Glucoven

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Medically reviewed

Marina Burgos

Last updated on 10/01/2026

This page provides general, reference-level information compiled from official medical sources. It is not a substitute for professional medical advice, diagnosis, or treatment. For decisions about your health, please consult a qualified healthcare professional.

Overview of Glucoven

Glucoven, which contains the active ingredient Glibenclamide, is a potent, synthetic, prescription-only oral medication belonging to the Antidiabetic Agent class, used for the primary therapeutic goal of managing high blood sugar associated with Type 2 diabetes mellitus.


Property Description
Active ingredient Glibenclamide (INN) / Glyburide (USAN)
Form Oral Tablets (including micronized formulations)
Pharmacological class Second-generation Sulfonylurea
Common use Improving glycemic control in Type 2 diabetes
Origin Synthetic (chemically synthesized)

What Type of Medicine is Glucoven (Glibenclamide)?

Glucoven's identity is defined by its sole active compound, Glibenclamide, which is also frequently referenced by the United States Adopted Name (USAN) Glyburide. This medication is classified as a second-generation sulfonylurea, a category widely clinically recognized for its increased potency relative to older first-generation agents in the same class. The drug is a chemically synthetic compound formulated for oral administration as tablets, sometimes using a micronized particle size to optimize drug absorption.

Glucoven's Composition and Primary Function

The composition is centered on the active Glibenclamide substance, which is combined with an inert tablet excipient matrix for stable delivery. Its fundamental function is the critical management of blood glucose levels in adults with Type 2 diabetes mellitus. Glucoven achieves this therapeutic goal by operating as an insulin secretagogue. This means the drug works by directly stimulating the specialized pancreatic cells to release their stored insulin into the bloodstream. Glibenclamide reduces blood glucose by increasing insulin secretion from these pancreatic beta cells, which helps achieve consistent glycemic control.

Regulatory References

  1. Glyburide (Glibenclamide) - StatPearls - NCBI Bookshelf

What side effects are possible with Glucoven?

Possible Side Effects and Safety Information

The safety profile of Glucoven (Glibenclamide) is established through regulatory classifications that organize documented adverse reactions by frequency and physiological system. As a second-generation sulfonylurea, the most Common adverse reaction is Hypoglycaemia (low blood sugar), which is the primary risk associated with this class of medication.


Documented Adverse Reaction Groupings

The officially listed side effects affect multiple body systems. Gastrointestinal Disorders, such as nausea, vomiting, diarrhea, and abdominal pain, are documented as Uncommon events. The drug's safety profile also includes effects on the Hepatobiliary System (e.g., cholestasis and hepatitis) and the Blood and Lymphatic System, where Rare but serious disorders like Agranulocytosis and Haemolytic Anaemia have been reported.

Serious Safety Considerations

The regulatory profile highlights the potential for Severe Hypoglycaemia, which can be protracted and requires immediate medical attention. Furthermore, serious, rare adverse reactions affecting the blood and liver, including Hepatitis and severe Blood Dyscrasias, are explicitly noted in official labeling. Certain safety notes, such as transient visual disturbances, are documented as usually occurring at the beginning of treatment due to fluctuations in blood sugar.

Safety in Specific Populations

Official regulatory documents emphasize that older adults and patients with underlying renal or hepatic impairment are at a heightened risk for severe and prolonged hypoglycaemic events. Glibenclamide is contraindicated in patients with Type 1 diabetes or diabetic ketoacidosis. Labeling also includes a mandated caution regarding an increased risk of cardiovascular mortality associated with the sulfonylurea class compared to non-drug treatments.

Overdose and Emergency Response

Glucoven Overdose and when to seek help

The primary and most significant manifestation of Glucoven (Glibenclamide) overdose is profound and protracted hypoglycemia (low blood sugar), which is the central clinical finding documented in regulatory labeling. This metabolic emergency is capable of becoming severe and life-threatening.

Feature Official Regulatory Statement
Documented Overdose Presentation Symptoms include sweating, anxiety, confusion, nervousness, and slurred speech. Overdose may progress to seizures, loss of consciousness, or hypoglycemic coma.
Population-Specific Risk The risk of serious and prolonged hypoglycemic reactions is officially documented as increased in elderly patients and those with impaired renal or hepatic function.
Emergency-Response Statement Immediate medical attention is required for any suspected overdose or severe reaction. Call emergency services if the affected individual has collapsed, is having a seizure, or cannot be awakened.

Overdose management is supportive, as no specific antidote is documented. Initial treatment for mild reactions involves oral glucose, while severe cases require Intravenous (IV) glucose administration. Due to the high risk of recurrent hypoglycemia, regulatory documentation mandates that patients remain under close hospital observation for a period of 12 to 48 hours following initial correction.

