BETAMETASONA Flashcards

1
Q

Mecanismo de acción

A

Agonista de receptores glucocorticoides, después penetra en el núcleo donde interactúa con secuencias específicas de ADN.

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2
Q

Tipo de glucocorticoide

A

Glucocorticoide sintético de acción prolongada, análogo de prednisolona.

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3
Q

Indicaciones clínicas

A

Parto prematuro.

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4
Q

Pk relevante

Vía de administración

A

Oral, I.M. e I.V.

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5
Q

Pk relevante

Absorción

A

Se absorbe ampliamente. F: 70%

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6
Q

Pk relevante

Distribución

A

Se distribuye ampliamente en el organismo.
UPP: 65%
Vd: 84 L.

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7
Q

Pk relevante

Metabolismo

A

Hepático, conjugándose con ácido glucurónico y sulfatos.

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8
Q

Pk relevante

Eliminación

A

Renal (5% de forma inalterada).

V1/2e: 5.5 hrs.

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9
Q

RAMs

A

Hipertensión, atrofia cutánea, foliculitis, osteonecrosis e infecciones.

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10
Q

Interacciones

A

AINEs, alcohol y anticoagulantes orales.

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11
Q

Precauciones y contraindicaciones

A

Categoría en el embarazo: C.

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