Prescription Directions

42 terms by rlopresti08 

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Common abbreviations used when writing a prescription as well as those used for standard pharmacy practice

after meals

pc

after meals and at bedtime

pc&hs

afternoon

pm

as desired

ad lib

as directed

u.d.

sufficient quantity

q.s.

as needed

prn

as soon as possible

ASAP

bedtime

hs

before meals

ac

before meals and at bedtime

ac&hs

both ears

AU

both eyes

OU

by mouth

po; PO

daily; once daily

qd; QD

dispense as written

DAW

double strength

DS

every

q; Q

everyday

qd; QD

everyday at bedtime

qhs; QHS

every afternoon/evening

qpm; QPM

every hour

qh

every morning

qam; QAM

every other day

qod; QOD

every week

qw

four times daily

qid; QID

left ear

AS

left eye

OS

may repeat

MR

normal saline

NS

right ear

AD

right eye

OD

three times daily

tid; TID

two times daily

bid; BID

as directed

Ut. Dict.

weekly

w, wk

while awake

W/A; WA

24 hours

24H

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