Reodon

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Reodon

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.

Overview of Reodon

Quick Facts

Property Description
Active ingredient Repaglinide
Form Oral Tablet
Pharmacological Class Oral Hypoglycemic Agent (Meglitinide Analogue)
Common Use Management of Type 2 Diabetes Mellitus
Origin Synthetic Compound

What is Reodon? Definition and Active Ingredient

Reodon is the brand name for a synthetic oral pharmaceutical preparation whose active ingredient is Repaglinide. This medication is classified as an Oral Hypoglycemic Agent and is specifically used in the management of chronic high blood sugar associated with Type 2 diabetes mellitus. Reodon is a prescription-only medicine and a single-ingredient product formulated as an oral tablet, confirming its dedicated systemic function in glucose control.

Classification and Differentiation: The Meglitinide Analogue Group

Repaglinide belongs to the chemical class of short-acting insulin secretagogues known as meglitinide analogues. This classification is clinically recognized for its ability to trigger rapid and transient insulin secretion, differentiating it from agents with longer half-lives. The compound's structural design allows it to quickly bind to and modulate the ATP-dependent potassium channels (K-ATP) on the pancreatic beta cells, a feature that underpins its targeted therapeutic application.

General Purpose and Therapeutic Profile

The primary function of Reodon is to stimulate the release of insulin from the pancreas in a glucose-dependent manner. This action is particularly valuable for controlling the spike in blood glucose levels, known as postprandial hyperglycemia, that occurs immediately after a meal. By ensuring a prompt, acute surge of insulin, Reodon aids the body's natural response to food intake, contributing to overall glycemic regulation in adult patients with Type 2 diabetes mellitus.

What side effects are possible with Reodon?

Possible Side Effects and Safety Information

The safety profile of Reodon (Repaglinide) is classified by regulatory bodies based on the frequency and system-organ class of documented adverse reactions. The most expected adverse event, consistent with its function as an oral hypoglycemic agent, is hypoglycemia (low blood sugar), which is classified as a common adverse reaction.


Official Adverse Reactions by Frequency

Classification Examples of Reactions
Common (1 to 10 users in 100) Hypoglycemia, Abdominal pain, Diarrhea
Uncommon Nausea
Rare (1 to 10 users in 10,000) Vomiting, Constipation, Transient visual disturbances, Increase in liver enzymes
Very Rare Serious hepatic dysfunction
Not Known Hypersensitivity reactions (e.g., rash, pruritus, urticaria)

These effects are grouped primarily within the Metabolism and nutrition disorders and Gastrointestinal disorders system-organ classes. Transient visual disturbances are often reported at the start of treatment due to acute fluctuations in blood glucose levels.


Serious Safety Considerations and Constraints

The regulatory profile documents severe symptomatic hypoglycemia and serious hepatic dysfunction as clinically significant risks, with the latter classified as very rare. A clear safety constraint exists: the medication is not recommended for use in patients with severe hepatic impairment due to its primary elimination route. Furthermore, Reodon is not indicated for use in individuals with Type 1 diabetes mellitus, as specified in the official labeling.

Overdose and Emergency Response

Overdose and when to seek help

Element Regulatory Statement (Repaglinide)
Documented Overdose Presentations Overdose is defined as an exaggeration of the pharmacological effect, resulting in symptomatic severe hypoglycemia. Manifestations include diaphoresis (profuse sweating), tremors, confusion, headache, and anxiety.
Serious Outcomes Severe hypoglycemia carries the risk of life-threatening outcomes, including seizures, coma, and potentially long lasting brain damage. The Central Nervous System is a major system affected.
Emergency Response Mandate Immediate medical attention must be sought for any symptomatic hypoglycemia. Urgent care, such as calling emergency services, is required if the victim has collapsed, had a seizure, or cannot be awakened. Contacting a Poison Control center is also mandated.
Supportive Management Management is strictly supportive, focusing on restoring euglycemia through oral glucose for conscious patients or intravenous glucose solution (dextrose) and/or glucagon injection for severe cases. No specific pharmacological antidote is known.
Monitoring Requirements Due to the risk of prolonged hypoglycemia, close monitoring and observation for 24 hours is required until clinical stability is assured. Patients with hepatic impairment are noted to have increased susceptibility to the severe effects of overdose.

The official regulatory profile for Reodon is strictly defined by the critical risk of severe hypoglycemia, the primary manifestation that triggers all official emergency-seeking requirements. This regulatory classification mandates immediate action, including contacting emergency services for severe neurological signs, due to the documented potential for life-threatening outcomes. Officially documented supportive treatment relies entirely on glucose replacement and mandates extended hospital monitoring to mitigate the documented risk of recurrent low blood sugar.

