Following drugs are known to contribute to urinary Incontinence except: (A) Nicardipine, (B) Haloperidol, (C) Metoprolol, (D) Prazosin
Answer is C. Medications that may cause urinary incontinence include:

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