Simpaticomiméticos diretos Flashcards

1
Q

características gerais

A

-agonistas
-aumenta a noraepinefrina na fenda

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2
Q

Adrenalina/epinefrina efeitos

A

-Choque anafilático
-vasoconstrição da mucosa e periférica
-Antagonista da histamina
-Parada cardíaca
-Anestésicos locais
-Tratamento de laringites

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3
Q

Receptores adrenalina

A

A1, a2, b1 e b2

não seletivos

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4
Q

Noadrenalina efeitos

A

-choque

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5
Q

receptores noradrenalina

A

A1, a2, b1

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6
Q

dopamina efeitos e receptores

A

-Choque
-Aumenta a PA
-a1 e b1

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7
Q

isoproterenol efeito e receptores

A

Estimulante cardíaco
B1, b2

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8
Q

fenilefrina
(naldecon, corestina D e allergan receptores

A

-Descongestionate nasal (Vasoconstritor) e midríase (alergan)
-A1

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9
Q

Oximetazolina receptor e efeito

A

-Descongestão nasal (Vasoconstritor)
A1 e A2

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10
Q

Nafazolina

A

-descongestão nasal
-Vasoconstritor (colírio)

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11
Q

Qual a recomendação de uso dos descongestionantes

A

-Uso restrito de 14 dias
-Gestantes, hipertensos e cardiacos não podem usar

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12
Q

Agonistas A2

A

-Clonidina (atravessa a BHE): diminui PA e f. cardíaca
-Metildopa (pró-fármaco): pré-eclampsia (é anti-hipertensivo)

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13
Q

Salbutamol (aerolin) e fenoterol (berotec)

A

ação curta — usar na crise
-agonistas B2: broncodilatação

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14
Q

Terbulina
(Respiratório)

A

ação intermediária, crises graves

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15
Q

Salmeterol (seretide)

A

ação prolongada — manutenção

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16
Q

Vilanterol e salmoterol

A

ação prolongada