Glyburide and Hydrochlorothiazide interaction
Glyburide and Hydrochlorothiazide: both prescribing labels describe an interaction that usually calls for monitoring, a dose change, or spacing the doses.
Usually manageable with monitoring or a dose change. Tell your pharmacist you take both.
What the FDA labels say
From the Hydrochlorothiazide (INZIRQO) label · effective 2025-12-16
Antidiabetic drugs: Dosage adjustment of antidiabetic may be required (7.2)
Antidiabetic Drugs (oral agents and insulin): Dosage adjustment of the antidiabetic drug may be required when coadministered with hydrochlorothiazide.
From the Glyburide label · effective 2021-07-01
These drugs include the thiazides and other diuretics, corticosteroids, phenothiazines, thyroid products, estrogens, oral contraceptives, phenytoin, nicotinic acid, sympathomimetics, calcium channel blocking drugs, and isoniazid.
Taking more than these two? Interactions stack. Check your whole list at once; it stays in your browser.
Open in the checkerNot medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.