Nitroglycerin Flashcards
1
Q
NTG MOA
A
Relaxation of vascular smooth muscle and vasodilation
2
Q
NTG Indications
A
Hypertension
CHF
Acute MI
Angina pectoris
3
Q
NTG Contraindications
A
Tamponade
Restrictive Cardiomyopathy
Constrictive pericarditis
Corn allergies
ED medications
4
Q
NTG and CPB
A
Increases patient’s venous capacitance = reduced volume in CPB circuit
5
Q
NTG Adverse Effects
A
Hypotension
Methemoglobinemia
6
Q
NTG Dosing
A
100 mcg/mL concentration
5 mcg/min initial
7
Q
NTG Drug Class
A
Nitrate
Vasodilator
8
Q
NTG Effects on Pressure
A
Reduces LVEDP and PCWP (preload)
Reduces SVR, SAP, MAP (afterload)
