Final answer:
The nurse should provide the contact information of the healthcare provider, step-by-step instructions for self-administration of insulin, and the signs and symptoms that have to be reported to the healthcare provider.
Step-by-step explanation:
The nurse should provide the following information in the discharge summary:
- The contact information of the healthcare provider, so that the patient can easily reach out for any questions or concerns.
- Step-by-step instructions for self-administration of insulin, including dosage, timing, and technique.
- The signs and symptoms that have to be reported to the healthcare provider, such as high or low blood sugar levels, persistent vomiting, or unusual pain.