Practice Quiz

Ophthalmic Assistant

Category - Pharmacology

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What technique can be used to avoid systemic absorption of eye drops?
  1. Having the patient close their eye directly after instillation
  2. Applying a cotton pledget over the lacrimal sac before instillation
  3. Instructing the patient to tilt their head back after instillation
  4. Holding the dropper as close to the eye as possible
Explanation
Answer: B - Applying a cotton pledget over the lacrimal sac

A technique that can be used to avoid systemic absorption of eye drops is applying a cotton pledget over the lacrimal sac before instillation. Systemic absorption of certain localized eye drops can lead to toxic reactions or systemic disturbances.
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