Antibiotics: Sulfonamides, Pleuromutilins, and Urinary Antiseptics Flashcards

1
Q

Tell me about sulfonamides (what is bactrim?)

A
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2
Q

How do the two ingredients work in bactrim?

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2
Q

What happens when they combine is it now bacterialcidal or static?

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3
Q

What are the mechanisms of resistance for bactrim

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4
Q

What is the spectrum of activity for bactrim?

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5
Q

What are the pharmacokinetcis of sulfamethoxazole

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6
Q

What are the pharmacokinetics of trimethoprim

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7
Q

What are ADRs to bactrim

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8
Q

What is the ADR crystalluria?

A

Crystalline deposits that can cause urinary disruption

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9
Q

What are some combination products ?

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10
Q

Tell me about the dosage forms.

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11
Q

How do i dose bactrim?

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12
Q

What is Lefamulin and its spectrum of activity?

A

50S A & P binder

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13
Q

How is the efficacy of lefamulin described (time or AUC/MIC?)

A

AUC/MIC

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14
Q

Tell me about nitrofurantoin.

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15
Q

What is nitrofurantoins MOA

A
16
Q

Are there any gene resistance with nitro?

A

Resistance via gene mutation seen in E.coli

17
Q

What is nitro’s spectrum of activity?

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17
Q

What are the pharmacokinetics of nitro

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17
Q

What are the adverse reactions for nitro?

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18
Q

What are the drug interactions and dosing for nitro

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19
Q

What is nitro specifically for and where is it active?

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20
Q

Tell me about fosfomycin

A
21
Q

What is the MOA for fosfomycin?

A

stops Bacterial cell wall synthesis at early stage (stops enolpyruvate transferase MurA)

22
Q

How do bugs become resistant to fosfomycin?

A
23
Q

What is the spectrum of activity for fosfomycin?

A

NOT ACTIVE AGAINST ACINETOBACTER

24
Q

What are the pharmacokinetics to fosfomycin?

A

DO not give in renal adjustments as u need good kidneys for this drug.

25
Q

What ADRs does fosfomycin have?

A
26
Q

Tell me about da dosing for fosfomycin

A
27
Q

What is pivmecillinam

A

Brand name Pivya

28
Q

What is Pivya’s MOA?

A
29
Q

What is the mechanism of resistance for pivmecillinam?

A

this also includes mutations of betalactamase, efflux pumps, PBP mutations, and porin changes

30
Q

What is the beta lactamase inhibitor chart

A
31
Q

What are the pharmacokinetics for privya

A
32
Q

What is the spectrum of activity for privya?

A

Works against ESBL

33
Q

What are the ADRs and DDI for pivmecillinam?

A