
Food, Drug, and Cosmetic Act
g
gram
gr, Gr
grain
gt., gtt
drop, drops
h, hr
hour
H2O
water
h.s.
hour of sleep (bedtime)
ID
intradermal
IM
intramuscular
ISMP
Institute for Safe Medication Practices
IV
intravenous
kg
kilogram
L
liter
lb
pound
mg
milligram
mEq
milliequivalent