Antimetabolitos Flashcards

(14 cards)

1
Q

Analogos de la pirimidinas

A

Citarabina
Gemtacitabina

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2
Q

Mencione los antifolatoro

A

Metrotexato

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3
Q

Mecanismo de accion de la Gemcitabina

A
  1. Inhbe la ribonucletido reductasa
  2. Se incorpora al ADN en forma de difluorodeoxicitidina
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4
Q

Base nitrogenada que se une
* Citarabina
* Gemcitabina

A

Citocina

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5
Q

En que canceres se usa la gemcitabina

A

Pancreas
Pulon
Vejiga

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6
Q

Mecanism de accion de la citabarina

A

Analogo de 2-Dexocitidina se incorpora al ADN en forma de Ara-CTP

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7
Q

Indicaciones para 5-FU

A
  • CRC
  • Mama
  • Pancreas
  • Cancer gastrico
  • Cancer de cabeza y cuello
  • Queratosis atipica
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8
Q

Toxicidad de 5-FU

A
  • Mielisupresion
  • Mucosis/diarrea
  • Sindrome de mano y pie
  • Cardiotoxicidad
  • Neurotoxicidad
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9
Q

Mecanismo de accion de la Capecitabina

A

Profarmaco diseñado para liberar F-FU de manera selectiva en tejido tumo

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10
Q

Farmacos anologo de purina

A

Tiopurinas

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11
Q

Uso clinico de la Metacaptpurinas y Tioguanina

A
  • Mantemiento de leucemia linfoblastica aguda
  • Induccio y manteiemroto de leucemia mielodide aguda
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12
Q

Mecanismo de accion de Tioguanina

A

Inhibe sintesis de purinas incorpora al AND

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13
Q

Mecanismo de accion de Mercaptopurinas

A

Inhibe sintesis de purinas de Novo se incorpora al ARN

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14
Q
A
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