This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: CHF, Angina Pectoris and Myocardial Infarction, Subject name: Pharmacology
Which of the following is a rho-kinase inhibitor? 
Select and explain. 
A. Ranolazine, B. Fasudil, C. Nicorandil, D. Amiloride
B: Fasudil
Answer: B: Fasudil 
Explanation: Drug MOA FASUDIL- Used for treatment of Angina. NETARSUDIL- Approved for Glaucoma treatment. RHO KINASE INHIBITOR(Causes vasodilation) RANOLAZINE FA metabolism inhibition + Late Na+channel blocker. NICORANDIL NO releaser + K+channel opener. AMILORIDE Epithelial Na+ channel blocker