Pharmacology: digoxin Flashcards
1
Q
describe the action of digoxin
A
blocks AV nodal conduction
2
Q
describe the effects of digoxin
A
stimulates vagal activity, slows conduction and prolongs refractory period in AV node + bundle of His
3
Q
what disease is digoxin good in
A
AF
4
Q
give 3 contraindications for digoxin
A
heart block , VTs and constrictive pericarditis
5
Q
what diseases does digoxin commonly cause
A
arrythmias and cardiac conduction disorders
6
Q
describe the therapeutic window of digoxin
A
very narrow
