Agonistas adrenergicas 2 Flashcards

1
Q

a1 agonists

A

Phenyleprine

Methoxamine

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2
Q

Phenylephrine

A

nasal descongestant and opthalmic use (mydriasis without cycoplegia) (glaucoma)

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3
Q

Methoxamine

A

paroxysmal atrial tachycardia through vagal reflex

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4
Q

a2 agonist

A

Clonidine

Methyldopa

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5
Q

Clonidine

A
Mild to moderate hypertension
(abstinencia opiode)
(coadyuvante analgesia, anestesia)
(- vía epidural, espinal, intratechal)
(disfuncion sexual)
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6
Q

Methyldopa

A

Mild to moderate hyeprtension

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7
Q

B agonists

A
Isoproterenol
Dobutamine
Salmeterol
Albuterol
Terbutaline
Ritodrine
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8
Q

Isoproterenol

A

B1 = B2
- Bronchospasm,
- Heart block, Bradyarrythmias
Side effects: flushing, angina, arrytmias

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9
Q

Dobutamine

A

B1 > B2
- Congestive heart failure
(IV urgencias)
Alta dosis B2 vasodilatación

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10
Q

Selective b2 agonists ASTHMA

A
Salmeterol
Albuterol
Terbutaline
(Ritodrine) 
(VENTOLÍN 1 elección)
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11
Q

Rotodrina

A

Tocólitico - impide parto

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12
Q

Interacciones

A
Halotano, éter, ciclopropano
IMAO -> aumenta biodisponibilidad
Digoxina, Quinidina, 
Bloqueantes beta no selectivos -> aumenta vasoconstriccion
Indometacina -> aumenta vasoconstriccion
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13
Q
Utilizaciones
Shock
Shock anafilactico
Asma
Paro cardiaca
Bradicardia
Coadyuvante anestesia local
control hemorragigo local
Glaucoma
A
noradrenalina
adrenalina
adrenalina
adrenalina, isoprenalina
adrenalina, isoprenalina
adrenalina
adrenalina
adrenalina
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14
Q

Indirect agonists

A

Tyramine (Tiramina) -> crisis hipertensivas (+ IMAO)
Amphetamines
Ephedrine ( CNS entry, alto resistencia degradación)
Cocaine
Tricyclic antidepressants

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