Common Latin Abbreviations

ac	Before meals
ad	Right ear
am	Morning
as	Left ear
ASAP	As soon as possible
au	Both ears
bid	Two times daily
tid	Three times daily
qid	Four times daily
q4h	Every 4 hours
q	Every
c	With
d	Day
DAW	Dispense as written
gtt	Drop
h or hr	Hour
i	One
ii	Two
iii	Three
iv	Four
od	Right eye
os	Left eye
otic	For the ear
ou	Each eye
p	After
pc	After meals
pm	Evening
po	By mouth
pr	Rectally
prn	As needed
pv	Vaginally
qd	Every day
qs	Quantity sufficient to make
qsad	Add quantity to make specific volume
s	Without
sig	Write (on the label)
sl	Under the tongue
sol.	Solution
stat	At once or now
supp	Suppository
ud	As directed
SubQ	Subcutaneous
syr.	Syrup
tab.	Tablet
tbsp	Tablespoon
TPN	Total parenteral nutrition
w/o	Without
tsp	Teaspoon
top	Topical
ung.	Ointment
x	Times

PTCB