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Ocular Pharma #3
Drug Retention Test Chapter 1
| Term | Definition |
|---|---|
| BAK (Benzylkonium chloride) | Preservative |
| Purite | Preservative, Disappearing preservative-breaks down to water and oxygen |
| 5% Sodium chloride | Hypertonic agent |
| Sodium perborate | Preservative, Disappering preservative- breaks down to water and oxygen |
| Glycerine | Hypertonic agent |
| Fluorescein | Stains cornea only |
| Lissamine Green | Stains cornea and conjunctiva |
| Povidone | Viscous vehicle to increase contact time of liquids |
| Lanoline | Vehicle for ointments |
| Methylcellulose | Viscous vehicle to increase contact time of liquids |
| Petrolatum | Vehicle for ointments. |