Prescription Abbreviations (DO NOT USE list that ARE used in Pharmacy practice)

Question 1

ad

Answer 1

right ear (mistaken as right eye)

Latin: aurio dextra

Question 2

al or as

Answer 2

left ear (mistaken as left eye)

Latin: aurio laeva or aurio sinister

Question 3

au

Answer 3

both ears (mistaken as both eyes)

Latin: auris utrae

Question 4

cc

Answer 4

cubic centimeters (mistaken as units)

Question 5

d/c or D/C

Answer 5

discontinue or discharge

Question 6

eod

Answer 6

every other day

Question 7

hs

Answer 7

at bedtime (mistaken as half strength)

Latin: hora somni

Question 8

HS

Answer 8

half strength (mistaken as bedtime)

Question 9

od

Answer 9

in the right eye (mistaken as once daily)

Latin: oculus dexter

Question 10

od

Answer 10

once daily (mistaken as right eye)

Latin: quaque die

Question 11

os

Answer 11

in left eye (mistaken as left ear)

Latin: oculus sinister

Question 12

ou

Answer 12

in each eye (mistaken as both ears)

Latin: oculus uterque

Question 13

qhs

Answer 13

every bedtime (mistaken as qhr or every hour)

Latin: quaque hora somni

Question 14

q.d. or QD

Answer 14

every day (mistaken as q.i.d)

Question 15

SL or s/l

Answer 15

sublingual/dissolve under the tongue

Question 16

ss

Answer 16

one-half or a half

Latin: semis

Question 17

ud or UD

Answer 17

as directed (mistaken as unit dose)