antidiarreicos Flashcards

1
Q

tipos de antidiarreicos

A
  • loperamida
  • caolín-pectina
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2
Q

m. acción de loperamida

A

agonista mu periféricos (opioide)

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3
Q

usos de loperamida

A
  • diarrea aguda NO infecciosa (del viajero leve)
  • diarrea crónica en enf inflamatoria intestinal
  • sx de int irritable
  • diarrea x quimio
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4
Q

contraindicaciones de loperamida

A

diarrea inf grave (shigella, salmonella, c. diff)

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5
Q

complicacion de loperamida al usarse en diarrea infecciosa grave

A

megacolon tóxico

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6
Q

EA comunes de loperamida

A
  • estreñimiento obvio
  • nausea
  • dolor abd
  • distensión
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7
Q

EA raros de loperamida

A
  • íleo
  • megacolon
  • depre del SNC
  • prolongación de QT y arritmias ventriculares
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8
Q

por que la loperamida no causa euforia ni analgesia?

A

glicoproteína P impide que loperamida actúe en el SNC

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9
Q

en qué enfermedad la loperamida puede usarse como tx sintomático?

A

enfermedad inflamatoria intestinal leve (tipo colitis microscópica)

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10
Q

ventaja de caolín pectina

A
  • NO se absorbe
  • actua localmente
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11
Q

m. acción de caolín pectina

A
  • caolin se adhiere a toxinas, bacterias y líquidos
  • pectina: formador de masa
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12
Q

usos de caolín pectina

A
  • diarrea leve y autolimitada
  • tx sintomático de diarrea del viajero (NO FIEBRE NI SANGRE)
  • gastroenteritis viral leve
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13
Q

EA caolín pectina

A
  • estreñimiento
  • interfiere con absorción de medicamentos
  • reacciones alérgicas
  • impactación fecal
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