The nurse is ready to administer a partial fill of imipenem-cilastatin (Primaxin) in the IV pump when a full partial fill bag of imipenem-cilastatin is found hanging at the client's bedside. The nurse...

The nurse is ready to administer a partial fill of imipenem-cilastatin (Primaxin) in the IV pump when a full partial fill bag of imipenem-cilastatin is found hanging at the client's bedside. The nurse should do which of the following first?

1. Discard the full partial fill of imipenem-cilastatin found hanging at the client's bedside.

2. Check the identifying information of the full partial fill of imipenemcilastatin found hanging at the client's bedside.

3. Determine when the client received the last dose of the imipenemcilastatin.

4. Administer the new partial fill of imipenem-cilastatin.