Pharm Midterm 1 > Alpha Agonists > Flashcards

Alpha Agonists Flashcards

(11 cards)

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1
Q

What acts on alpha 1

A

Phenylephrine

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2
Q

What acts on alpha 2

A

Clonidine
Methyldopa
Brimonidine

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3
Q

What causes peripheral vasoconstriction

A

Phenylephrine

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4
Q

DOC pregnant with HTN

A

Methyldopa

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5
Q

What is the Tx for supraventricular tachycardia

A

Phenylephrine

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6
Q

What is the function of Clonidine

A

Anti-HTN

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7
Q

What is the action of Brimonidine

A

Decrease aqueous humor production

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8
Q

What happens when Clonidine is given IV

A

Acute BP rise (transient vasoconstriction)

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9
Q

Does Phenylephrine have a direct action on the heart

A

No

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10
Q

What happens in parenteral administration of Phenylephrine

A

Reflex bradycardia

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11
Q

When do you use Phenylephrine

A

Nasal decongestant
To increase SBP/DBP
Causes mydriasis

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Pharm Midterm 1
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