Exam 2: de Villiers Excipients

Question 1

Sodium lauryl sulfate

Answer 1

Surfactant

Question 2

Microcrystalline cellulose

Answer 2

Tablet diluent

Used for direct compression

Question 3

Magnesium stearate

Answer 3

Lubricant (not soluble in water)

Question 4

PVP or Povidone

Answer 4

Binder

Question 5

Dicalcium phosphate

Answer 5

Diluent for tablet (not water soluble)

Question 6

Corn starch

Answer 6

Binder
Disintegrant
Diluent

Question 7

Croscarmellose sodium

Answer 7

Super disintegrant

Question 8

Sodium starch glycolate

Answer 8

Super disintegrant

Question 9

Colloidal silicon dioxide

Answer 9

Glider

Dessicant (drying agent)

Question 10

Methyl paraben

Answer 10

Preservative

Question 11

Gelatin

Answer 11

Binder

Question 12

Propyl paraben

Answer 12

Preservative

Question 13

Sodium benzoate

Answer 13

Preservative

Question 14

Talc

Answer 14

Lubricant

Question 15

Benzalkonium bromide

Answer 15

Preservative for injection

Question 16

Potassium sorbate

Answer 16

Preservative

Question 17

Sucrose

Answer 17

Sweetener

Diluent

Question 18

Xanthan Gum

Answer 18

Binder
Thickener
Alternative for gelatin

Question 19

Carbomer

Answer 19

Gelling agent

Suspending agent

Question 20

Calcium stearate

Answer 20

Lubricant (not water soluble)

Question 21

Sodium saccharin

Answer 21

Sweetener

Question 22

Aspartamine

Answer 22

Sweetener

Question 23

Stearic acid

Answer 23

Lubricant (more soluble in water)

Emulsifier

Question 24

Sucralose

Answer 24

Sweetener

Question 25

Mannitol

Answer 25

Diluent | Sweetener (can be alternative to other compressioner, more water soluble)

Question 26

Titanium dioxide

Answer 26

White pigment (not water soluble)

Question 27

Sorbitol

Answer 27

Plasticizer Sugar alternative Laxative and osmotic agent (at higher concentrations)

Question 28

Tween 80 or Polysorbate 80

Answer 28

Emulsifier

Question 29

HPMC

Answer 29

Gelatin alternative | Excipient in controlled release

Question 30

Ferric oxide

Answer 30

Red dye

Question 31

Sodium bicarbonate

Answer 31

Alkalyzing agent

Question 32

EDTA or Ethylene diamine (tetraacetic acid)

Answer 32

Chelator

Question 33

Organic diluents

Answer 33

``` Starch Lactose Mannitol Microcrystalline cellulose Methyl cellulose ```

Question 34

Inorganic diluent

Answer 34

Kaolin Bentonite CaCO3 (dilatant) Dicalcium phosphate