Medical Abbreviations and Conversions (Page 1-2)

A set of flashcards covering common pharmacy abbreviations and volume/weight conversions from the notes.

disp.

Dispense

hs or HS

At Bedtime

div.

Divide

pc or PC

After Meals

stat or STAT

Immediately

M. ft.

Mix and Make

prn or PRN

As Needed

NR

Do Not Repeat

Q Day

Every Day (QD- no longer preferred)

QID

Four Times a Day (no longer preferred)

Sig

Write (Directions on Label)

QOD

Every Other Day

dil.

Dilute

b.i.d. or BID

Twice a day

S.A.

Your judgement (Secundum Artem)

BIW

Two times a week

fl

Fluid

t.i.d. or TID

Three Times a Day

gtt or gtts

Drops

TIW

Three Times a Week

ss

One-half

w/

With

cap.

Capsule

w/o

Without

oint or UNG

Ointment

ut dict.

As Directed

sol.

Solution

a.d. or AD

Right ear (auris dextra)

susp.

Suspension

a.s. or AS

Left ear (auris sinistra)

syr.

Syrup

a.u. or AU

Both ears (auris utrae) / Each Ear

tab.

Tablet

o.d. or OD

Right Eye (oculus dexter)

o.s. or OS

Left Eye (oculus sinister)

o.u. or OU

Both Eyes (oculus uterque)

ID

Intradermal

IM

Intramuscular

IV

Intravenous

IVP

Intravenous Push

BMI

Body Mass Index (kg/meters squared)

BEE

Basal Energy Expenditure

IVPB

Intravenous Piggyback

BSA

Body Surface Area (meters squared)

p.o. or PO

Oral, By Mouth

CrCl

Creatinine Clearance

ODT

Orally-Disintegrating Tablet

D5W

5% Dextrose in Water

NG

Nasogastric

LR

Lactated Ringer’s

NJ

Nasojejunal

NS

Normal Saline (0.9% NaCl)

PR or rect.

Per Rectum

IBW

Ideal Body Weight

SC or SQ

Subcutaneous

TBW

Total Body Weight

SL

Sublingual

LD

Loading Dose

Supp or sup

Suppository

MD

Maintenance Dose

ac or AC

Before meals

MVI

Multivitamin Injection

ad lib.

Freely, At Pleasure

TPN

Total Parenteral Nutrition

aq.

Water

NTE

Not to Exceed

2.2 pounds (lbs)

1 kilogram (kg)

1 ounce (oz)

28.35 grams (g) (≈28.4 g)

1 pound (lb)

454 grams (g)

1 grain

64.8 milligrams (mg) (≈65 mg)

1 inch (in)

2.54 centimeters (cm)

1 meter (m)

39.37 inches (≈40 inches); equals 100 cm, 1000 mm; 1,000,000 µm = 1,000,000,000 nm

1000 mL

1 liter (L)

1 cup

8 fluid ounces (fl oz) ≈ 236.56 mL

1 pint (pt)

16 fl oz ≈ 473 mL (≈480 mL)

1 quart (qt)

32 fl oz ≈ 946 mL (≈960 mL)

1 gallon (gal)

128 fl oz ≈ 3785 mL (≈3840 mL)

1 fluid ounce (fl oz)

≈29.57 mL (commonly 30 mL as approximation)

1 teaspoon (tsp or t)

5 mL

1 tablespoon (tbsp or T)

15 mL

1 mL

1 cubic centimeter (cc)

1 x 10^6 µm

1,000,000 micrometers = 1,000,000,000 nanometers

28.4 g

Exact weight for 1 oz