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: Pharmacology
All of the following are true about Nizatidine except 
Select and explain. 
A. It is a H2 blocker used in peptic ulcer disease, B. It has 100% Bioavailability, C. It also enhances gastric emptying, D. It can also lead to tachycardia
D: It can also lead to tachycardia
Answer: D: It can also lead to tachycardia 
Explanation: Nizatidine is a H2 blocker with anticholinesterase activity, thus enhances gastric emptying and can also cause bradycardia.