Exam 3 Stuff Flashcards
What type of people are in the United States Pharmacopeia (USP)
Volunteers with extensive science expertise from clinical practice, academia, and industry
What 3 things does the USP create standards for?
medications, healthcare technologies, and related practices
In the USP chapters >1000 are _____ while chapters <1000 are ____
informational
enforceable
True or false, USP chapters undergo continuous revision
True
What is the basis for The Joint Commission (TJC) and state pharmacy board inspections?
United States Pharmacopeia (USP)
When did the revised USP 797 take effect?
June 1, 2008
The revised USP 797 is the _____ practice and quality standards for compounding ______ of drugs and nutrients based on current scientific information and _____
Minimum; sterile preparations; best sterile compounding practices
What are the 5 different risk levels according to USP 797?
Low Low with 12 hour or less BUD Medium High Immediate use
____ are a major source of contamination during the sterile compounding procedure
People
Who is responsible for determining risk level of a sterile compounded medication in an institution?
The pharmacist
What can a sterile compounded medication be contaminated with?
Microbes, chemicals, or other matter
Which risk level?
Aseptic manipulations entirely within ISO class 5 using only sterile ingredients, compounds, products, and devices are used
Low
Which risk level?
No more than 3 commercially manufactured packages of sterile products and not more than 2 entries into any one sterile container or package
Low
Which risk level?
Aseptically opening ampules, penetrating disinfected stoppers on vials with sterile needles and syringes and transferring sterile liquids in sterile syringes to sterile administration devices, package containers of other sterile products, and containers for storage and dispensing
Low
Which risk level?
Ampule contents should be passed through a sterile filter to remove particles
Low
Which risk level?
Compounding piggybacks or hydration fluids in an ISO 5 laminar flow hood
Low
Which risk level?
Dual chamber parenteral nutrition container with no more than 2 additives?
Low
Medium risk preparations are low risk with the addition of one or more of what 3 things?
- Multiple individual doses of sterile products are combined or pooled to prepare a product that will be given to multiple patients or one patient multiple times
- Complex manipulations
- Long duration of the compounding process
Which risk level?
PN using manual or automated devices
Medium
Which risk level?
Filling device reservoirs with more than 3 sterile drug products and evacuation of air before dispensing
Medium
Which risk level?
Transfer of volumes from multiple ampules or vials into one or more final sterile containers
Medium
- Non-sterile chemo gloves with initial and repeated disinfection w/ 70% IPA
- Sterile glvoes with initial and repeated disinfection w/ 70% IPA
Are components of what risk quality assurance procedures?
Medium
Which risk level?
Nonsterile ingredients or devices used before sterilization
High
Which risk level?
Air quality inferior to ISO Class 5
High
Which risk level?
Nonsterile exposure for 6 hours before sterilized
High
Which risk level?
Storage-no more than 24 hours controlled room temperature, 3 days refrigerated or 45 days in solid frozen state
High
What temperature is considered a solid frozen state?
-10 to -25 degrees
Which risk level?
Nonsterile bulk and nutrient powders that will be sterilized (morphine, glutamine)
High
Which risk level?
Sterile ingredients in nonsterile conainers
High
Which risk level?
Bladder irrigations made from bulk powder
High
With low and medium risk, start ____ and _____; with high risk start _____ and _____
low/med: start sterile and maintain sterility
high: start nonsterile and make sterile
What are 5 immediate use CSPs? (compounded sterile preparations)
Patient Ambulance ER Combat zone Code
True or false
Immediate use CSPs are exempt from all 797 requirements
True!
5 immediate use CSPs requirements
- Only simple aseptic manipulations
- No more than 3 sterile non-hazardous drugs (no chemo)
- No more than 2 entries in one container
- No delays/interruptions
- No contact contamination
True or false
With an immediate use CSP, the dose has to be labelled even when administered by the person who prepared it
False!
Only needs to be labelled if NOT administered by the preparer
How long from completion of an immediate use CSP until it must be used?
1 hour
True or false
An immediate use CSP dose must be discarded if administration has not begun within 1 hour after the start of preparation
True!
True or false
beyond use dating (BUD) = expiration date
False!
Expiration date applies to manufactured drug products
What type of data is used to determine the beyond use dating?
Microbiologic and chemical
What is it called when another pharmacy:
- Prepares an admixture
- Completes all compounding or certain preparations
- Take care of waste, cost, and expiration issues?
Outsourcing!
When outsourcing, who is responsible for the product given to the patient?
YOU! (or the person giving it)
You should check quality records and visit compounding center to ensure quality of drug
When was the final revision of USP 797 published and when will it be implemented?
June 2019
December 1, 2019
What is the primary component of parenteral carbohydrates?
Dextrose
1 g of hydrated dextrose = hos many kcal?
3.4
1 L D5W = how many kcal?
170
Max rate dextrose is oxidized by an adult body?
4 to 7 mg/kg/min
may be higher in pediatrics
What concentrations of dextrose are commercially available?
2.5-70%
What does excess dextrose in the blood cause?
- Hyperglycemia
- Excess carbon dioxide formation
- Hepatic steatosis
How many mOsm/L is in 5% dextrose?
250
What is the max mOsm/L tolerated peripherally?
900
What is the highest peripheral dextrose concentration available?
10%
What is glycerol?
Sugar alcohol
How many kcal is 1 g of glycerol?
4.3 kcal
True or false
Glycerol requires insulin for transport into cells
False!!!
What component is used as non-protein calorie source in ProcalAmine for short-term protein sparing therapy?
glycerol
Which are purer amino acid forms and why?
Crystalline or protein hydrolysates?
Crystalline! They have a known amino acid composition
Amino acids are reformulated from ____ to ____ salts to reduce metabolic acidosis
chloride to acetate
How many kcal is 1 g of amino acids?
4
True or false, amino acids are used for energy
False!!! They are used for protein synthesis
100 g protein = ___ g nitrogen
16
What are the 2 amino acid formulations used in pediatrics?
Cysteine-essential in neonates
Carnitine
What are aspects of the cysteine-essential amino acid formulation used in neonates?
- Unstable to add at the manufacturer
- Add to PN in pharmacy and use within 24 hours
- Enhances Ca/P solubility
What are aspects of the Carnitine amino acid formulation used in the pediatric population
- Transport FFA into the mitochondria
- Decrease carnitine associated with impaired lipid metabolism
- Routine use controversial in absence of inborn error of metabolism
Which component in a TPN is the source of energy and essential fatty acids?
IV Fat emulsion
What makes up the IV fat emulsion used in a TPN?
Long chain fatty acids containing linoleic and linolenic acid
What does IV fat emulsion contain as an emulsifier
Egg phosphatides
What does IV fat emulsion contain for tonicity?
Glycerine
What are the particle sizes of IV fat emulsion?
0.4 to 0.5 microns (similar to chylomicrons)
What is the biggest downside to IV fat emulsion use?
Good growth medium for bacteria
How many kcal is in 1 g of fat emulsion?
10
What is the concentration of kcal/mL in 20% fat emulsion?
2 kcal/mL
What is the concentration of kcal/mL in 30% fat emulsion?
2.9 kcal/mL
True or false
30% fat emulsion is not for direct infusing
True! Only for admixtures!
What filter size do you use when administrating an IV fat emulsion?
1.2 micron air eliminating
Clinolipid 20% contains what types of fat?
80% olive
20% soybean
Smoflipid 20% contains what types of fat?
Soy, medium chain, olive, and fish oils