MTA - Fall 2025

aa.

Of each

Ad

Up to

ad lib.

Freely, at pleasure

amp.

Ampule

Cc

Cubic centimeter

DS

Double strength

fl oz

fluid ounce

g, Gm

Gram

Gal

Gallon

Gr

Grain

i

One

ii

Two

iii

Three

IU, iu

International units

L

Liter

m² or M²

Square meter

Mcg

Microgram

mEq

Milliequivalent

mg

Milligram

ml, mL

Milliliter

mOsm, mOsmol

Milliosmole

oz.

Ounce

PPM

Parts per million

pt.

Pint

q.s.

Suffient quantity

q.s. a.d.

Of sufficient quantity to make

Qt

Quart

ss.

Half

tbsp.

Tablespoon

tsp.

Teaspoon

U, u

Unit(s)

vol.

Volume

A

Before

AC

Before meals

AM

Morning

ASAP

As soon as possible

ATC

Around the clock

BID

Twice a day

BIW

Twice a week

c

With

D

Day

DAW

Dispense as written

disc., D.C.

Discontinue

disp.

Dispense

div.

Divide

d.t.d.

Give of such doses

f., ft.

Make

ft. d.t.d.

Make and give of such doses

h, hr

Hour

HS

At bedtime

M

Mix

m. ft.

Mix to make

min

Minute(s)

MR

May repeat

NG

Nasogastric

noct.

Night

NPO

Nothing by mouth

PC

After meals

PM

Evening

PRN

As needed

Post

After

post-op

After surgery

pre-op

Before surgery

q

Every

QD

Every day

QH

Every hour

Q_H

Every_hour(s) (e.g., q8h=every 8 hours)

QHS

Every bedtime

QID

Four times a day

QOD

Every other day

QW

Every week

s

Without

stat.

Immediately

TID

Three times a day

TIW

Three times a week

u.d., ut dict

As directed

w/

With

w.a., WA

While awake

Wk.

Week

w/o

Without

X

Times

aur, oto

Ear drops

Cap(s)

Capsule(s)

Comp

Compounded

Crm

Cream

EC

Enteric coated

elix.

Elixir

Garg

Gargle

gtt(s)

Drop(s)

inj.

injection

liq.

Solution

MDI

Metered dose inhaler

Neb.

Nebulizer

NR

No refills

oint.

Ointment

pulv.

Powder

sol., soln.

Solution

supp., suppos.

Suppository

susp.

Suspension

syr.

Syrup