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Diabeton

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Diabeton

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Medically reviewed

Laura Arias

Last updated on 22/12/2025

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.

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Overview of Diabeton

Quick Facts

Property Description
Active ingredient Gliclazide
Form Tablet (Modified-Release/Sustained-Release)
Pharmacological class Oral Hypoglycemic Agent / Sulfonylurea Derivative
General purpose Management of elevated blood glucose concentration
Origin Synthetic

What Type of Medicine is Diabeton (Gliclazide)?

Diabeton is a recognized brand name for the prescription-only antidiabetic medicine with the active component Gliclazide. Gliclazide is a synthetic compound classified as an Oral Hypoglycemic Agent, which means it is a medication taken by mouth specifically to lower high blood sugar levels. It belongs to the sulfonylurea derivative chemical class, a group of drugs that function by promoting insulin secretion. This medication is used as an intervention in glucose control for patients with Type 2 diabetes mellitus.


What is the Composition and Form of Diabeton?

The composition of this medicine centers on the Gliclazide active ingredient, provided in a tablet intended for oral administration. The most widely used version is the modified-release (MR) or sustained-release tablet. This formulation utilizes specialized pharmaceutical excipients to control the slow release of Gliclazide consistently over many hours. This controlled delivery aims to maintain a steady therapeutic action for individuals with Type 2 diabetes mellitus.


What is Diabeton's General Purpose?

The primary purpose of Diabeton is to help achieve and maintain control over elevated blood glucose concentration. It accomplishes this by acting directly on the pancreatic cells to stimulate the increased release of the body's own hormone, insulin. By promoting this insulin secretion, Gliclazide facilitates the body's ability to process and clear excess glucose from the blood, resulting in a reliable glucose-lowering effect.

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What side effects are possible with Diabeton?

Possible Side Effects and Safety Information

This section describes the officially documented adverse reactions and safety characteristics of Gliclazide (Diabeton) as classified by government regulatory authorities.


Frequency-Classified Adverse Reactions

The most frequent adverse reaction associated with Gliclazide, as with other sulfonylureas, is Hypoglycaemia (low blood sugar), which is classified as common in regulatory documents. Other reactions classified as common include various gastrointestinal disturbances such as abdominal pain, nausea, vomiting, diarrhoea, and constipation. Adverse reactions are organized according to the physiological systems affected, including the Metabolism and Nutrition system, Gastrointestinal system, and Skin and Subcutaneous Tissue system.


Serious Adverse Reactions and Safety Constraints

Regulatory documents highlight rare but clinically significant adverse reactions. These serious adverse reactions include cases of severe and prolonged Hypoglycaemia, which may necessitate clinical intervention. Other serious events include rare cases of severe hepatic dysfunction (hepatitis or jaundice) and severe cutaneous reactions, such as Stevens-Johnson syndrome (SJS). Safety constraints define high-risk groups; the medicine is generally contraindicated in patients with severe renal or severe hepatic impairment due to a documented increased risk of severe hypoglycaemic episodes.


Time-Related Safety Patterns

The risk of Hypoglycaemia is noted in official labeling to be more likely to occur during specific periods, such as the start of treatment or during dose escalation. Similarly, transient visual disturbances may be experienced upon the initiation of therapy due to rapid changes in blood glucose levels.

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Overdose and Emergency Response

Overdose Map: Overdose and when to seek help — Official Regulatory Information for Diabeton (Gliclazide)


Overdose Scope

Category Statement Based on Regulatory Documents
Documented overdose presentations The principal presentation is hypoglycaemia (low blood sugar), which may be severe and prolonged.
Physiological systems affected (as stated in label) Central Nervous System (e.g., confusion, speech disorders), Adrenergic System (e.g., tachycardia, sweating, anxiety), and Gastrointestinal System (e.g., nausea, intense hunger).
Dose-related or exposure-related factors (if applicable) Overdose is explicitly listed as a factor that increases the risk of hypoglycaemia.
Population-specific overdose notes (if applicable) Overdose risk is complicated by severe hepatic insufficiency and renal insufficiency, which increase the risk of a prolonged hypoglycaemic episode. Increased risk is noted for elderly subjects.
Emergency-response statements (as written in official documents) Initial relief is achieved through the intake of carbohydrates (sugar); artificial sweeteners have no effect. Severe episodes require continuous glucose administration and supportive management.
When immediate medical help is required (label-derived phrasing only) Seek immediate medical treatment or hospitalisation is required if a hypoglycaemic episode is severe or prolonged, even if symptoms are temporarily controlled by sugar intake.

