55yr old man with dementia was given a natural alkaloid which of the following?: (A) Tacrine, (B) Donepezil, (C) Galantamine, (D) Rivastigmine
Answer is C. Ans. is 'c' i.e., Galantamine Galantamine: It is a natural alkaloid which selectively inhibits cereral acetylcholinesterase and has some direct agonistic action on nicotinic receptors as well. It has produced cognitive and behavioural benefits in alzheimers disease.