A client has received digoxin 0.25 mg po daily for 2 weeks. Which of the following digoxin levels indicates toxicity?

The correct answer is D. 3.0 ng/mL. (A) 0.5 ng/mL of digoxin is a subtherapeutic level, not a toxic one. (B) 1.0 ng/mL is a therapeutic level. (C) 2.0 ng/mL is a therapeutic level. (D) Digoxin's therapeutic level is 0.8-2.0 ng/mL. Digoxin's toxic level is>;2.0 ng/mL.

Physiological Integrity: Pharmacological and Parenteral Therapies

Question

Options

A0.5 ng/mL
B1.0 ng/mL
C2.0 ng/mL
D3.0 ng/mL

How the community answered

(45 responses)

A
4% (2)
B
7% (3)
C
2% (1)
D
87% (39)

Explanation

(A) 0.5 ng/mL of digoxin is a subtherapeutic level, not a toxic one. (B) 1.0 ng/mL is a therapeutic level. (C) 2.0 ng/mL is a therapeutic level. (D) Digoxin's therapeutic level is 0.8-2.0 ng/mL. Digoxin's toxic level is>;2.0 ng/mL.

Topics

#digoxin toxicity#therapeutic drug levels#cardiac glycoside#toxicity threshold

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