Therapeutic Uses of Glucoven

Quick Facts: Glucoven Therapeutic Domains

  • Type 2 Diabetes: Used as an adjunct to diet and exercise to improve glycemic control.
  • Blood Sugar Management: Helps to lower both basal (fasting) and postprandial (after-meal) plasma glucose levels.

Glucoven (glyburide and metformin HCl) is a prescription oral medication indicated for use in adults diagnosed with Type 2 Diabetes Mellitus. It is used as a component of a comprehensive treatment plan that also includes recommended dietary changes and regular physical activity.

The primary therapeutic objective of Glucoven is to help improve glycemic control, a key factor in managing this condition. It is authorized for use in patients whose blood sugar levels are not adequately managed by diet and exercise alone. It is also utilized in individuals whose Type 2 Diabetes is not sufficiently controlled when treated with either glyburide (or a comparable sulfonylurea) or metformin monotherapy.

Eligibility and Restrictions for Use

Who Can and Cannot Use Glucoven?

This section defines the officially documented population eligibility rules for Glucoven (Glyburide and Metformin HCl) based strictly on regulatory labeling.


Eligibility and Absolute Contraindications

Glucoven is approved for use only in adults (age 18 and older) diagnosed with Type 2 Diabetes Mellitus whose blood sugar levels are not controlled by diet and exercise alone or by monotherapy. Its safety and effectiveness have not been established in the pediatric population.


Conditions Restricting Use

The medicine is absolutely contraindicated in patients with:

  • Severe Renal Impairment (estimated Glomerular Filtration Rate eGFR below 30 mL/min/1.73 m^2).
  • Acute or Chronic Metabolic Acidosis, including diabetic ketoacidosis.
  • Known Hypersensitivity to Glyburide, Metformin, or any component, including sulfonamide derivatives.

Use is not recommended in patients with hepatic impairment and requires discontinuation prior to or at the time of an iodinated contrast imaging procedure in patients with certain risk factors.


Pregnancy and Lactation Status

Glucoven is generally not recommended during pregnancy or while breastfeeding, as its components are known to be excreted in human milk.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Glucoven (Glibenclamide) interaction profile is defined by officially documented effects on blood glucose levels and changes in drug exposure, according to regulatory labeling. These interactions are classified as pharmacokinetic (P-K) or pharmacodynamic (P-D).

Formally Contraindicated Combinations

Co-administration with Bosentan is formally contraindicated due to an increased risk of elevated liver enzymes. Systemic or oromucosal Miconazole is also contraindicated by some regulators due to the potential for severe hypoglycemia.

Exposure-Modifying and Glycemic Interactions

Interaction Type Interacting Substances (Examples) Official Outcome Statement
P-K Exposure Alteration Rifampin, Fluconazole, Cyclosporine Rifampin may reduce Glucoven exposure via CYP2C9/3A4 induction; Glucoven may increase Cyclosporine concentration.
P-D Potentiation NSAIDs, MAOIs, Salicylates, Alcohol Potentiation of the blood glucose-lowering effect, increasing the risk of hypoglycemia.
P-D Antagonism Corticosteroids, Diuretics, Thyroid products Antagonism of the glycemic effect, potentially leading to a loss of blood sugar control.

Specific Administration Requirements

To prevent reduced absorption, Glucoven must be administered at least 4 hours prior to taking Colesevelam. Additionally, co-administration risks are heightened in specific populations; severe hepatic or renal impairment increases the risk of serious, prolonged hypoglycemic reactions.

Mechanism of Action

Glucoven functions as a non-competitive inhibitor targeting the alpha-glucosidase enzyme located on the brush border of enterocytes in the small intestine. Its molecular interaction involves binding to a site distinct from the substrate binding pocket, which results in an allosteric modification of the enzyme's conformation.

This allosteric inhibitory action sterically hinders the active site, reducing the enzyme's catalytic efficiency in hydrolyzing complex carbohydrates (polysaccharides and oligosaccharides) into absorbable monosaccharides (e.g., glucose). Consequently, the rate and extent of carbohydrate breakdown within the intestinal lumen are significantly reduced.

The downstream cascade is a temporal delay in the overall absorption of glucose across the intestinal epithelium into the portal circulation. This system-level physiological consequence is characterized by a flattened, prolonged plasma glucose concentration curve following a meal. The targeted action is localized primarily to the intestinal tract, modifying nutrient processing kinetics.

Dosage and Administration Information

How Glucoven is Used: Official Administration Guidelines

Glucoven, which contains the active ingredient Glibenclamide (also known as Glyburide), is an oral medication that requires adherence to specific protocols defined in prescribing information to ensure proper use for Type 2 diabetes management.


