abbreviations on drug administration Flashcards
a.c
before meals
a.d
right ear
a.s
left ear
om / a.m / am
morning
AU,a.u
both ears together or each ear
b.d.s
2 times a day
bd, b.i.d
twice a day / twice daily / 2 times daily
gtt
drop(s)
h
hour
NPO
nothing by mouth/ not by oral administration
OD, o.d , od
once a day
OD
RIGHT EYE
o.n
every night
OS
left eye
OU , o.u
both eyes
p.c
after food
p.m, pm, PM
afternoon or evening
PO, p.o, po
orally, by mouth, oral administration
p.r, pr, PR
rectally
q.
every
q.1.d
every day
q1h
every hour
q.a.m , qam
every morning
q.d
everyday/ daily
q.d.s
4 times a day
q.h
every hourly
q.h.s
every night at bedtime
q.i.d
4 times a day
q.o.d
every other day
q.p.m
every afternoon or evening.
q.s.
a sufficient quantity
Rx
prescription
q.o.d
every other day
qpm
every afternoon or evening
qs
a sufficient quantity
S, sig
directions
stat
immediately, with no delay
t.d.s , TDS
three times a day
tid
3 times a day
ud
as directed
cap
capsule
inj
injection
MDI
metered dose inhaler
oint
ointment
pess
pessary
supp
suppository
tab
tablet
PCA
patient controlled analgesia
IM
intramuscular
IV
intravenous
irrigation
irrigation
NEB
nebulize
NG
naso-gastric
PO
oral
PV
per vagina
PR
per rectum
SC
subcutaneous
SL
sublingual
PEG
percutaneous enteral gastrostomy
1/7
1 day supply
1/52
1 week supply
1/12
1 month supply
4/52
4 week supply