323 Ophthalmic Drug Delivery (+ Otic)

Card Set Information

Author:
jgiantess
ID:
81341
Filename:
323 Ophthalmic Drug Delivery (+ Otic)
Updated:
2011-04-23 22:52:47
Tags:
biophysical pharmaceutics
Folders:

Description:
prep
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  1. Tonicity
    • 0.9% NaCl
    • 5% Dextrose
    • 2% Glycerin
  2. Preservatives
    • benzalkonium chloride
    • phenylethyl alcohol
    • chlorobutanol
    • phenylmercuric nitrate
    • parabens
    • EDTA (chelator, enhances effectiveness of preservatives)
  3. Buffers
    boric acid, phosphate
  4. Viscosity
    • methylcellulose
    • hydroxymethylcellulose
    • polyvinyl alcohol
    • gellan gum
  5. Surfactants (wetting agents)
    nonionics only: polysorbates
  6. (ear) glycerol
    base
  7. (ear) phenol
    antiseptic, preservative
  8. (ear) sodium bicarbonate
    buffer
  9. (ear) vehicle
    glycerine and/or propylene glycol

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