Alfa 2 agonistas centrales Flashcards

1
Q

Metildopa: Nombre comercial

A

ALDOMET

METILDOPA GC

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2
Q

Metildopa: Presentacion

A

Tabletas de 250mg

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3
Q

Metildopa: Dosis

A

Minima: 500mg/dia
Maxima: 3gr/dia

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4
Q

Metildopa: Vida media

A

1 - 3 horas

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5
Q

Metildopa: Mecanismo de accion

A

Agonista de los receptores alfa 2 adrenergicos en el centro vasomotor hipotalamico y tallo encefalico

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6
Q

Metildopa: Efectos adversos

A
  • Depresión
  • Sedación
  • Disminución de la libido
  • Hiperprolactinemia
  • Xerostomia
  • Síndrome de abstinencia
  • Hipotensión postural
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7
Q

Metildopa: Interacciones

A
  • Potencian hipotension: Diuréticos, vasodilatadores, bloqueadores β, antagonistas del calcio e IECA
  • Reducen: AINES
  • Potencian bradicardia: Betabloqueantes y glucósidos digitálicos
  • Potencia Efecto Anticoagulante: Anticoagulantes derivados de la cumarina
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8
Q

Clonidina: Nombre comercial

A

Catapresan

Naclodin

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9
Q

Clonidina: presentacion

A

Comprimidos de 0,15 mg

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10
Q

Clonidina: Dosis

A

Minima: 0,15mg OD
Maxima: 1,2mg OD

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11
Q

Clonidina: Vida media

A

10-20 horas

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12
Q

Clonidina: Mecanismo de accion

A

Agonista de los receptores alfa 2 adrenergicos en el centro vasomotor hipotalamico y tallo encefalico

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13
Q

Clonidina: Efectos adversos:

A
  • Depresión
  • Sedación
  • Disminución de la libido
  • Hiperprolactinemia
  • Xerostomia
  • Síndrome de abstinencia
  • Hipotensión postural
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14
Q

Clonidina: interaciones

A
  • Potencian hipotension: Diuréticos, vasodilatadores, bloqueadores β, antagonistas del calcio e IECA
  • Reducen: AINES
  • Potencian bradicardia: Betabloqueantes y glucósidos digitálicos
  • Potencia Efecto Anticoagulante: Anticoagulantes derivados de la cumarina
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