These "cholinesterase inhibitors" include tacrine (Cognex), donepezil (Aricept), rivastigmine (Exelon) and galantamine (Razadyne, formerly called Reminyl).
CNN: Better understanding of dementia leading to more effective therapies
2.
The only drug currently licensed in England and Wales for treating frontotemporal dementia is rivastigmine.
BBC: Brain scan 'can sort dementia by type'
3.
There are four licensed treatments for Alzheimer's - donepezil, galantamine, rivastigmine and memantine.