This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Gynaecology & Obstetrics
Following drugs are known to contribute to urinary Incontinence except 
Select and explain. 
A. Nicardipine, B. Haloperidol, C. Metoprolol, D. Prazosin
C: Metoprolol
Answer: C: Metoprolol 
Explanation: Medications that may cause urinary incontinence include:

Alcohol
α agonist and blockers
ACE Inhibitors
Calcium channel blockers
Diuretics
Narcotics
Thiaxolidinediones.