The cardiac client who exhibits the symptoms of disorientation, lethargy, and seizures may be exhibiting a toxic reaction to:
A . Digoxin (Lanoxin)
B . Lidocaine (Xylocaine)
C . Quinidine gluconate or sulfate (Quinaglute, Quinidex)
D . Nitroglycerin IV (Tridil)
Answer: B
Explanation:
(A) Side effects of digoxin include headache, hypotension, AV block, blurred vision, and yellow-green halos.
(B) Side effects of lidocaine include heart block, headache, dizziness, confusion, tremor, lethargy, and convulsions.
(C) Side effects of quinidine include heart block, hepatotoxicity, thrombocytopenia, and respiratory depression.
(D) Side effects of nitroglycerin include postural hypotension, headache, dizziness, and flushing.