Antiparkinsonianos Flashcards

1
Q

Mecanismo de Accion de farmacos que ↑Dopamina

A
  • L-dopa
  • Agonistas DA
  • iCOMPT
  • iMAO-B
  • Amantadina
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2
Q

Sintomas de Parkinson

A
  • Bradiquinesia
  • Rigidez muscular
  • Temblor en reposo
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3
Q

Patogenia de Parkinson

A

Degeneracion de neuronas dopaminergicas en la via nidroestriada
Disbalance entre Ach (↑) y dopamina (↓)

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4
Q

Tocalpone, Entacapone

A

Imhibe COMT → ↑ captacion y efectividad de levodopa → ↑ dopamina

Tocalpone: Efecto Hepatotoxico

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5
Q

Selegilina

A
  • Inhibidor slectivo de MAO-B
  • Puede ser utilizado con levodopa

EA
- Disquineais
- Psicosis
- insomnio (metabolismo de amfetaminas)

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6
Q

Agonistas de receptores de dopamina

A
  • Pramipexole
  • Ropinerole
  • Bromocriptina

Aplicacion
* Hiperporlactineamis
* Acromegalia

EA:
- Disquineais
- Psicosis

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7
Q

Anticolinergicos

Benztropina, Trihexifenadil

A

Bloqueantes muscarinicos
- ↓ Temblor y riguidex, poco efectivo sobre bradiquinesia

EA
- Similiar a la atropina

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8
Q

Antagonista Muscarinico

Amantadina

A

Antiviral, bloqueante de receptores muscarinicos
- ↑ liberacion de dopamina
- ↑ sintesis de dopamina
- ↓ recaptacion de dopamina

EA:
- Similar a atropina
- Liveso reticularis
- Ataxia
- Edema Periferico

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9
Q

Anticolinergicos

A
  • Benztropina, Trihexifenadil (bloqueantes muscarinicos)
  • Amantadina
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