The nurse knows that a major disadvantage for the use of tacrine (Cognex) to treat the symptoms of early Alzheimer s disease is that it: (Select all that apply.) 1. Must be administered four times per...

The nurse knows that a major disadvantage for the use of tacrine (Cognex) to treat the symptoms of early Alzheimer s disease is that it: (Select all that apply.)

1. Must be administered four times per day.

2. Causes weight gain.

3. May cause vision difficulties.

4. May cause serious hepatic damage.

5. Can be purchased over-the-counter.