Top 250 Medication Abbreviation

AC

before meals

AD

right ear

AS

left ear

ATC

around the clock

AU

each ear

BID

Twice a day

BIW

two times per week

c or w/

with

C-I, C-II, C-III, C-IV, C-V

refers to controlled substance schedule

D/C

discontinue

DDI

drug-drug interaction

DPI

dry powder inhaler

dtd

of such doses

EC

enteric coated

EN

each nostril

gtt, gtts

drop

HS

at bedtime

ID

intradermal, infectious disease

IM

intramuscular

Inj

injection

IU

international units

IV

intravenous

IVP

intravenous push

IVPB

intravenous piggyback

MDI

metered dose inhaler

mL

milliliter

NR

no refills

OD

right eye

ODT

orally disintegrating tablet

OS

left eye

OTC

over the counter

OU

each eye

PC

after meals

PO

by mouth

PR

Per rectum

PRN

as needed

PV

per vagina

Q

every

QD

every day

Q_H

every x hour

QID

Four times a day

QOD

every other day

QS

sufficient quantity

QS AD

sufficient quantity to make

Rx

prescription

s or w/o

without

SC, SQ, subc, subq

subcutaneous

SL

sublingual

ss

one-half

STAT

immediately

Supp, sup

Suppository

TID

3 times daily

TIW

3 times per week

TOP

topically

U

units

UD

as directed

Ung

ointment

WA

while awake

Wk

week

A & O

Alert and oriented

ABG

Arterial blood gas

ADL

activity of daily living

ADR

adverse drug reaction

ALT

alanine aminotransferase

ANC

absolute neutrophil count

aPTT, PTT

activated partial thromboplastin time

AST

aspartate aminotransferase

BG

blood glucose

BMD

bone mineral density

BMI

body mass index

BMP

basic metabolic panel

BP

blood pressure

BPM

beats per minute, breaths per minute

BSA

body surface area

BUN

blood urea nitrogen

C&S

culture and sensitivity

c/o

complaining of

CBC

complete blood count

CC

chief complaint

CI

cardiac index, contraindicated

CK

creatine kinase

CPK

creatine phosphokinase

CrCI

creatinine clearance

CRP

C-reactive protein

CT, CAT

Computerized Tomography

CXR

chest x-ray

Dx

diagnosis

ECG, EKG

electrocardiogram

EF

ejection fraction

ESR

erythrocyte sedimentation rate

f/u

Follow up

FBS

Fasting blood sugar

FEV1

Forced Expiratory Volume in 1 second

FPG

Fasting plasma glucose

GFR

glomerular filtration rate

h/o

history of

hCG

human chorionic gonadotropin

Hct

hematocrit

HDL, HDL-C

high density lipoprotein

HEENT

head, eyes, ears, nose and throat