Real-World Comparative Evaluation of Add-On Glucagon-like Peptide 1 Receptor Agonist in Type 2 Diabetes Treated with or without Insulin

Glucagon-like peptide 1 receptor agonist (GLP-1 RA) is a potent antidiabetic agent with cardiorenal and weight-losing benefits in patients with type 2 diabetes (T2D). The combination of GLP-1 RA with basal insulin has been suggested in several clinical studies as a useful treatment for intensifying...

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Main Authors: Hsuan-Wen Chou, Kai-Pi Cheng, An-Chi Lin, Hao-Chang Hung, Ching-Han Lin, Chih-Chen Wang, Hung-Tsung Wu, Horng-Yih Ou
Format: Article
Language:English
Published: MDPI AG 2022-12-01
Series:Pharmaceuticals
Subjects:
Online Access:https://www.mdpi.com/1424-8247/15/12/1569
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author Hsuan-Wen Chou
Kai-Pi Cheng
An-Chi Lin
Hao-Chang Hung
Ching-Han Lin
Chih-Chen Wang
Hung-Tsung Wu
Horng-Yih Ou
author_facet Hsuan-Wen Chou
Kai-Pi Cheng
An-Chi Lin
Hao-Chang Hung
Ching-Han Lin
Chih-Chen Wang
Hung-Tsung Wu
Horng-Yih Ou
author_sort Hsuan-Wen Chou
collection DOAJ
description Glucagon-like peptide 1 receptor agonist (GLP-1 RA) is a potent antidiabetic agent with cardiorenal and weight-losing benefits in patients with type 2 diabetes (T2D). The combination of GLP-1 RA with basal insulin has been suggested in several clinical studies as a useful treatment for intensifying insulin therapy in T2D. However, there has been no real-world evidence study comparing the glycemic effects of GLP-1 RAs add-on to background treatment with and without insulin. A retrospective study was performed in 358 patients with T2D who initiated liraglutide or dulaglutide. Among them, 147 patients were prior and concurrent insulin users, and 211 patients were non-insulin users. After 12 months of GLP-1 RA treatment, the changes in hemoglobin A1c (HbA1C) and body weight were evaluated. The effectiveness of GLP-1 RAs on HbA1C reduction was greater in insulin users than non-insulin users at 12 months (−1.17% vs. −0.76%; <i>p</i> = 0.018). There was no significant difference in body weight change between insulin users and non-insulin users at 12 months (−1.42 kg vs. −1.87 kg; <i>p</i> = 0.287). The proportion of responders (decrease of HbA1C > 1%) in insulin users was much higher than that in non-insulin users (48% vs. 37 %; <i>p</i> = 0.04). In insulin users, those who had increased insulin dosage at 12 months had significantly less HbA1C reduction than that of non-increased patients (−0.62% vs. −1.57%; <i>p</i> = 0.001). GLP-1 RAs provide superior glucose-lowering effects in insulin-treated patients compared with non-insulin-treated patients with T2D without significant differences in body weight decrease.
