A 54-Year-Old Diabetic Patient Has Come to Urology Clinic Complaining

Multiple Choice

A 54-year-old diabetic patient has come to urology clinic complaining of erectile dysfunction. His history includes obesity, coronary artery disease that required CABG 3 years ago, hypertension, and gout. The nurse practitioner is reviewing his record in order to prescribe medication. The practitioner is considering prescribing sildenafil (Viagra) . Which of the following home medications is contraindicated if taken concurrently with sildenafil?

A) Diltiazem (Cardizem) , a calcium channel blocker
B) Cordarone (amiodarone) , an antiarrhythmic
C) Imdur (isosorbide mononitrate) , a vasodilator
D) Lasix (furosemide) , a diuretic