A pharmacist reviewing a patient's medication list notices fentanyl 50 mcg/hr patch, sertraline 100 mg daily, and tramadol 50 mg PRN. What serious drug interaction risk should be flagged?
-
A
QTc prolongation from fentanyl and sertraline combination
-
B
Serotonin syndrome from serotonergic activity of tramadol combined with sertraline
-
C
Additive anticholinergic toxicity
-
D
Reduced fentanyl absorption from transdermal competition with sertraline