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spelling doaj.art-f54f1d0e2ae4486c80697c653dc7914b2023-11-24T17:17:27ZengMDPI AGPharmaceuticals1424-82472022-12-011512156910.3390/ph15121569Real-World Comparative Evaluation of Add-On Glucagon-like Peptide 1 Receptor Agonist in Type 2 Diabetes Treated with or without InsulinHsuan-Wen Chou0Kai-Pi Cheng1An-Chi Lin2Hao-Chang Hung3Ching-Han Lin4Chih-Chen Wang5Hung-Tsung Wu6Horng-Yih Ou7Department of Internal Medicine, National Cheng Kung University Hospital, College of Medicine, National Cheng Kung University, Tainan 704302, TaiwanDepartment of Internal Medicine, National Cheng Kung University Hospital, College of Medicine, National Cheng Kung University, Tainan 704302, TaiwanDepartment of Internal Medicine, National Cheng Kung University Hospital, College of Medicine, National Cheng Kung University, Tainan 704302, TaiwanDivision of Endocrinology and Metabolism, Department of Internal Medicine, Kaohsiung Veterans General Hospital, Kaohsiung 813414, TaiwanDepartment of Internal Medicine, National Cheng Kung University Hospital, College of Medicine, National Cheng Kung University, Tainan 704302, TaiwanDepartment of Internal Medicine, National Cheng Kung University Hospital Dou-Liou Branch, College of Medicine, National Cheng Kung University, Douliu 640003, TaiwanDepartment of Internal Medicine, School of Medicine, College of Medicine, National Cheng Kung University, Tainan 701401, TaiwanDepartment of Internal Medicine, National Cheng Kung University Hospital, College of Medicine, National Cheng Kung University, Tainan 704302, TaiwanGlucagon-like peptide 1 receptor agonist (GLP-1 RA) is a potent antidiabetic agent with cardiorenal and weight-losing benefits in patients with type 2 diabetes (T2D). The combination of GLP-1 RA with basal insulin has been suggested in several clinical studies as a useful treatment for intensifying insulin therapy in T2D. However, there has been no real-world evidence study comparing the glycemic effects of GLP-1 RAs add-on to background treatment with and without insulin. A retrospective study was performed in 358 patients with T2D who initiated liraglutide or dulaglutide. Among them, 147 patients were prior and concurrent insulin users, and 211 patients were non-insulin users. After 12 months of GLP-1 RA treatment, the changes in hemoglobin A1c (HbA1C) and body weight were evaluated. The effectiveness of GLP-1 RAs on HbA1C reduction was greater in insulin users than non-insulin users at 12 months (−1.17% vs. −0.76%; <i>p</i> = 0.018). There was no significant difference in body weight change between insulin users and non-insulin users at 12 months (−1.42 kg vs. −1.87 kg; <i>p</i> = 0.287). The proportion of responders (decrease of HbA1C > 1%) in insulin users was much higher than that in non-insulin users (48% vs. 37 %; <i>p</i> = 0.04). In insulin users, those who had increased insulin dosage at 12 months had significantly less HbA1C reduction than that of non-increased patients (−0.62% vs. −1.57%; <i>p</i> = 0.001). GLP-1 RAs provide superior glucose-lowering effects in insulin-treated patients compared with non-insulin-treated patients with T2D without significant differences in body weight decrease.https://www.mdpi.com/1424-8247/15/12/1569diabetesGlucagon-like peptide 1 receptor agonistsglycemic controlinsulinreal world study
spellingShingle Hsuan-Wen Chou
Kai-Pi Cheng
An-Chi Lin
Hao-Chang Hung
Ching-Han Lin
Chih-Chen Wang
Hung-Tsung Wu
Horng-Yih Ou
Real-World Comparative Evaluation of Add-On Glucagon-like Peptide 1 Receptor Agonist in Type 2 Diabetes Treated with or without Insulin
Pharmaceuticals
diabetes
Glucagon-like peptide 1 receptor agonists
glycemic control
insulin
real world study
title Real-World Comparative Evaluation of Add-On Glucagon-like Peptide 1 Receptor Agonist in Type 2 Diabetes Treated with or without Insulin
title_full Real-World Comparative Evaluation of Add-On Glucagon-like Peptide 1 Receptor Agonist in Type 2 Diabetes Treated with or without Insulin
title_fullStr Real-World Comparative Evaluation of Add-On Glucagon-like Peptide 1 Receptor Agonist in Type 2 Diabetes Treated with or without Insulin
title_full_unstemmed Real-World Comparative Evaluation of Add-On Glucagon-like Peptide 1 Receptor Agonist in Type 2 Diabetes Treated with or without Insulin
title_short Real-World Comparative Evaluation of Add-On Glucagon-like Peptide 1 Receptor Agonist in Type 2 Diabetes Treated with or without Insulin
title_sort real world comparative evaluation of add on glucagon like peptide 1 receptor agonist in type 2 diabetes treated with or without insulin
topic diabetes
Glucagon-like peptide 1 receptor agonists
glycemic control
insulin
real world study
url https://www.mdpi.com/1424-8247/15/12/1569
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