Antagonistas Simpaticos Flashcards

1
Q

Antagonista alfa (fenoxibenzamida)

A
  • antagonista irreversible alfa 1 y 2
  • disminuye TA y aumenta FC
  • para feocromocitoma
  • toxicidad: hipotension ortostatica, taquicardia
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2
Q

Antagonista alfa (fentolamina)

A
  • antagonista reversible alfa 1 y 2
  • vasodilatacion, disminuye TA y aumenta FC
  • para feocromocitoma
  • toxicidad: hipotension ortostatica, taquicardia
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3
Q

Antagonista alfa (prazosina, doxazosina, terazosina)

A
  • antagonista alfa 1
  • disminuye TA
  • para hipertension, HPB
  • toxicidad: hipotension ortostatica
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4
Q

Antagonista alfa (tamsulosina)

A
  • antagonista alfa 1A
  • relaja m. Liso
  • para HPB
  • toxicidad: menos hipotension ortostatica
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5
Q

Antagonista alfa (yohimbina)

A
  • antagonista alfa 2
  • aumenta TA y FC
  • para disfunción erectil
  • toxicidad: ansiedad
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6
Q

Antagonista alfa (labetalol)

A
  • antagonista B1 y B2, alfa 1
  • disminuye TA y aumenta FC
  • para hipertension
  • toxicidad: menos taquicardia
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7
Q

Antagonista beta (Propanolol,nadolol,timolol)

A
  • antagonista beta no selectivo
  • disminuye TA, FC y renina
  • para hipertension, angina, arritmias, migraña, glaucoma
  • toxicidad: bradicardia, asma, manos frías
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8
Q

Antagonista beta (metoprolol,atenolol, nebivolol)

A
  • antagonista beta cardio selectivo
  • disminuye TA, FC, más seguro en asma
  • para angina, HTA, glaucoma
  • toxicidad: bradicardia, manos frías
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9
Q

Antagonista beta (pindolol, acebutolol, carteolol)

A
  • agonista parcial B1 y B2
  • disminuye TA y FC
  • para HTA, arritmias, migrañas
  • toxicidad: fatiga y manos frías
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10
Q

Antagonista beta (carvedilol)

A
  • antagonista beta 1 y 2, alfa 1
  • disminuye TA y FC
  • para Insuficiencia cardiaca
  • toxicidad: fatiga
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11
Q

Antagonista beta (esmolol)

A
  • antagonista beta 1
  • para emergencia HTA
  • toxicidad: bradicardia e hipotension
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