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Updated: Jul 13, 2026

A Zebrafish Model of Diabetes Mellitus and Metabolic Memory
Published on: February 28, 2013
The treat-to-target A1C approach to control type 2 diabetes and prevent complications
1University of Missouri, Kansas City School of Medicine at Kansas City, Missouri, USA. jockdoc2000@hotmail.com
Abstract:
Before initiating insulin therapy, clinicians often wait until oral antidiabetic agents fail to adequately reduce glycosylated hemoglobin (A1C) levels and control hyperglycemia in patients with type 2 diabetes. Long-term, randomized clinical trials demonstrate that reducing A1C to close to normal decreases rates of microvascular complications and can also reduce macrovascular complications. Insulin regimens that treat to target A1C levels may achieve greater control of hyperglycemia. Various randomized trials have assessed the efficacy and safety of initiating insulin therapy with human insulins and insulin analogs in patients with type 2 diabetes whose condition is inadequately controlled with oral antidiabetics. These studies assessed different regimens, including basal and premixed insulins, for their ability to reach target A1C goals and provided evidence-based protocols for the initiation and systematic dosage titration of insulin therapy in patients with type 2 diabetes. Examples of how to initiate and intensify insulin therapy to achieve target A1C goals based on these protocols are presented.
Insights
Initiating insulin therapy earlier in type 2 diabetes management can improve glycemic control and reduce complications. Evidence-based protocols guide effective insulin initiation and titration to achieve target A1C levels.
Area of Science:
- Endocrinology
- Metabolic Diseases
- Pharmacology
Background:
- Type 2 diabetes management often delays insulin initiation until oral agents fail.
- Achieving near-normal glycosylated hemoglobin (A1C) reduces microvascular and macrovascular complications.
- Effective glycemic control is crucial for preventing long-term diabetes-related health issues.
Purpose of the Study:
- To review evidence on initiating insulin therapy in type 2 diabetes patients inadequately controlled by oral agents.
- To assess the efficacy and safety of various insulin regimens (basal, premixed, analogs).
- To present evidence-based protocols for insulin initiation and titration.
Main Methods:
- Systematic review of randomized clinical trials.
- Analysis of studies comparing human insulins and insulin analogs.
- Evaluation of different insulin regimens for achieving target A1C goals.
Main Results:
- Insulin therapy, when initiated appropriately, can achieve target A1C levels more effectively.
- Various insulin regimens demonstrate efficacy in controlling hyperglycemia.
- Evidence supports systematic protocols for insulin initiation and dose adjustment.
Conclusions:
- Early and optimized insulin therapy is key for managing type 2 diabetes.
- Evidence-based protocols enhance the initiation and titration of insulin regimens.
- Achieving target A1C levels with insulin reduces diabetes-related complications.
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