Cmpounding Flashcards
Every pharmacy needs what two types of mortar and pestle?
A glass
and A wdgewood or porcelain one
What are glass mortar and pestles used for?
For liquids
And for mixing compounds that are oily or can stain
When are wedgewood mortar and pestles preferred?
Have a rougher surface and are preferred when grinding dry crystals
What are porcelain mortar and pestles used for?
Preferred for blending powders and pulvetrizing gummy things
What are the benefits from an electronic balance?
Simple to use and has higher accuracy
What is trituaration?
Term that means to mix thorough;y
What is levigation?
tritruating the powder with a mortar and pestle ba incorporating a small amount of liquid (levigating agent) that helps with the grinding process
What is spatulation?
Similar to levigation but involves an ointment slab
What excepient is used for soft lozenges
PEG
What is used for chewable lozenges?
Glycerin or gel
What is a hard lozenge made out of?
Sucrose or syrup
What creams have the most water?
What ones have the least?
Lotions most water
Ointments least water
Ointments are classified into what 5 categories?
Oleaginous (oily/greasy)
absoprtion bases
waterin oil (W/O)
oil in water
How to make ointments>
- Triturate using a levigating agent
- gemetric dilution
What is used to make gels?
Pluronic lecithin organogel PLO
