Anti-Infectives 3 Flashcards

1
Q

Clindamycin covers what?

A

Gram positive

Anaerobic

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2
Q

Special use of clindamycin?

A

Topical acne cream

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3
Q

Can you use Clindamycin for enterococcal infections?

A

No

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4
Q

Who uses Clindamycin? Why?

A

Dentists

Excellent abscess penetration

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5
Q

What drug has the highest incidence of C. diff?

A

Clindamycin

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6
Q

Is clindamycin expensive or cheap?

A

Expensive

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7
Q

Mupirocin covers what?

A

Gram positive organisms that cover skin infections

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8
Q

What are some diseases mupirocin is good for?

A

Folliculitis, impetigo, nasal staphi

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9
Q

How does Mupirocin come?

A

Topically

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10
Q

What is a special use of Mupirocin?

A

recurrent MRSA infections

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11
Q

Linezolid is treatment for what?

A

MRSA or VRE serious infections

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12
Q

What is the bioavailiability of Linezolid?

A

EXCELLENT (whereas vancomycin is not)

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13
Q

What is the a/e of linezolid?

A

Thrombocytopenia (worry under 100k)

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14
Q

Linezolid is a what?

A

Reversible, non-selective MAO-I so avoid SSRI therapy

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15
Q

What does MAO do?

A

Chew up NTs (dopamine, serotonin, epi)

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16
Q

Why is Linezolid so special?

A

Oral, at home option for MRSA

17
Q

If risk of sepsis or serious MRSA infection, what do you give?

A

IV Vancomycin

18
Q

What is St. Johns Wart?

A

herbal mood elevator (SSRI) OTC

19
Q

What drugs cause ototoxicity?

A

NSAID
Furosemide (if pushed too quickly)
Aminoglycoside

20
Q

Aminoglycosides cover what?

A
Gram negative (including PA) 
Enterococcus
21
Q

How is aminoglycoside administered?

A

With another drug for PA infections

22
Q

Aminoglycoside is only available how?

A

Parentally (IV)

NOT absorbed orally

23
Q

What is the example of Aminoglycoside?

A

Gentamicin & Neomycin

24
Q

What are the 2 a/e of aminoglycosides?

A

Nephotoxic

Ototoxic

25
How do you treat hepatic encephalopathy?
Neomycin PO to decontaminate the colon and less ammonia builds up
26
QIDP cover what?
gram positive00 including MSSA and MRSA
27
QIDP are used to treat what?
acute bacterial skin and skin structure infections
28
Ammonia mimics what?
GABA
29
What is urea?
2 ammonias + ketone
30
Nitazoxanide is used for what?
Anti-protozoal such as travelers diarrhea
31
Rifaximin is used for what?
diarrhea, usually e. coli, possibly C. jejune, Shigella, and Salmonella
32
Is Rifaximin absorbed well?
No, only for GI with no systemic therapy
33
Whats another use for rifaximin?
Hepatic encephalopathy
34
What drugs cause pulmonary fibrosis?
Nitrofurantoin | Amiodarone
35
Nitrofurantoin common treatment of what?
UTI