MCC Beyond-Use Dating and Stability 2

Question 1

Which analytical method is considered the gold standard for assessing drug concentration and confirming potency during stability testing of compounded preparations?

Accepted Answer

High-performance liquid chromatography (HPLC)

Answer

HPLC is the gold standard analytical method for quantifying drug concentration and confirming potency in stability studies due to its sensitivity and specificity.

Question 2

According to USP <797> (2023), what is the maximum BUD for a Category 2 CSP stored at controlled room temperature WITHOUT extended stability studies?

Accepted Answer

4 days

Answer

Category 2 CSPs without extended stability studies may be assigned a BUD of up to 4 days at controlled room temperature per the 2023 revision of USP <797>.

Question 3

What does the term 'potency' refer to in the context of beyond-use dating for compounded preparations?

Accepted Answer

The amount of active drug per unit that produces a given pharmacological effect

Answer

Potency refers to the concentration of active ingredient per unit dose that produces the intended pharmacological effect; it must remain within acceptable limits throughout the BUD period.

Question 4

Which organization provides the primary national standards for beyond-use dating in both sterile and non-sterile compounded preparations in the United States?

Accepted Answer

United States Pharmacopeia (USP)

Answer

USP chapters <795> (non-sterile) and <797> (sterile) provide the primary national standards for BUD assignment and are widely adopted by state boards and accrediting bodies.

Question 5

A pharmacist compounds a water-containing oral suspension from bulk chemicals. Under USP <795> Category 1 guidelines, what is the maximum BUD?

Accepted Answer

35 days under refrigeration

Answer

Water-containing oral formulations compounded from bulk chemicals under USP <795> Category 1 have a maximum BUD of 35 days when stored under refrigeration.

MCC - Medication Compounding Certification Practice Test

MCC - Medication Compounding Certification Practice Test

MCC Beyond-Use Dating and Stability 2