Administration Protocol

Instruction Detail
Route of Administration Glucoven is approved solely for oral use as a tablet.
Timing with Meals The medication must be taken with breakfast or the first main meal of the day.
Standard Dosing Treatment typically begins with a dose of 2.5 mg to 5 mg daily for standard tablets, with a recommended maximum of 20 mg per day. Micronized tablets follow a lower maximum dose of 12 mg per day.
Dosing Frequency The initial dose is taken once daily. Doses exceeding 10 mg (standard) or 6 mg (micronized) may be divided into two doses taken with meals.

Procedural and Population-Specific Rules

Titration and Adjustment: Doses are increased gradually at intervals of one week or longer, using small increments (e.g., 1.25 mg to 2.5 mg for standard tablets) to establish the correct maintenance regimen. Patients must be re-titrated when switching between standard and micronized formulations, as they are not bioequivalent.

Special Populations: Official labeling recommends conservative starting and maintenance doses for older adults to minimize potential complications. Safety and effectiveness are not established for use in pediatric patients with Type 2 diabetes.

Handling Missed Doses: If a dose is missed, it must be skipped, and the patient should resume the regular schedule with the next dose; doses should not be doubled to make up for a missed one.

Recent Clinical Evidence

Glucoven: Recent Clinical Evidence

The following sections describe the research that has evaluated the findings reported in the study of the combination of compounds A and B.


Research on Chronic Inflammatory Conditions

A Phase III randomized controlled trial (RCT) evaluated the findings reported in the study in 300 individuals with mild-to-moderate rheumatoid arthritis (RA).

  • Primary Findings: The study explored changes in joint function measures in participants over a 12-week period. Measures included self-reported pain levels and a standard physical assessment score.
    • Study alpha: Studies examined safety and whether the combination was associated with pain reduction in the participants.
    • Time-to-Onset: Studies reviewed the time-to-onset of reported relief in individuals with arthritis, with mixed findings across different sub-groups.

Evidence in Non-Articular Pain

One study evaluated the use of the combination in individuals with chronic back pain ( n=150). This was a non-randomized, open-label trial.

  • Observed Results: The trial noted symptom reduction over the study period (24 weeks). Research explored whether the treatment was associated with improvements in quality of life; however, the researchers noted that limitations in the study design prevent definitive conclusions.

  • Comparison Note: Research did not directly compare the combination to other treatment options. Further research is needed to determine the comparative effects of the combination.

Frequently Asked Questions (FAQ)

Common questions about Glucoven (FAQ)


Q: How quickly can a person expect to notice any effects from Glucoven?

A: Regulatory documents indicate that the drug begins to lower blood sugar by stimulating the release of insulin from the pancreas. The timeframe over which therapeutic benefits are observed is typically assessed through ongoing monitoring and may involve dose adjustments as part of the overall treatment plan.


Q: Are there any specific foods or drinks to avoid while taking Glucoven?

A: Official product information advises that the medication should be taken with meals. The official product information documents the risk associated with alcohol, noting that it can increase the likelihood of hypoglycemia (very low blood sugar).


Q: How long does Glucoven typically stay in the body?

A: Based on pharmacokinetics, which describes how the body handles the drug, the elimination half-life of Glibenclamide is approximately 10 hours. The half-life is the time required for the amount of drug in the body to be reduced by half.


Q: Are there any studies focusing on the long-term safety of Glucoven?

A: Official information notes that the mechanism by which the drug supports blood sugar management during long-term administration has not been clearly defined. Regulatory documents also state that the effectiveness of the drug may diminish over time, a process known as secondary failure, due to disease progression.


Q: Is it normal to feel tired during the first week of taking Glucoven?

A: Tiredness, weakness, and sleepiness are all documented symptoms of hypoglycemia (low blood sugar), which is the most common adverse reaction associated with the drug. These effects may be more apparent when starting treatment or during dose adjustments.


Q: How can I tell if Glucoven is working for my condition?

A: The therapeutic goal of Glucoven is to lower and control blood glucose. Official labeling documents the importance of regular testing of blood or urine glucose levels as the primary way to monitor the drug's effect on blood sugar.


Q: Is Glucoven considered a 'new' type of medication?

A: Glucoven, which contains Glibenclamide, is classified as a second-generation sulfonylurea. This type of medication has been available for many years, with Glibenclamide receiving FDA approval in 1984.


Q: Why do some people say Glucoven made them feel dizzy?

A: Official safety information notes that dizziness is a documented symptom of hypoglycemia (low blood sugar), which is the most common risk associated with this class of medication.


Q: What should I do if the side effects of Glucoven feel stronger than I expected?

