Pharm 4 Anti-malarial Flashcards

1
Q

Plasmodium falciparum disease

A

Cerebral malaria

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2
Q

Chloroquine

A

1st line

  • Erythrocide
  • Transporter resistance in falciparum
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3
Q

Quinine/Quinidine

A

Falciparum 1st line

  • Erythrocide for all
  • Gametocide for vivax, ovale
  • Given with doxycycline
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4
Q

Prophylactic

A

Mefloquine

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5
Q

Primaquine

A

Adjunct to eliminate hepatic schizontes

-Only Tx for hypnozoites

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6
Q

2 folate synthesis inhibitors

A
Pyrimethamine
Sulfanomides (sulfadoxine)
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7
Q

2 drugs contraindicated with G6PD (too much oxidative stress)

A

Chloroquine

Primaquine

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8
Q

Malaria requiring 2 drugs (hepatic, erythro)

A

P. ovale

P. vivax

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9
Q

Gametocidal drugs

A

Chloroquine

Quinidine/Quinine

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10
Q

Hepatocidal drugs

A

Primaquine

Metronidazole

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11
Q

Adjunct antibiotic for erythrocide

A

Doxycycline

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12
Q

Falciparum Tx

A

Oral quinine

IV quinidine + doxycycline

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13
Q

Hemozoin

A

Malaria sequestered heme to prevent oxidative damage

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14
Q

Hemozoin Tx

A

Chloroquine prevents hemozoin formation

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15
Q

Chloroquine synonym

A

Quinolone

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16
Q

Chloroquine resistance

A

PfCRT (chloroquine resistance transporter) pump

17
Q

Chloroquine adjunct

A

Metronidazole for hypnozoites

18
Q

Chloroquine contraindications

A

G6PD

  • Psoriasis, porphyria
  • Retinal abnormalities
19
Q

Quinine toxicity

A

Cardiotoxic

20
Q

Quinine SE

A
  • Cinchonism - tinnitis, headache, GI

- Blackwater fever - hypersensitivity hemolysis

21
Q

Mefloquine

A

Prophylactic erythrocide

22
Q

Hypnozoite (vivax, ovale) Tx

A

Primaquine

23
Q

Pregnancy Tx

A

Chloroquine

24
Q

Folate synthesis inhibitor

A

Pyrimethamine

25
Q

Artemisinin

A

Most powerful antimalarial

  • Block hemozoin
  • Produce toxic hemart