PTCB - Order Entry & Processing

Non-sterile compounding

the compounding process that does not require sterility, which is used to prepare prescriptions for creams, ointments, capsules, oral liquids, etc.

Non-sterile compounding follows guidelines from ____ ____

USP <795>

During non-sterile compounding, rotate the stock to make sure the _____ stock gets used first

oldest

Equipment should be cleaned __________ after compounding to prevent cross-contamination

immediately

Which balance should be used for weighing during prescription compound?

The Class A balance

The Class A balance has a minimum sensitivity of ______ and a maximum capacity of ______

6 mg; 120 g

Which scale is preferred?

a digital scale

Beyond-use date (BUD)

the date after which a compounded medication should not be used (the expiration date and BUD are not the same)

Who assigns expiration dates?

the manufacturers

What is the maximum beyond-use date for non-aqueous compounded products?

6 months

What is the maximum beyond-use date for topical/dermal compounded products that contain water?

30 days

What is the maximum beyond-use date for oral formulations that contain water?

14 days (refrigerated)

Spatulation

the technique of mixing powders an semi-solids (ointments, creams, etc.) on an ointment slab using a spatula

Trituration

reducing the particle size of a substance by grinding it using a mortar and pestle

Levigation

decreasing the surface tension between two ingredients by wetting them with a small amount of insoluble liquid, then spatula ting or triturating

The avoirdupois system

the traditional system of weights os measures in the United States based on pounds (lbs) and ounces (oz)

The metric system

the standard measurement system around the world due to its accuracy and simplicity

1 milligram (mg) = ____ micrograms (mcg)

1,000

1 gram (g) = ____ milligrams (mg)

1,000

1 kilogram (kg) = ____ grams (g)

1,000

1 kilogram (kg) = ___ pounds (lbs)

2.2

1 milliliter (mL) = __ cm³ (cc)

1

1 deciliter (dL) = ___ mL

100

1 liter (L) = ____ mL

1,000

1 ounce (oz) = __ mL

30

1 tablespoon (tbsp) = __ mL

15

1 teaspoonful (tsp) = __ mL

5

1 tbsp = __ tsp

3

I

1

II

2

III

3

IV

4

V

5

VI

6

VII

7

VIII

8

IX

9

X

10

L

50

C

100

D

500

M

1,000

PO

by mouth

PR

rectally

AU

both ears

AS

left ear

AD

right ear

OU

both eyes

OS

left eye

OD

right eye

IV

intravenous

IVPB

intravenous piggyback

IM

intramuscular

ID

intradermal

NG

nasogastric

SC or SQ

subcutaneous

SL

sublingual

TD

transdermal

QD

daily

QOD

every other day

BID

twice daily

TID

three times daily

QID

four times daily

QAM

every morning

QPM

every evening

Qwk

every week

HS

at bedtime

AC

before meals

PC

after meals

PRN

as needed

STAT

immediately

%W/W (percent weight/weight)

the active drug and the inactive base are both in the same unit of weight (grams)

1% = 1 g of active ingredient per 100 g of total product (1% = 1g/100g)

%V/V (percent volume/volume)

the active drug and the inactive base are both in the same unit of volume (milliliters)

1% = 1 mL of active ingredient per 100 mL of total product (1% = 1mL/100mL)

%W/V (percent weight/volume)

the active drug is in the unit of weight (grams), and the inactive base is in the unit of volume (milliliters)

1% = 1 g of active ingredient per 100 mL of total product (1% = 1g/100mL)