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Glyburide Generic Name & Formulations
Legal Class
Rx
General Description
Glyburide 1.25mg, 2.5mg, 5mg; scored tabs.
Pharmacological Class
Sulfonylurea (2nd generation).
How Supplied
Contact supplier
Manufacturer
Glyburide Indications
Indications
Adjunct to diet and exercise in type 2 diabetes mellitus.
Glyburide Dosage and Administration
Adult
Initially 2.5–5mg daily with breakfast or first main meal. Elderly or debilitated: initially 1.25mg daily. Increase by 2.5mg at weekly intervals if needed per blood glucose. Maintenance: 1.25–20mg daily in single or divided doses (consider divided doses above 10mg daily); max 20mg daily.
Children
Not established.
Glyburide Contraindications
Contraindications
Type 1 diabetes or diabetic ketoacidosis with or without coma. Concomitant bosentan.
Glyburide Boxed Warnings
Not Applicable
Glyburide Warnings/Precautions
Warnings/Precautions
Oral hypoglycemic agents may increase risk of cardiovascular mortality. Renal or hepatic impairment. Adrenal or pituitary insufficiency. Stress. Secondary failure may occur with extended therapy. Risk of hemolytic anemia in G6PD deficiency; consider non-sulfonylurea alternative. Monitor urine, fasting blood glucose, and HbA1c levels periodically. Discontinue if jaundice or hepatitis occurs. Sulfonamide allergy. Malnourished. Elderly. Debilitated. Pregnancy (Cat.C): consider using insulin instead. Nursing mothers: not recommended.
Glyburide Pharmacokinetics
See Literature
Glyburide Interactions
Interactions
See Contraindications. May be potentiated by NSAIDs, ACEIs, disopyramide, fluoxetine, clarithromycin, coumarin, alcohol, highly protein bound drugs, salicylates, sulfonamides, chloramphenicol, probenecid, MAOIs, β-blockers, oral miconazole (possibly), fluroquinolones. Antagonized by diuretics, steroids, phenothiazines, thyroid products, estrogens, oral contraceptives, phenytoin, niacin, sympathomimetics, calcium channel blockers, isoniazid. Monitor closely for hypoglycemia with concomitant drugs that affect glucose metabolism and upon withdrawal. May increase cyclosporine levels; monitor and adjust cyclosporine dose. Caution with CYP2C9 inhibitors or inducers (eg, rifampin). May be antagonized by topiramate, colesevelam; administer glyburide ≥4hrs prior to colesevelam. Disulfiram-like reaction with alcohol (rare). Monitor for 2 weeks if transferring from chlorpropamide.
Glyburide Adverse Reactions
Adverse Reactions
Hypoglycemia, nausea, epigastric fullness, heartburn, allergic skin reactions, photosensitivity, blood dyscrasias; rare: cholestatic jaundice, hepatitis.
Glyburide Clinical Trials
See Literature
Glyburide Note
Notes
Formerly known under the brand name Diabeta.
Glyburide Patient Counseling
See Literature
