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Flashcards in Hypertensive Emergency Deck (9)
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1
Q

Which 2 drugs are used for Hypertensive Emergency?

A

Nitroprusside and Fenoldapam

2
Q

What molecule involved in aerobic respiration can be blocked in Cyanide Toxicity?

A

Cytochrome C Oxidase aka Complex IV.

3
Q

Which two toxicities block Cytochrome Oxidase C?

A

Cyanide and Carbon Monoxide

4
Q

What are Sxs of Cyanide Toxicity?

A

Altered mental state, HA, N/V, Coma/Seizures

5
Q

What is the treatment for Cyanide toxicity?

A

Sodium thiosulfate.

6
Q

Which receptor does Fenoldapam act on and where?

A

D1 receptor in coronaries, peripheral, renal, splanchnic beds. Causes massive immediate decrease in blood pressure.

7
Q

When is Fenoldapam indicated?

A

Hypertensive crisis or post-op HTN.

8
Q

When is Fenoldapam contraindicated?

A

Hypotension, Natriuresis. Can also cause reflex tachycardia.

9
Q

Which drugs are preferred in HTN emergency if pt has acute renal failure?

A

hypertensive emergency and acute renal failure are clevidipine, fenoldopam, and nicardipine.