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
Which of the following drugs should not be given along with Sucralfate 
Select and explain. 
A. Ranitidine, B. Ciprofloxacin, C. Propanalol, D. Diphenhydramine
A: Ranitidine
Answer: A: Ranitidine 
Explanation: Sucralfate polymerizes to form a sticky layer that covers ulcer base, in acidic pH. Hence, antacids like Ranitidine are avoided with sucralfate.