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Published on: November 16, 2011
The Effects of Mitiglinide and Repaglinide on Postprandial Hyperglycemia in Patients Undergoing Methylprednisolone
Kenichi Tanaka1, Yosuke Okada1, Hiroko Mori1
1First Department of Internal Medicine, School of Medicine, University of Occupational and Environmental Health, Japan, Japan.
Abstract:
One adverse effect of methylprednisolone (MP) pulse therapy is an acute dose-dependent increase in the blood glucose level. Five patients with thyroid ophthalmopathy but normal glucose tolerance received MP pulse therapy (3 cycles, 3 days/week) and were assessed by continuous glucose monitoring. Steroid therapy increased the mean sensor glucose level, and all patients developed steroid-induced diabetes. The patients were treated alternately with mitiglinide (30 mg/day) and repaglinide (1.5 mg/day) during the second or third MP pulse therapy. The sensor glucose levels before lunch and dinner were more favorable during treatment with repaglinide than during treatment with mitiglinide. Repaglinide may be more clinically appropriate than mitiglinide.
Insights
Methylprednisolone (MP) pulse therapy can cause high blood sugar. Repaglinide was more effective than mitiglinide in managing steroid-induced diabetes in patients with thyroid ophthalmopathy.
Area of Science:
- Endocrinology
- Pharmacology
Background:
- Methylprednisolone (MP) pulse therapy is associated with acute dose-dependent hyperglycemia.
- Thyroid ophthalmopathy patients with normal glucose tolerance may be susceptible to steroid-induced hyperglycemia.
Observation:
- Five patients with thyroid ophthalmopathy underwent continuous glucose monitoring during MP pulse therapy.
- MP therapy led to increased mean sensor glucose levels and steroid-induced diabetes in all patients.
Findings:
- Repaglinide (1.5 mg/day) demonstrated more favorable sensor glucose levels before meals compared to mitiglinide (30 mg/day).
- Both medications were administered during the second or third MP pulse therapy cycles.
Implications:
- Repaglinide may be a more clinically appropriate treatment for managing steroid-induced hyperglycemia in this patient population.
- This study highlights the importance of glucose monitoring during MP pulse therapy for patients with thyroid ophthalmopathy.
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