Overdose Classifications (High-Level)

Category Statement Based on Regulatory Documents
Severity classification (as defined in official documents) Classification includes severe and prolonged forms, escalating to hypoglycaemic coma.
Regulatory basis (EMA / FDA / etc.) Information derived from government-authorized prescribing information.
Overdose-context constraints (as defined in official documents) The primary constraint is the risk of recurring hypoglycaemia, which necessitates hospital monitoring and observation for several days.

Resulting Overdose Structure

Official overdose statements:

  • Overdose presents as severe and prolonged hypoglycaemia, which can lead to manifestations like confusion, tremor, sweating, tachycardia, and, in severe cases, hypoglycaemic coma.
  • Immediate medical treatment or hospitalisation is required if the episode is severe or prolonged, even if temporarily corrected by oral sugar intake.
  • Management requires glucose administration and continuous monitoring for several days due to the risk of recurrence.
  • Patients with severe renal or hepatic insufficiency and elderly subjects have an increased risk of prolonged hypoglycaemic episodes.

Connection to the overall overdose profile

Regulatory documents define the Gliclazide overdose profile by focusing on the single, critical metabolic event—severe and prolonged hypoglycaemia. The presence of specific neurological and adrenergic symptoms constitutes the clinical presentation of this state, and any presentation classified as severe or prolonged explicitly triggers the mandatory requirement to seek immediate medical treatment or hospitalisation. The supportive structure involves continuous glucose replacement and extended observation.

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Therapeutic Uses of Diabeton

What Diabeton Treats: Main Uses and Benefits

Diabeton, containing gliclazide, is a medicine generally used for the management of type 2 diabetes mellitus. This therapeutic domain is relevant in contexts involving heightened systemic burden due to high blood sugar. The core application is addressing the symptoms related to systemic imbalance, specifically hyperglycaemia (high blood glucose levels).

This medication helps address symptom clusters that may become intense or disruptive. It is applied in addressing conditions where functional stability becomes affected and is commonly used when short-term symptomatic assistance is needed. Gliclazide provides supportive relief when symptoms interfere with routine activities and contributes to improved comfort during periods of heightened symptoms.

The supportive intent is to assist with maintaining functional stability in scenarios where additional management of discomfort is required. It is commonly applied in clinical settings as an adjunct to lifestyle changes, such as diet and exercise. Gliclazide helps ease the overall symptom burden and supports patients during episodes of heightened discomfort.


Quick Fact: Relief for Symptoms of Systemic Imbalance

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Eligibility and Restrictions for Use

Who Can and Cannot Use Diabeton (Gliclazide)?

Eligibility for Diabeton is defined by strict criteria in government-approved regulatory documents, focusing exclusively on adults with Type 2 Diabetes Mellitus. Eligibility is determined by age, diabetes classification, coexisting severe medical conditions, and physiological state.


Regulatory Eligibility Status

Category Official Regulatory Status
Approved Target Population Adults with Type 2 Diabetes Mellitus.
Age Restriction Use is not established and not recommended in children and adolescents (under 18 years of age).
Reproductive Status Contraindicated during both pregnancy and lactation.

Absolute Contraindications

Use of Diabeton is formally prohibited in several populations, as listed in the regulatory label:

  • Patients with Type 1 diabetes mellitus or diabetic pre-coma/coma.
  • Individuals with known hypersensitivity to Gliclazide, other sulfonylureas, or sulfonamides.
  • Patients with severe hepatic insufficiency or severe renal insufficiency.
  • Concurrent use with miconazole (systemic or oromucosal gel).

Acute stress conditions (e.g., serious infection, surgery) also necessitate temporary ineligibility, requiring a switch to insulin therapy.

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What should I know about interactions with other medicines?

Interactions with other medicines and products

The official interaction profile for Diabeton (gliclazide) is defined by substances that affect blood glucose control, requiring specific use constraints or prohibitions.

Absolute Contraindication

The co-administration of gliclazide with Miconazole (systemic route or oromucosal gel) is strictly prohibited by regulatory authorities due to the formally documented risk of a profound increase in the hypoglycaemic effect, potentially leading to coma.

