Rx Abbreviations

disp.

disp.

dispense

aa

Of each

ad

Up to, to make

div.

divide

d.t.d.

give of such doses

ft.

make

M.

mix

No.

number

non rep

do not repeat (no refills)

q.s.

sufficient quantity

q.s

sufficient quantity to make

Sig.

Write (directions on label)

µg

microgram

cc OR cm3

cubic centimeter

fl

fluid

fl oz OR f℥

fluid ounce

flʒ OR fʒ

fluid dram (on an Rx, taken to mean 1 teaspoon = 5 mL, even though technically distinct)

g

gram

gal

gallon

gtt

drop

I.U

International Units

kg

kilogram

L

liter

lb

pound

m2

square-meter

mcg

microgram

mEq

milliequivalent

mg

milligram

mL

milliliter

mOsm OR mOsmol

milliosmoles

oz

ounce

pt

pint

qt

quart

ss

one-half

Tbsp

tablespoonful

tsp or ʒ

teaspoonful

U

unit(s)

BSA

Body Surface Area

MIU

million international units

mIU or milli-IU

thousandth of an International Unit

flss OR fss

1/2 (one-half) fluid ounce

mg/kg

milligram (of drug) per kilogram (of body weight)

mg/m2

milligram (of drug) per meter-squared (of body surface area)

mL/h OR mL / hr

milliliters per hour

°

hours

a

before

a.c.

before meals

admin

administer

AM

morning

aq.

water

ATC

around-the-clock

b.i.d.

twice a day

b.i.w.

2 times a week

c

with

d

day

dil.

dilute

et

and

h OR hr.

hour

h.s

(every day) at bedtime

min.

minute(s)

m & n

morning and night

N & V OR N/V

nausea and vomiting

N.M.T

No more than / not to exceed / maximum

noct.

night

N/V/D

nausea, vomiting, and diarrhea

p

after

p.c.

after meals

p.o.

by mouth

p.r.n.

as needed

PM

afternoon or evening

q

every

q.d

(once) daily

q.i.d.

4 times a day

q.o.d.

every OTHER day

q4h, q6h, etc.

every 4 hours, every 6 hours, etc.

qAM

every morning

rep

repeat (refill)

s

without

s.i.d.

once a day

stat.

immediately

t.i.d.

3 times a day

t.i.w.

3 times a week

ut dict

as directed

UUD

use as directed

wk.

week

x5d

for 5 days

APAP

acetaminophen

ASA

aspirin

EtOH

Ethanol (alcohol)

HCTZ

Hydrochlorothiazide

NSAID

Nonsteroidal anti-inflammatory drug

OTC

Over the counter

Anx

anxiety

BP

Blood pressure

BS or BG

Blood sugar or blood glucose

CV

cardiovascular

D/C

Discontinue (stop med) OR discharge

GERD

Gastric-esophageal reflux disease

GI

gastrointestinal

GU

genitourinary