ALOPURINOL Flashcards

1
Q

MECANISMO DE ACCIÓN

A

Análogo estructural de Ia xantina, y al inhibir Ia xantina oxidasa, reduce Ia concentración de acido úrico en Ia sangre.

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2
Q

INDICACIONES CLÍNICAS

A

Gota primaria y secundaria, hiperuricemia secundaria a tumores malignos y cálculos de calcio y oxalato.

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3
Q

FARMACOCINÉTICA: Administración

A

Oral.

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4
Q

FARMACOCINÉTICA: Absorción

A

Tmax: 1.5 horas.
F: 80-90%.

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5
Q

FARMACOCINÉTICA: Distribución

A

Vd: 1.6 L/kg

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6
Q

FARMACOCINÉTICA: Metabolismo

A

Hepático.

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7
Q

FARMACOCINÉTICA: Excreción

A

Renal (80%), heces (20%).

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8
Q

FARMACOCINÉTICA: V 1/2 E

A

1-2 horas.

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9
Q

REACCIONES ADVERSAS

A

Hipersensibilidad, síndrome de Stevens-Johnson, fiebre, malestar general y mialgia.

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10
Q

INTERACCIONES RELEVANTES

A

El uso simultáneo de alopurinol y anticoagulantes derivados de cumarinas puede resultar en un aumento del INR.

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11
Q

PRECAUCIONES Y CONTRAINDICACIONES RELEVANTES

A

Uso concomitante con didanosina.

Categoria en el embarazo: C.

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