Exam 1 ingredients and use Flashcards
Water
solvent
vegetable oil
solvent
ethanol
co-solvent/ preservative
glycerin
co-solvent; humectant (moisturizing agent)
propylene glycol
co-solvent/ humectant
acetic acid
buffer
glycine
buffer
phosphoric acid
buffer
ampule sterility/ preservative content
must be sterile; no preservatives needed if a single dose
multiple dose vials for injections
must be sterile; requires a preservative
Ophthalmic solutions (eye drops)
must be sterile; preservative needed if multiple doses
Oral liquids
Does not need to be sterile, but cannot contain pathogens (less than 100 organisms present per mL). Need preservative for multiple dose packages.
Oral solids
should not contain pathogens
benzyl alcohol
alcohol preservative with local anesthetic action; not used orally
chlorobutanol
alcohol preservative; very volatile; not used orally
benzoic acid
acid preservative in oral products
sorbic acid
acid preservative in oral products
propyl paraben
preservative for mold and yeast used orally
butyl paraben
preservative for mold and yeast used orally
methyl paraben
preservative for bacteria used orally
ethyl paraben
preservative for bacteria used orally