41c - Occular Pharm Flashcards

1
Q

What response will an adrenergic agonist have on ciliary epithelium?

A

aqueous production

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2
Q

What effect will opiates have on pupils?

A

pinpoint pupils. They block the effects of inhibitory neurons, resulting in unregulated cholinergics (meiosis)

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3
Q

What is gardener’s eye?

A

Datura or Angel trumpet plants release alkaloids like scopalmine and atropine that cause fixed pupil dilation

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4
Q

MOA of dipivefrin?

A

prodrug for epinephrien for glaucoma management. converted by local esterase

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5
Q

MOA of latanoprost?

A

prodrug for prostaglandin F2 (PGF2). used for glaucoma mangement. Converted by Esterase

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6
Q

MOA of atropine

A

muscarinic antagonist.

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7
Q

MOA of homotropine

A

muscarinic antagonist

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8
Q

MOA of tropicamide

A

muscarinic antagonist

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9
Q

MOA of cyclopentolate

A

muscarinic antagonist

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10
Q

MOA of scopalamine

A

muscarinic antagonist

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11
Q

ADE of muscarinic antagonists?

A

increased intraocular pressure, transient sting.
Systemic effects of dry mouth, photophobia, tachycardia, palpitations, headache, somnolence

CI in glaucoma due to pressure and sulfite allergies

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12
Q

MOA of latanoprost

A

prostaglandin analog, used for glaucoma

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13
Q

MOA of travoprost

A

prostaglandin analog, used for glaucoma

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14
Q

MOA of bimatroprost

A

prostaglandin analog, used for glaucoma

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15
Q

MOA of timolol maleate

A

B-receptor antagonist, used for glaucoma

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16
Q

MOA of levobunolol

A

B-receptor antagonist, used for glaucoma

17
Q

MOA of metipranolol

A

B-receptor antagonist, used for glaucoma

18
Q

MOA of carteolol

A

B-receptor antagonist, used for glaucoma

19
Q

MOA of dorzolamide

A

carbonic anhydrase inhibitor. used for glaucoma.

Reduces bicarb secretion and thus fluid transport, decreasing intraocular pressure.

20
Q

MOA of brinzolamide

A

carbonic anhydrase inhibitor. used for glaucoma.

Reduces bicarb secretion and thus fluid transport, decreasing intraocular pressure.

21
Q

ADE of PGF2 analogs?

A

acute blurred vision, burning stinging/itching.

Chronic - slow and permanent brown pigmentation of iris, eyelid and eyelashes along with increased growth

22
Q

MOA of carbonic anhydrase inhibitors?

A

localized irritation, burning, bacterial contamination.

Blurred vision, lacrimation, photophobia, xerophthalmia(no tears), sulfa allergies!

23
Q

MOA of carbachol

A

muscarinic agonist and cholinesterase inhibitor. increases aqueous humor flow

24
Q

MOA of pilocarpine

A

muscarinic agonist and cholinesterase inhibitor. increases aqueous humor flow

25
Q

MOA of acetylcholine HCL

A

muscarinic agonist and cholinesterase inhibitor. increases aqueous humor flow

26
Q

MOA of echothiophate

A

muscarinic agonist and cholinesterase inhibitor. increases aqueous humor flow

27
Q

ADE of antiVEGF?

A

arterial thromboembolic evetnts.

28
Q

MOA of verteporfin?

A

IV non-thermal laser-activator that generates free radicals and generates vessel damage and platelet activation and occlusion.

29
Q

ADE of verteporfin

A

headache, visual disturbances, photosensitization (avoid light for 5 days)