Nitroglycerin Flashcards
1
Q
Nitroglycerin:Class
A
vasodilators
2
Q
Nitroglycerin:Mechanism of action
A
Smooth muscle relaxant acting on vascular, bronchial, uterine and intestinal smooth muscle. Dilation of arterioles and veins in periphery, reduce preload and after load, Decreases the workload of the heart and myocardial oxygen demand.
3
Q
Nitroglycerin:Indications
A
Acute angina pectoris
Ischemic chest pain
Hypertension
CHF, Pulmonary Edema
4
Q
Nitroglycerin: Dosage and administration
A
Adult:
tablets- 0.3-0.4mg SL; 3-5min max of 3 doses
NTG spray-0.4mg under the tongue, max 3 sprays
NTG IV- 5mcg/min; increase by 5-10 mcg/min every 5 min until desired effect.
