Opthalmic Osmotics Flashcards
1
Q
osmotic drugs do what?
A
decrease vitreous humor volume in posterior cavity, intraocular pressure, which increase VASODILATION to retina, which prevent damage to retina or loss of vision
2
Q
what are osmotics used for?
A
in emergency tx of acute CLOSED angle glaucoma to reduce intraocular pressure; for pre/post op
3
Q
what are examples of osmotics?
A
glycerin, isosorbide, mannitol
4
Q
osmotics cause what s/e?
A
HA, n/v/d; disorientation r/t f/e imbalance, especially in elderly
5
Q
nursing intervention with osmotics
A
monitor I&Os and F/E
6
Q
osmotics MANNITOL are contraindicated for pts with
A
severe Pulmonary Congestion, anuria, dehydration; Caution with HF pts
