Glibenclamide

Glibenclamide, also known as glyburide, is an antidiabetic medication used to treat type 2 diabetes. It is recommended that it be taken together with diet and exercise. It may be used with other antidiabetic medication. It is not recommended for use by itself in type 1 diabetes. It is taken by mouth.

Glibenclamide
Clinical data
Trade namesDiabeta, Glynase, Micronase, others
Other namesGlyburide (USAN US)
AHFS/Drugs.comMonograph
MedlinePlusa684058
License data
Pregnancy
category
  • AU: C
Routes of
administration
By mouth
ATC code
Legal status
Legal status
  • AU: S4 (Prescription only)
  • UK: POM (Prescription only)
  • US: ℞-only
  • EU: Rx-only
Pharmacokinetic data
Protein bindingExtensive
MetabolismLiver hydroxylation (CYP2C9-mediated)
Elimination half-life10 hours
ExcretionKidney and bile duct
Identifiers
  • 5-chloro-N-[2-[4-(cyclohexylcarbamoylsulfamoyl)
    phenyl]ethyl]-2-methoxybenzamide
CAS Number
PubChem CID
IUPHAR/BPS
DrugBank
ChemSpider
UNII
KEGG
ChEBI
ChEMBL
CompTox Dashboard (EPA)
ECHA InfoCard100.030.505
Chemical and physical data
FormulaC23H28ClN3O5S
Molar mass494.00 g·mol−1
3D model (JSmol)
Melting point169 to 170 °C (336 to 338 °F)
  • O=C(NC1CCCCC1)NS(=O)(=O)c2ccc(cc2)CCNC(=O)c3cc(Cl)ccc3OC
  • InChI=1S/C23H28ClN3O5S/c1-32-21-12-9-17(24)15-20(21)22(28)25-14-13-16-7-10-19(11-8-16)33(30,31)27-23(29)26-18-5-3-2-4-6-18/h7-12,15,18H,2-6,13-14H2,1H3,(H,25,28)(H2,26,27,29) Y
  • Key:ZNNLBTZKUZBEKO-UHFFFAOYSA-N Y
  (verify)

Common side effects include nausea and heartburn. Serious side effects may include angioedema and low blood sugar. It is generally not recommended during pregnancy but can be used during breastfeeding. It is in the sulfonylureas class of medications and works by increasing the release of insulin from the pancreas.

Glibenclamide was discovered in 1969 and approved for medical use in the United States in 1984. It is available as a generic medication. In 2022, it was the 200th most commonly prescribed medication in the United States, with more than 2 million prescriptions.

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