Interaction Type Interacting Categories (Official Documentation)
Potentiation (Increased Hypoglycemia) Other antidiabetic agents, Beta-blockers, ACE Inhibitors, NSAIDs (e.g., Phenylbutazone), Sulfonamides.
Antagonism (Reduced Efficacy) Glucocorticoids, Danazol, high-dose Chlorpromazine, Selective Beta-2 Agonists (e.g., Salbutamol, Terbutaline).
Other Significant Interactions Coumarin Derivatives (e.g., Warfarin), Alcohol (Ethanol), St. John's Wort.

Combinations that potentiate the glucose-lowering effect result in an additive pharmacodynamic effect, increasing the risk of low blood sugar. Conversely, agents that antagonize the effect are documented to counteract the blood sugar control provided by gliclazide. Official labeling also requires that the medicine be taken once daily at breakfast time and advises against the co-ingestion of Alcohol due to the potential for severe hypoglycaemic reactions. The significance of interactions is officially noted to be heightened in the elderly and in patients with severe renal or hepatic insufficiency.

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Mechanism of Action

Targeted beta-Cell Stimulation and Insulin Release

The primary mechanism of Gliclazide involves the highly selective inhibition of the ATP-sensitive potassium channel ( K ATP channel) on the pancreatic beta-cell, mediated by binding to the SUR1 subunit. This blockade prevents potassium efflux, causing the cell membrane to depolarize. This electrical change opens voltage-dependent calcium channels, and the subsequent influx of Ca^2+ ions triggers the necessary signal for insulin granule exocytosis , resulting in the physiological consequence of increased circulating insulin and promotion of glucose transport across cell membranes.


Extrapancreatic Antioxidant and Vascular Modulation

Beyond stimulating insulin secretion, Gliclazide engages a secondary, pleiotropic mechanism centered on cellular protection and hemodynamic effects. The drug acts as a free radical scavenger, reducing the presence of oxidative stress in the beta-cells and the vascular lining. This activity contributes to the maintenance of function in the insulin-producing cells. Furthermore, Gliclazide modulates the vascular system by reducing platelet adhesion and aggregation, which constitutes a physiological effect on blood fluidity independent of its primary glucose-lowering pathway.

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Dosage and Administration Information

Administration Guidelines for Diabeton (Gliclazide Modified-Release)

Diabeton, which contains Gliclazide, is administered through the oral route as a Modified-Release (MR) tablet. The usage protocol is designed to ensure the prolonged-release properties of the tablet are maintained and to establish a consistent, long-term daily schedule.


Administration Scope

Category Official Instruction
Route of Administration Oral administration.
Standard Dosing Schedule Initial dose is 30 mg once daily. The maintenance dose can range from 30 mg to a maximum daily dose of 120 mg.
Timing in Relation to Meals Taken as a single dose at breakfast time or with a meal.
Preparation Requirements Tablets must be swallowed whole with water. They must not be crushed or chewed to preserve the modified-release mechanism.
Age-Group Rules The standard dosing regimen, starting at 30 mg daily, applies to older adults (greater than or equal to 65 years). Use in the pediatric population is not recommended due to a lack of established safety and efficacy data.
Missed-Dose Rules If a dose is forgotten, the patient must not increase the dose taken the next day to compensate. The missed dose should be skipped.

Dose Adjustment Protocol

The dosage is adjusted incrementally in 30 mg steps. The interval between each dose increase should be at least one month. This slow, stepwise approach is the protocol for dose titration, allowing adequate time to assess the blood glucose response before moving to the next dose level. The drug is intended for long-term use.

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Recent Clinical Evidence

Research Evidence / Overview of Studies for Diabeton (Gliclazide)


Evidence for Use in Type 2 Diabetes Management

Research into Diabeton, which contains gliclazide, has been primarily conducted through large-scale, long-term Randomized Controlled Trials (RCTs) and subsequent systematic reviews that aggregate data from multiple studies. These extensive studies were utilized for exploring the measured changes associated with gliclazide in adults diagnosed with established Type 2 Diabetes Mellitus. Researchers particularly monitored biomarkers of glucose control, such as Glycated hemoglobin (A1c) and Fasting Plasma Glucose, to understand patterns of change over the study period. Studies reported various measurements of changes in these glucose control biomarkers, providing context for the short- and intermediate-term patterns of systemic imbalance. Research protocols frequently included comparative arms that examined different therapeutic approaches.


Study Focus: Major Vascular Outcomes

Beyond the immediate monitoring of blood sugar, major clinical trials dedicated significant resources to studying the long-term patterns associated with serious health outcomes. Research also explored the incidence or progression of major vascular outcomes. This includes both microvascular events, such as nephropathy (kidney) and retinopathy (eye damage), and macrovascular events (heart attack or stroke). Long-term studies examined data related to major vascular events.

