ISMP medical abbreviations

cc

Cubic centimeters

IU

International units

l

liter

ml

milliliter

MM or M

million

M or K

Thousand

Ng or ng

nanogram

U or u

units

ug

microgram

AD, AS, AU

Right ear, left ear, each ear

IN

intranasal

IT

intrathecal

OD, OS, OU

Right eye, left eye, each eye

Per os

By mouth or orally

SC, SQ, sq, sub q

Subcutaneously

o.d. or OD

Once daily

QD, Q.D., q.d., qd

Every day

Qhs

Nightly at bedtime

Qn

Nightly at bedtime

Q.O.D., QOD, q.o.d., qod

Every other day

q1d

daily

q6PM

Every evening at 6 PM

SSRI

Sliding scale regular insulin

SSI

Sliding scale insulin

TIW or tiw

3 times a week

BIW or biw

2 times a week

UD

As directed (ut dictum)

BBA

Baby boy A (twin)

BGB

Baby girl B (twin)

D/C

Discharge or discontinue

IJ

injection

OJ

Orange juice

DOR

doravirine

TAF

Tenofovir alafenamide

TDF

Tenofovir disoproxil fumarate

APAP

Acetaminophen

AT II

Angiotension II

AT III

Antithrombin III (Thrombate III)

AZT

Zidovudine (retrovir)

CPZ

Companzine (prochlorperazine)

DTO

Diluted tincture of opium; deodorized tincture of opium

HCT

hydrocortisone

HCTZ

hydrochlorothiazide

MgSO4

Magnesium sulfate

MS, MSO4

Morphine sulfate

MTX

methotrexate

NoAC

Novel/new oral anticoagulant

OXY

oxytocin

PCA

procainamide

PIT

Pitocin (oxytocin)

PNV

Prenatal vitamins

PTU

propylthiouracil

T3

Tylenol with codeine No. 3

TAC or tac

Triamcinolone, tacrolimus

TNK

TNKase

TPA or tPA

Tissue plasminogen activator activase (alteplase)

TXA

Tranexamic acid

Nitro drip

Nitrogylcerin infusion

IV vanc

Intravenous vancomycin

Levo

Levoflaxin

Neo

Neo-Synephrine