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Ocular Pharmacology > Antibiotics Vs Disease > Flashcards

Antibiotics Vs Disease Flashcards

1
Q

Bacteria conjunctivitis

A

Topical antibiotics
Broad spectrum antibiotics
Chloraphenicol, broad spectrum s3

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2
Q

Bacterial keratitis

A

consider pseudomonas, need gram -ve cover, corneal involvement. Fluoroquinolone
Cephalosporin
Aminoglycoside

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3
Q

Corneal abrasion

A

Broad spectacle topical antibiotic
Tobramycin, chloraphenicol

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4
Q

Blepharitis (ant)

A

Chloraphenicol ointment
(Erythromycin
Gentamicin)

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5
Q

Blepharitis (post)

A

Doxycycline (oral, maybe)
Chloramphenicol
FML

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6
Q

Dacryocystitis

A

deep infection. Oral broad spectrum antibiotic

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7
Q

Hordeolum (int/ext)

A

Broad spectrum topical antibiotic
Oral antibiotic (internal)
Topical antibiotic (external)

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8
Q

Preseptal cellulitis

A

Penicillin
Cephalosporin

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9
Q

Orbital cellulitis

A

Flucoxacillin
Cephalosporin

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10
Q

Endophthalmitis

A

(Vancomycin
Ceftazidime
Dexamethasone)
Intravitreal injection of antibiotics

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11
Q

Gonococcal keratoconjunctivitis

A

Penicillin
Ceftriazone
Oral doxycycline
Topical gentamicin

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12
Q

Chlamydial conjunctivitis

A

Oral doxycycline
Azithromycin

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13
Q

Rosacea keratitis

A

Oral doxycycline
Erythromycin
Azithromycin

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14
Q

OTC antibacterials?

A

propamidine derivatives (and ointment, brolene)
chloramphenicol (conjunctivitis etc.)

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15
Q

antibacterial: affecting cell wall structure?

A

penicillin (oral)
cephalosporins (oral)

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16
Q

antibacterial: affecting cell membrane?

A

polymixin B
gramicidin

17
Q

antibacterial: affecting protein synthesis?

A

aminoglycosides
chloramphenicol
tetracyclines
azithromycin (oral/trachoma)

18
Q

antibiotic: affecting metabolism?

A

sulfonamides

19
Q

antibiotic: affecting metabolism?

A

(trimethoprim)

20
Q

antibiotic: affecting DNA synthesis?

A

(nalidixic acid)
fluoroquinolones

21
Q

list reasons for antimicrobial failure

A

inaccurate diagnosis
resistant microorganisms
inadequate drug dosage
inadequate adjunctive physical procedures
patient noncompliance
inadequate patient immune response (most common)

22
Q
A

Ocular Pharmacology (4 decks)

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