Excipients and components of dosage forms

Question 1

Preservatives (solution)

Answer 1

Ethanol
Benzyl Alcohol
Chlorobutanol
Benzoic acid
Sorbic acid
Parabens -butyl paraben; propyl paraben, metyl paraben, ethyl paraben
Benzalkonium chloride, Cetyltrimethylammonium chloride

Question 2

Antioxidants (solution)

Answer 2

BHA, BHT (free radical stabilizer)
propyl, octyl, dodecyl esters of gallic acid
Tocopherols, Vitamin E
Sodium bisulfite
Ascorbic acid
Thiols
Citric acid, EDTA

Question 3

Glycerin, Propylene Glycol (Solution)

Answer 3

Co-Solvent

Question 4

Sorbitol Solution, Sucrose

Answer 4

Sweetener

Question 5

Cetyl Alcohol, stearyl alcohol(emulsion)

Answer 5

emulsifier, thickening agent

Question 6

Glycerin (Emulsion)

Answer 6

humectant

Question 7

Magnesium aluminum silicate (Emulsion)

Answer 7

Emulsifier

Question 8

Polysorbate 60, Sodium lauryl sulfate (emulsion)

Answer 8

Emulsifier

Question 9

thickening agents, structured vehicle system (Suspension)

Answer 9

Polymers & clay
-Carboxymetylcellulose (CMC), metylcellulose, microcrystalline cellulose, magnesium aluminum silicate, polyvinylpyrrolidone, xanthan gum, bentonite, magnesium aluminum silicate

Question 10

Polysorbate 80 (suspension)

Answer 10

wetting agent