It is important to understand that research provides context but not individual predictions. While research highlights changes measured during the study period, the findings describe group patterns, not personal outcomes.


Areas of Research Uncertainty

Despite the significant body of evidence, some areas of research uncertainty remain. Comparative evidence is lacking for direct, long-term head-to-head trials comparing gliclazide against some of the newest classes of oral antidiabetic drugs (OADs) for major vascular outcomes. Furthermore, data for certain groups remain insufficient, meaning that patients outside the typical trial populations may not have dedicated long-term research available. The evidence quality varies across studies, and research is ongoing to further investigate remaining questions related to gliclazide.

Key Studies & References

  1. Gliclazide MR 30mg prolonged-release tablets - Summary of Product Characteristics (SmPC) / Patient Information Leaflet
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Frequently Asked Questions (FAQ)

Common questions about Diabeton (FAQ)

Q: Is Diabeton considered an insulin-sensitizing medicine?

A: Official documents classify Diabeton (gliclazide) as a sulfonylurea, which primarily works by stimulating the pancreas to release insulin. While its main function is promoting insulin secretion, some authoritative medical texts also note that it may have a secondary action of enhancing peripheral insulin sensitivity.


Q: What are the main differences between Diabeton and other sulfonylurea medications?

A: Diabeton (gliclazide) is often described in regulatory profiles as having unique properties compared to some other sulfonylureas. These include a specific antioxidant effect, which is reported to help reduce oxidative stress in cells. Furthermore, clinical evidence suggests it carries a relatively low risk of low blood sugar (hypoglycemia) compared to some older drugs in its class.


Q: How quickly can a person expect Diabeton to start working?

A: Based on the drug's pharmacokinetic profile, the peak plasma concentration of the active ingredient (gliclazide) in the blood typically occurs about 4 to 6 hours after the modified-release tablet is taken. This peak concentration is when the maximum level of the active ingredient is reached in the bloodstream.


Q: What is the typical time frame to see the full intended effect of Diabeton?

A: Achieving the full therapeutic effect, which is measured by improvements in long-term blood sugar markers like HbA1c, usually requires several weeks to months of consistent use. Official instructions for dose adjustment protocols reflect this, specifying that changes should occur at intervals of at least one month to allow enough time to assess the blood glucose response.


Q: Is Diabeton available in a generic version?

A: Yes, the active component of Diabeton is gliclazide, which is the medicine's generic name. While Diabeton is a brand name, gliclazide is available under various brand names and as a generic formulation globally, depending on the regulatory region.


Q: Can Diabeton cause weight gain, according to research?

A: The general class of medicines that Diabeton belongs to (sulfonylureas) is often associated with the potential for weight gain. However, specific clinical studies examining the modern modified-release formulation of Diabeton have sometimes reported that the body weight remained stable over the study periods.


Q: Is a metallic taste in the mouth a possible side effect of Diabeton?

A: Official product information confirms that a change in taste sensation, such as a metallic taste, is listed as a possible adverse reaction. This specific event is classified under gastrointestinal disturbances that may occur during the use of gliclazide.


Q: What are the official regulatory statements about taking Diabeton during pregnancy?

A: Diabeton (gliclazide) is strictly contraindicated (prohibited) for use throughout pregnancy and while breastfeeding. The official constraint is based on the lack of sufficient safety data in pregnant women. Official regulatory documents note that in this context, insulin is generally the established therapeutic alternative for managing high blood sugar.


Q: Can Diabeton interact with over-the-counter pain relievers like ibuprofen?

A: Yes, the official interaction profile notes that Non-Steroidal Anti-Inflammatory Drugs (NSAIDs), a category that includes common medicines like ibuprofen, may potentiate (increase) the blood sugar-lowering effect of Diabeton. This interaction may potentially raise the risk of experiencing low blood sugar (hypoglycemia).


Q: What is the research evidence for the long-term use of Diabeton?

A: Long-term research has extensively examined Diabeton's association with vascular outcomes, including both micro- and macro-vascular events. Studies have provided evidence regarding the drug's long-term profile, noting properties such as weight neutrality, a low risk of low blood sugar, and reports of favorable renal (kidney) outcomes over time.


Q: Why is Diabeton sometimes combined with other diabetes medications?

