6 Questions
What is the recommended time to wait between instillation of drops when using more than one topical ocular medication?
5 minutes
How can patients prevent the loss of the drug reservoir after instillation of drops?
By applying digital pressure at the medial canthus
What is the effect of blinking on a drug's effect after instillation of drops?
It diminishes the drug's effect
What is the role of the nasolacrimal pump mechanism in ocular drug absorption?
It forces fluid from the lacrimal sac into the nasopharynx, creating a negative sac pressure that empties the tear lake
What is the purpose of applying digital pressure at the medial canthus after instillation of drops?
To prevent emptying of the tear lake and reduce systemic toxicity by decreasing absorption through the nasal mucosa
How does the second drop affect the first drop if instilled without a 5-minute interval?
It may simply wash out the first drop
Quiz: Improving Ocular Drug Absorption - Key Measures and Techniques Discover important measures to enhance drug absorption in the eyes. Test your knowledge on techniques such as proper timing between instillation of drops and minimizing the impact of blinking. Find out how to optimize ocular absorption for effective medication delivery.
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