9 Ocular Pharmacology Flashcards

1
Q

drugs used to cause mydriasis

A

adrenergic agonist(a1AR) - phenylephrine

cholinergic antagonist(M3) - tropicamide, atropine, cyclopentolate, homatropine, scopolamine

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2
Q

drugs used to lower IOP(glaucoma)

A

b-antagonists;

  • timolol(b1/2ARs)

a-agonists:

  • brimonidine(a2)
  • apraclonidine(a2)

cholinergic agonists

  • pilocarpine
  • carbamylcholine

also: prostaglandin analogues, carbonic anhydrase inhibitors, osmotic agents

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3
Q

steps of diagnosing horner’s syndrome

A
  1. narrow down the eyeball
    1. which pupil does not correct properly?
  2. cocaine drops
    1. if horners, no dilation occurs
  3. narrow down which nerve - hydroxyamphetamine
    1. if 3rd nerve is working, should dilate
    2. if affected eye failes to dilate, likely 1/2 order neuron
  4. get chest x-ray; might be a tumor!
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4
Q

medications that can precipitate an attack of acute angle glaucoma?!

A

medications causing pupillary dilation

anti-cholinergic side effects

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