A: Diabeton (gliclazide) is officially indicated for use as a combination therapy when control of blood sugar is deemed insufficient using a single medicine alone. It is commonly indicated for use alongside other agents, such as Metformin or Insulin, to help achieve and maintain target blood glucose levels.


Q: Can Diabeton cause issues with sun sensitivity or rash?

A: Official safety documentation notes that Diabeton, like other medicines in the sulfonylurea class, can cause photosensitivity, which is an increased sensitivity to sunlight. Adverse reactions classified under the skin system also include the potential for rash and, in rare instances, severe cutaneous reactions.


Q: Is it normal to feel dizzy or lightheaded when first taking Diabeton?

A: Dizziness is listed in official documentation as a possible symptom of low blood sugar (hypoglycemia), which is the most frequent adverse reaction associated with the medicine. The risk of developing low blood sugar is officially noted to be higher during the start of treatment or when a dose is being increased.


Q: Is Diabeton prescribed for conditions other than diabetes?

A: The official and approved general purpose of Diabeton is specifically the management of elevated blood glucose concentration in adults diagnosed with Type 2 Diabetes Mellitus. It is not approved or indicated for conditions outside of this therapeutic area.


Q: Are there any major diet changes officially noted as necessary while on Diabeton?

A: Official documentation notes the importance of a regular food intake, particularly consuming a meal at breakfast time when the medicine is taken. It also stresses the necessity of maintaining a regular carbohydrate intake to minimize the risk of developing low blood sugar (hypoglycemia).


Q: Why might a doctor switch a patient from a different medication class to Diabeton?

A: Regulatory reviews indicate that Diabeton (gliclazide) may be chosen over certain alternatives in specific clinical contexts. Reasons for this potential choice can be related to its documented properties, such as its low risk of low blood sugar (hypoglycemia) compared to some other medicines, and its observed fibrinolytic activity (effect on blood clotting).


Q: What does the research say about Diabeton’s potential impact on nerve health?

A: While the primary function of the medicine is blood sugar control, research has been conducted to investigate its antioxidative properties beyond diabetes management. These studies explore the potential for these properties to offer protection against oxidative stress in various tissues, including those related to the central nervous system.


Q: Does Diabeton contain any Sulfa-related components that could cause an allergic reaction?

A: Yes, Diabeton (gliclazide) is classified as a sulfonylurea derivative, which is chemically related to the sulfonamide class of medicines. Official documentation states that the medicine is strictly contraindicated (prohibited) for individuals with known hypersensitivity or allergy to gliclazide, other sulfonylureas, or sulfonamides.


Q: How long does Diabeton stay in the body after stopping its use?

A: Regulatory information on the drug's pharmacokinetics provides the mean elimination half-life, which is a scientific measure of how quickly the body processes a substance. For gliclazide, the mean elimination half-life is approximately 10.4 hours.


Q: Can Diabeton and Metformin be used together, and what is the guidance?

A: Yes, regulatory documents specifically indicate that Diabeton (gliclazide) is approved for use in combination with other antidiabetic agents, including Metformin. This combination is typically used when satisfactory blood sugar control cannot be adequately achieved with Metformin monotherapy.


Q: Does Diabeton have any official warnings related to cardiovascular risk?

A: Major long-term studies generally consider Diabeton (gliclazide) to have a neutral cardiovascular safety profile. However, official safety documentation highlights that the most frequent adverse reaction, low blood sugar (hypoglycemia), may potentially be associated with an increased risk of adverse cardiac outcomes.


Q: What does official information say about the use of Diabeton in people with G6PD deficiency?

A: Official drug labeling includes a specific warning that Diabeton (gliclazide) should be used with caution in patients who have Glucose-6-Phosphate Dehydrogenase (G6PD) deficiency. This is due to a documented increased risk of hemolytic anemia, which is a serious blood condition.

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How should Diabeton be stored and disposed of?

The storage and disposal of Diabeton (Gliclazide) must adhere strictly to the conditions documented in official regulatory labeling to ensure product stability and safety.

Official Storage Requirements

Condition Requirement
Temperature Store below 25 C or 30 C; Do not refrigerate or freeze.
Protection Store in the original package to protect from light and moisture.
Child Safety Keep out of the sight and reach of children.

Disposal Instructions

Unused or expired Diabeton must not be disposed of via household waste or wastewater. The product should be discarded in accordance with local requirements for pharmaceutical waste, typically by returning it to a pharmacy or designated collection point.

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

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