Pharm 5 Anti-parasite Flashcards

1
Q

American Trypanosome (chaga) Tx

A

Nifurtimox

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2
Q

African Trypanosome Tx (3)

A

Suramin
Melarsoprol
Eflornithine

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3
Q

Suramin

A

Trypanosome brucei

  • Chemoprophylaxis
  • Lymphatic (acute) Tx
    • doesn’t cross BBB
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4
Q

Suramin adjunct

A

Pentamidine

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5
Q

Melarsoprol class

A

Arsenicals

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6
Q

Melarsoprol

A

Trypanosome brucei

  • First line for CNS Tx
  • Serious side effects (G6PD)
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7
Q

Eflornithine

A

Trypanosome brucei

  • Inhibits ornithine decarboxylase
  • Blocks conversion to putrescine
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8
Q

Nifurtimox

A

Trypanosome cruzi

-Only for acute (hemolymphatic) phase, not too effective

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9
Q

Leishmaniasis Tx

A

Sodium Stibogluconate

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10
Q

Metronidazole parasites

A

Amebiasis, Giardiasis, Trichomoniasis

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11
Q

Balantidiasis Tx

A

Tetracycline

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12
Q

Metronidazole SE

A

Dark urine

-Disulfiram-like with alcohol (circulatory collapse)

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13
Q

Metronidazole MOA

A

Only penetrate anaerobe cells

-Gets reduced, breaks DNA

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14
Q

2 lumenal amebiasis Tx

A

Iodoquinol

Paromomycin sulfate

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15
Q

Metronidazole resistant Giardia Tx

A

Nitazoxanide

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16
Q

Nitazoxanide

A

Blocks pyruvate:ferridoxin oxidoreductase pathway (like metronidazole)

17
Q

Mebendazole

A

Helminth Tx

  • Inhibit microtubule synthesis
  • Eat with fatty meal
18
Q

Pyrantel pamoate

A

Nematode Tx

  • ACh (N) agonist
  • poorly absorbed -> lumenal
19
Q

Praziquantel

A

Cestode, Trematode, Fluke Tx

-Increase Ca permeability

20
Q

Piperazine

A

Nematode Tx

  • ACh inhibitor
  • hypersensitivity SE
21
Q

Ascariasis

A

Intestinal nematode infection

22
Q

Albendazole

A

Avoid in pregnancy

23
Q

Niclosamide

A

Cestode Tx

-Praziquantel alternative

24
Q

Schistosoma Tx

A

Praziquantel