Disulfiram is prescribed for a client and the nurse is collecting data on the client and is reinforcing instructions regarding the use of this medication. Which is most important for the nurse to...

Disulfiram is prescribed for a client and the nurse is collecting data on the client and is reinforcing instructions regarding the use of this medication. Which is most important for the nurse to determine before administration of this medication?

1. A history of hyperthyroidism

2. A history of diabetes insipidus

3. When the last full meal was consumed

4. When the last alcoholic drink was consumed