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
Galantamine is used in ? 
Select and explain. 
A. Alzheimer's disease, B. Parkinson's disease, C. Emesis, D. Chorea
A: Alzheimer's disease
Answer: A: Alzheimer's disease 
Explanation: Ans. is 'a' i.e., Alzheimer's diseaes