If you also take colesevelam, take your glyburide dose 4 hours before you take colesevelam.
Glyburide may not work as well when you use other medicines at the same time. Many other drugs can also affect blood sugar control. This includes prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible interactions are listed here. Tell your doctor about all your current medicines and any medicine you start or stop using.
 Glyburide drug interactions (more detail)
