The nurse administers a dose of acetaminophen to the wrong client. Which of the following actions is the most appropriate after notifying the physician?
1.Notify her supervisor and complete an incident report.
2.Ask the physician for an order of acetaminophen to cover the inadvertent administration.
3.Take no further action because acetaminophen is relatively benign.
4.Document in the client's record that an error in drug administration occurred