A nurse is caring for a client who is taking digoxin (Lanoxin) 0.25mcg tab once a day. The client suddenly complaints of anorexia, nausea, vomiting, and diarrhea. The physician is ruling digoxin toxicity. As a nurse, you know the therapeutic digoxin rate is?
1
0.25 - 0.5 ng/ml
2
0.5 - 2 ng/ml
3
1.5 - 3 ng/ml
4
3.5 - 4.5 ng/ml