Drug Delivery To The Eye

Question 1

Why is there low absorption into the anterior segment?

Answer 1

Eye drops induce blinking
20-30 micro litres lost on cheek
Excess drained into nasal cavity

Question 2

What are the 3 different types of eye formulations?

Answer 2

Eye drops
Eye ointments
Eye lotions

Question 3

What are the two segments of the eye?

Answer 3

Anterior - front of lens

Posterior - behind the lens