Sig Abbreviations

ad

In the right ear

al

In the left ear

as

In the left ear

au

In each ear

ID

Intradermal

IM

Intramuscular

IV

Intravenous

od

In the right eye

ol

In the left eye

os

In the left eye

ou

In each eye

po

By mouth

pv

Vaginally

pr

Rectally

SQ or SC

Subcutaneous

SL

Sublingual

aa

Of each

aq

Water

ad

Up to

ad lib

At pleasure

c

With

cap

Capsule

div

Divide

DPI

dry powder inhaler

dtd

Give of such doses

fl

Fluid

g

gram

gr

grain

gtt

drop

gtts

drops

IVPB

Intravenous Piggyback

mcg or μg

Microgram

MDI

Metered dose inhaler

mg

Milligram

mOsmol

milliosmole

ODT

Orally disintegrating tablet

qs

As much as is sufficient

qs ad

A sufficient quantity to (prepare)

s

Without

ss

One-half (1/2)

SMI

Soft mist inhaler

sol

Solution

susp

Suspension

syr

Syrup

tab

Tablet

tbsp

Tablespoon

tsp

Teaspoon

ung

Ointment

a

before

ac

before meals

am

morning

atc

around the clock

bid

twice a day

biw

2 times a week

h

hour

hs

at bedtime

noc

night

noct

at night

non. rep. or NR

do not repeat

pc

after meals

pm

evening

prn

as needed or if needed

q

every

qd

every day

qh or q1h

every hour

qid.

4 times a day

qod

every other day

rep. or rept.

let it be repeated

stat

immediately or at once

tid

3 times a day

tiw

3 times a week

ud

as directed

wk

week

APAP

acetaminophen

BM

bowel movement

BP

blood pressure

BS

blood sugar

BSA

body surface area

CHD

coronary heart disease

CHF

congestive heart failure

DC

discontinue

et

and

ft

make or let it be made

GERD

gastro-esophageal reflux disease

HA

headache

HC

hydrocortisone

HCTZ

hydrochlorthiazide

HTN

hypertension

HRT

hormone replacement therapy

M.

mix

MI

myocardial infarction

MTX

methotrexate

N&V

nausea and vomiting

NPO

nothing by mouth

NTG

nitroglycerin

Rx

Take thou

sig

mark thou

SOB

shortness of breath

URI

upper respiratory infection

UTI

urinary tract infection