Excipients 10.31 Flashcards
1
Q
ethylcellulose
A
rate-controlling partition membrane
2
Q
hypromellose
A
delayed-release coating material
3
Q
diethyl phthalate
A
delayed-release coating material
4
Q
carnuba wax
A
wax coating that doesn’t dissolve and leaves a ghost matrix
5
Q
glyceryl behenate
A
waxy matrix material
6
Q
methacrylic acid copolymer type C
A
enteric coating material
7
Q
cellulose acetate
A
makes the semi-permeable membrane
8
Q
sugar spheres
A
drug layering pellets that sustain the release of the drug
9
Q
povidone
A
polymeric coating material
10
Q
shellac
A
enteric coating material
11
Q
sodium polystyrene sulfonate
A
an ion-exchange resin
12
Q
hydrogenated castor oil
A
stabilizes hydrophilic matrix
