问题
单项选择题
Which classification of drugs is the most potentially fatal if the client takes an overdose
A. Antihistamines.
B. Dopaminergics.
C. Phenothiazine antipsychotics.
D. Tricyclic antidepressants.
答案
参考答案：D
解析：Tricyclic antidepressants can create fatal cardiac arrhythmias. Overdose of the other medications is rarely fatal.