Pharmacy Tech Chapter 10 Questions and
Correct Answers/ Latest Update / Already
Graded
Sterile Compounding
Ans: parenteral solutions must be sterile, free of all visible
particulate material, pyrogen-free, and stable for their intended
time of use. In most cases they will also be isotonic and have a
pH around 7.4
Regulations
Ans: standards for sterile compounding are developed by the
USP-NF. The FDA and state boards of pharmacy have
jurisdiction over the enforcement of the standards. USP
Chapter <797> Pharmaceutical Compounding--Sterile
Compounding is the primary sterile compounding.
LVP Solutions
Ans: Large volume parenterals (LVP) are 100ml or more and
come in plastic bags or glass bottles. Drugs can absorb to the
plastic in some types of bags, and some plastic bags allow
plasticizers to be leached into the parenteral solutions.
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SVP Solutions
Ans: when a drug is added to a parenteral solution, the drug is
referred to as the additive, and the final mixture is referred to
as the admixture.
Special Solutions
Ans: Parenteral nutrition solutions are complex admixtures
composed of dextrose, fat, proteins, electrolytes, vitamins, and
trace elements used to meet a patient's nutritional needs.
Administration Devices
Ans: -LVP solutions are usually administered with an
administration set. In addition to the basic components (tu bing,
spikes, clamps, needle adapters), administration sets may have
drip chambers, volume control chambers, and flashballs.
-Parenteral administration devices use either gravity or a pump
to push the solution into the patient.
Primary Engineering Controls (PECs)
Ans: sterile preparations must be made in environments with a
controlled number of airborne particles. ISO limits for sterile
compounding are Class 5, 7, and 8. Appropriate environments
must be maintained by PECs such as laminar airflow
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workstations, biological safety cabinets, isolators, and clean
rooms.
Aseptic Techniques for Compoundings CSPs
Ans: -Aseptic techniques are the sum total of methods and
manipulations required to minimize the contamination of a CSP
-Garbing is the special clothing worn to reduce contamination
from the compounder in or around the PEC
-Some PECs require special cleaning procedures just prior to
compounding a CSP.
-Correct placement of compounding materials in PECs is critical
-When working inside a PEC device (laminar airflow
workstation) the technician must know: when to turn the PEC
on/off; the order in which the various parts inside of the PEC
should be cleaned; and how to work in a device with a zone of
turbulance
Aseptic Techniques for Working with Vials
Ans: there is the potential of coring the rubber stopper of a vial
when inserting a needle.
Aseptic Techniques for Working with Ampules
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