What is the purpose of a sliding scale in insulin administration?

The purpose of a sliding scale in insulin administration is to adjust the insulin dosage based on the patient’s current blood glucose level. This approach allows for a more personalized and responsive management of blood sugar levels, accommodating the natural fluctuations that can occur due to various factors such as food intake, stress, or physical activity.

In using a sliding scale, healthcare providers establish specific thresholds of blood glucose levels that dictate the amount of insulin to be administered. For example, a higher blood glucose reading might lead to a higher insulin dose to bring levels down to a target range, whereas lower readings would require less insulin. This method is particularly useful for individuals with diabetes who may experience variable blood sugar levels throughout the day.

The other options do not accurately reflect the role of a sliding scale. Administering a fixed dose, determining the need for insulin only at meal times, or establishing a long-term treatment plan do not allow for the necessary adjustments based on real-time blood glucose measurements. Sliding scales specifically target immediate blood glucose management to maintain better control and prevent complications.