Antiemetika Flashcards

1
Q

Gruppe: Ondansetron, Granisetron, Palonosetron

A

5-HT3-R-Antagonisten

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2
Q

Indikation: Ondansetron, Granisetron, Palonosetron

A
  • zytostatika induziertes Erbrechen
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3
Q

Wirkung: Ondansetron, Granisetron, Palonosetron

A
  • kompetetiver Antagonist am 5-HT3-R
  • Ionenkanal gekoppelt, aber nicht selektiv für R
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4
Q

Wirkung: Ondansetron, Granisetron, Palonosetron

A
  • Antiemetisch
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5
Q

Gruppe: Aprepitant, Forsaprepitant

A

NK1-Rezeptorantagonist

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6
Q

Indikation: Aprepitant, Forsaprpitant

A

Zytostatika induziertes Erbrechen

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7
Q

Wikmechanismus: Aprepitant, Forsaprpitant

A

Antagonist am NK1-R

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8
Q

Wirkung: Aprepitant, Forsaprpitant

A

Antiemetisch

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9
Q

Metabolismus: Forsaprpitant

A

Prodrug von Aprepitant

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10
Q

Gruppe: Scopolamin

A

Muskarin-Rezeptor-Antagnoist

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11
Q

Indikation: Scopolamin

A
  • Übelkeit im Rahmen von Kinetose (Reaktion auf ungewohnte Bewegung)
  • Morbus Meniere
  • postoperatives erbrechen
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12
Q

Wirkmechanismus: Scopolamin

A

Antagonist am muskarinergen Rezeptor –> überall, nicht selektiv –> Aufhebung der “normalen” parasympathischen Wirkung

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13
Q

Wirkung: Scopolamin

A

Antiemetisch

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14
Q

Pharmakokinetik: Scopolamin

A
  • VT: NS-gängig (tertiäres Amin)
  • BV: 25%
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