Which information should be shared with the client diagnosed with stage I Alzheimer's disease who is prescribed donepezil (Aricept), a cholinesterase inhibitor?

B The drug may delay the progression of the disease, but it does not cure it. A The client must continue taking this medication forever to maintain function. C A serum drug level must be obtained monthly to evaluate for toxicity. D If the client develops any muscle aches, the HCP should be notified.