What is a common intervention for a patient with a diagnosis of diabetes insipidus?

Desmopressin is a synthetic analog of vasopressin (antidiuretic hormone) and is commonly used to treat diabetes insipidus, particularly central diabetes insipidus, where there is a deficiency of vasopressin. This medication works by mimicking the action of vasopressin, leading to increased water reabsorption in the kidneys, thereby reducing urine output and helping to concentrate urine. This is crucial for patients with diabetes insipidus, who typically experience excessive urination (polyuria) and increased thirst (polydipsia) due to the inability to retain water in the body.

In contrast, administering insulin is inappropriate for diabetes insipidus, as this condition is not related to insulin deficiency or resistance but rather to an issue with vasopressin levels. Encouraging fluid restriction would actually exacerbate the symptoms of diabetes insipidus, as patients already have a challenge in maintaining fluid balance. Lastly, implementing a high-sugar diet is not relevant to diabetes insipidus management, as the primary concern is managing water balance rather than carbohydrate intake. Therefore, administering desmopressin is the effective and appropriate intervention for managing the symptoms associated with diabetes insipidus.