<prompt> All of the following are true about Nizatidine exceptIt is a H2 blocker used in peptic ulcer diseaseIt has 100 BioavailabilityIt also enhances gastric emptyingIt can also lead to tachycardia  <response>: Nizatidine is a H2 blocker with anticholinesterase activity, thus enhances gastric emptying and can also cause bradycardia. 