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| Clinical data | |
|---|---|
| Trade names | Glyset |
| AHFS/Drugs.com | Monograph |
| MedlinePlus | a601079 |
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| Routes of administration | By mouth (tablets) |
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| Pharmacokinetic data | |
| Bioavailability | Dose-dependent |
| Protein binding | Negligible (<4.0%) |
| Metabolism | Nil |
| Elimination half-life | 2 hours |
| Excretion | Renal (95%) |
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| CAS Number | |
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| CompTox Dashboard (EPA) | |
| ECHA InfoCard | 100.069.670 |
| Chemical and physical data | |
| Formula | C8H17NO5 |
| Molar mass | 207.226 g·mol−1 |
| 3D model (JSmol) | |
| Density | 1.458 g/cm3 |
| Melting point | 114 °C (237 °F) |
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Miglitol is an oral alpha-glucosidase inhibitor used in the treatment of type 2 diabetes. It works by reversibly inhibiting alpha-glucosidase enzymes in the small intestine, which delays the digestion of complex carbohydrates and subsequently reduces postprandial glucose levels. [1] Approved for clinical use since 1998, miglitol has demonstrated efficacy in improving glycemic control, reducing HbA1c levels, and decreasing both fasting and postprandial plasma glucose concentrations in long-term clinical trials. [1] [2] Additionally, recent studies have suggested that miglitol may have potential as an anti-obesity agent, showing promise in reducing body weight and body mass index in obese or diabetic patients. [3] While generally well-tolerated, the most common side effects associated with miglitol are gastrointestinal disturbances, which are typically mild to moderate and tend to decrease over time. [1]
It must be taken at the start of main meals to have maximal effect [4]
In contrast to acarbose (another alpha-glucosidase inhibitor), miglitol is systemically absorbed; however, it is not metabolized and is excreted by the kidneys.
The benefits of alpha-glucosidase inhibitors on health were shown to be stronger when the powder is consumed orally dissolved in water as a beverage in comparison to its intake as ordinary hard gelatin capsules. [5]