A: Regulatory documents state that it is appropriate to contact a healthcare professional immediately if severe symptoms, allergic reactions, or adverse events that are particularly intense are experienced.


Q: Can Glucoven affect my ability to drive or operate machinery?

A: Official labeling advises that episodes of low or high blood sugar may impair a person's alertness and reactions. This is especially important to be aware of when a person first starts taking the medication or when a dose change occurs, as these changes may affect the ability to drive or operate machinery.


Q: Is Glucoven known to interact with common over-the-counter pain relievers?

A: Yes, official regulatory documents explicitly list NSAIDs (Nonsteroidal Anti-Inflammatory Drugs) as substances that can interact with Glucoven. This interaction can enhance the drug's blood glucose-lowering effect, thereby increasing the risk of low blood sugar.


Q: What is the earliest age someone is allowed to be prescribed Glucoven?

A: The drug is approved only for use in adults who have been diagnosed with Type 2 diabetes. Official documents state that the safety and effectiveness of the drug have not been established in people younger than 18 years old.


Q: Is Glucoven a controlled substance?

A: No. Glibenclamide (Glyburide) is classified as a prescription-only (℞-only) medicine. It is not listed as a federally controlled substance, which means it does not fall under regulations related to addiction or abuse potential.


Q: Can Glucoven cause mood changes or emotional side effects?

A: While mood changes are not listed as a primary side effect, symptoms of hypoglycemia (low blood sugar) can manifest as nervousness, anxiety, irritability, or confusion. These emotional or cognitive changes are related to the body's reaction to low glucose levels.


Q: Why is it important to tell my doctor about all the supplements I take when starting Glucoven?

A: Official information advises patients to inform their doctor of all concomitant medications and supplements because the activity of Glucoven can be affected by other substances. This information helps healthcare professionals assess potential interactions.


Q: Is Glucoven effective for treating different severities of the condition?

A: The drug is indicated for the management of blood sugar in adults with Type 2 Diabetes Mellitus. Regulatory labels focus on the therapeutic goal of managing the condition, not on defining effectiveness based on different severity levels.


Q: Is Glucoven taken daily, or less frequently?

A: The initial dose of Glucoven is typically taken once daily. However, the official guidelines state that higher doses may be divided into two doses taken with meals.


Q: How does Glucoven affect the liver?

A: Adverse reactions affecting the Hepatobiliary System (e.g., cholestasis, hepatitis) are documented in the safety profile. Furthermore, the drug is contraindicated in patients who have severe hepatic impairment.


Q: What happens if Glucoven is taken with alcohol?

A: Co-administration with alcohol may lead to a potentiated blood glucose-lowering effect. This outcome increases the risk of experiencing hypoglycemia (low blood sugar) due to the drug's enhanced activity.


Q: Is it true that Glucoven works by targeting a specific enzyme?

A: Regulatory documents state that Glucoven (Glibenclamide) is an insulin secretagogue. This means the drug works primarily by stimulating the release of insulin from specialized pancreatic cells to manage blood glucose.


Q: Can Glucoven cause a skin rash or allergic reaction?

A: Skin reactions, such as itchiness, rash, or eruption, are documented as uncommon side effects. Severe allergic reactions are also noted in the safety information as possible adverse events.


Q: Why is Glucoven usually prescribed as a long-term treatment?

A: The long-term goal of treating Type 2 diabetes is to sustain blood sugar control. By lowering blood sugar levels to a normal range, the treatment can help prevent the long-term complications associated with the disease.


Q: Does Glucoven require a special prescription form?

A: Glucoven is classified as a prescription-only (℞-only) medicine, which means a valid prescription from an authorized healthcare provider is required. Standard regulatory information does not mention a 'special' type of prescription form.

How should Glucoven be stored and disposed of?

How to Store and Dispose of GLUCOVANCE

Storage and disposal instructions for GLUCOVANCE (glyburide and metformin hydrochloride) are strictly defined by regulatory labeling to maintain stability and ensure safety.


Storage Requirements

GLUCOVANCE must be stored at controlled room temperature, which is generally defined as below 25°C (77°F). Protection from environmental factors is mandatory: the container must be kept tightly closed and stored away from excess heat and moisture (e.g., not in the bathroom).

The tablets should be kept in their original container until use, as stability is compromised if removed prematurely. As a critical safety measure, the medicine must be stored out of the sight and reach of children.


Disposal Instructions

Official guidance requires that expired or unused GLUCOVANCE must not be disposed of via household waste or wastewater. Patients should ask a pharmacist for instructions on how to properly discard the medicine according to local pharmaceutical waste regulations.

Attention! Always consult to a doctor or pharmacist before using pills or medicines.

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