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48 Cards in this Set

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a.c.

ac
before meals
(ante cibum)
ACE
angiotensin-converting enzyme
ad lib
freely, as desired
(ad libitum)
APAP
acetaminophen
(Tylenol)
b.i.d.

bid
two times a day
(bis in die)
c
with
Caps
capsules
cc
cubic centimeter
FDA
Food and Drug Administration
gm

g
gram
gtt
drops
(guttae)
h
hour
(hora)
h.s.

hs
at bedtime
H2 blocker
histamine H2 receptor antagonist
HRT
hormone replacement therapy
IM
intramuscular
INH
isoniazid -- antituberculosis agent
IV
intravenous
MAOI
monoamine oxidase inhibitor -- an antidepressant
mg
milligram
ml

mL
milliter
NPO
nothing by mouth
(nil per os)
NSAID
nonsteroidal anti-inflammatory drug
p
after
(post)
p.c.

pc
after meals
(post cibum)
PCA
patient-controlled analgesia
PDR
Physicians' Desk Reference
p.o.

po

PO
by mouth
(per os)
p.r.n.

prn
as needed; as necessary
(pro re nata, as the occasion arises)
Pt
patient
q
every
(quaque)
q.h.

qh
every hour
(quaque hora)
q2h
every 2 hours
q.i.d.

qid
four times a day
(quarter in die)
q.s.

qs
sufficient quantity
(quantum satis)
qAM
every morning
qPM
every evening
Rx
prescription
s
without
(sine)
SERM
selective estrogen receptor modulator
Sig.
directions -- how to take medication
SL
sublingual
s.o.s.
if it is necessary
(si opus sit)
SSRI
selective serotonin reuptake inhibitor -- an antidepressant
SQ
subcutaneous
tab
tablet
TCA
tricyclic antidepressant
t.i.d.

tid
three times daily
(ter in die)