Parenteral emulsions for nutrition and drug delivery Flashcards
1
Q
Give two examples of nutritions that can be give via parenteral emulsion?
A
- Glucose
- Fat (essential fatty acids)
2
Q
why parenteral nutrition?
A
- If for example patient cannot swallow
3
Q
Why calories provided by a 20% emulsion are not precisely double that of a 10% emulsion?
A
Because the existence of lecithin is not doubled
4
Q
what are the characteristics for parenteral emulsion for nutrition?
A
- High calories must be in small volumes
- Particle size must be 0.2-0.5uM any large droplets will block capillaries
- Isotonic
- Must meet all requirements for general injections
- All ingredients must be purified
