The husband of a client who was diagnosed 6 years ago with Alzheimer's disease approaches the nurse and says, “I'm so excited that my wife is starting to use donepezil (Aricept) for her illness.” The...

The husband of a client who was diagnosed 6 years ago with Alzheimer's disease approaches the nurse and says, “I'm so excited that my wife is starting to use donepezil (Aricept) for her illness.” The nurse should tell the husband:

1. The medication is effective mostly in the early stages of the illness.

2. The adverse effects of the drug are numerous.

3. The client will attain a functional level of that of 6 years ago.

4. Effectiveness in the terminal phase of the illness is scientifically proven.