This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cardiovascular system, Subject name: Pharmacology
Ivabradine is used in the treatment of 
Select and explain. 
A. Ventricular arrhythmia, B. Angina, C. Atrial arrhythmia, D. Hypeension
B: Angina
Answer: B: Angina 
Explanation: Ivabradine-direct acting bradycardiac agent is used in angina and in rare cases- CCF As it decreases myocardial oxygen demand. Ref. HH Sharma 3rd ed.