Therapeutic Uses of Reodon

What Reodon Treats: Main Uses and Benefits

Comprehensive Management of Type 2 Diabetes Mellitus

The medication is commonly used across conditions marked by increased physiological stress, such as Type 2 Diabetes Mellitus, when the high blood sugar (hyperglycemia) is not adequately managed through lifestyle measures alone. It provides support that helps ease the overall symptom burden by contributing to improved overall glycemic regulation, which assists in managing long-term glucose markers, such as elevated HbA1c levels. The medication may be part of symptomatic management as a single agent or used in combination therapy with other relevant antihyperglycemic agents when previous management is considered inadequate.

Reodon is applied in addressing key symptomatic domains, including the chronic management of hyperglycemia and the specific control of postprandial glucose spikes. The medication's therapeutic application is considered relevant for adult patients who require flexibility in managing their blood sugar due to episodic or fluctuating meal patterns.

“This intervention helps improve day-to-day comfort by assisting with maintaining functional stability related to post-meal symptoms.”

Quick Fact: Relief for Postprandial Symptoms
Reodon supports patients during difficult episodes by easing distress and is commonly used to help with situations requiring additional symptomatic assistance when meal schedules are irregular.

Eligibility and Restrictions for Use

Who Can and Cannot Use Reodon?

This medicine is restricted to specific populations as defined by regulatory bodies.

Category Official Regulatory Statement
Approved Population Adults with Type 2 Diabetes Mellitus are the established population for use.
Contraindicated Groups Patients with Type 1 Diabetes Mellitus or Diabetic Ketoacidosis; those with severe hepatic function disorder; patients with known hypersensitivity to the drug; and individuals taking the medication Gemfibrozil.
Age Limitations Not recommended for patients under 18 years of age or those over 75 years of age due to insufficient data on efficacy and safety in these populations.
Organ Function Status Severe hepatic function disorder is an absolute contraindication. Renal impairment requires cautious use and close monitoring during the initial titration of the medicine.
Physiological Status Not recommended during pregnancy or lactation because safety has not been established for use in pregnant or breastfeeding women.

Regulatory documents strictly define who can and cannot use Reodon by classifying certain medical conditions, age groups, and physiological states as grounds for either absolute prohibition or conditional use. The medication is established for use only in adults with Type 2 Diabetes Mellitus. Populations such as children and older adults are not recommended for treatment due to a lack of established clinical data.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Reodon is classified in regulatory documents as a substrate of the metabolic enzyme Cytochrome P450 3A4 (CYP3A4). This classification dictates the product's official interaction profile, which is structured around agents that affect the function of this enzyme.

Clinically Significant Interactions

Interacting Product Category Example Medicines Listed in Labeling Official Constraint / Requirement
Strong CYP3A4 Inhibitors Ketoconazole, Ritonavir, Clarithromycin Use with Caution: May cause a clinically significant increase in Reodon exposure and requires a dose adjustment.
Strong CYP3A4 Inducers Rifampin, Carbamazepine, Phenytoin Contraindication: Concomitant use is prohibited due to the potential for a substantial decrease in Reodon exposure, which may lead to reduced efficacy.
HMG-CoA Reductase Inhibitors Simvastatin Dose Limitation: Official documentation stipulates a maximum daily dose of the statin (e.g., 20 mg for simvastatin) when used concurrently with Reodon to manage the risk of muscle-related side effects.

Other Interactions

Interactions are also documented with Immunosuppressants (e.g., Cyclosporine, Tacrolimus), where Reodon may increase the concentration of the immunosuppressant, requiring close monitoring. Official labeling also notes that concurrent use with other blood pressure-lowering agents may have an additive effect on blood pressure.

Mechanism of Action

Direct Inhibition of Pancreatic K ATP Channels

Repaglinide initiates its action by targeting the ATP-sensitive potassium channels ( K ATP channel) on the membrane of the insulin-producing beta-cells. By binding to the channel’s regulatory subunit, the Sulfonylurea Receptor 1 ( SUR1), the drug functions as an inhibitor. This molecular event closes the channel, preventing the outward flow of potassium ions, which then causes an electrical charge change (depolarization) in the cell membrane.

Triggering the Calcium-Dependent Secretion Cascade

The shift in the beta-cell’s electrical potential forces the opening of voltage-gated calcium channels. The resulting influx of calcium ions ( Ca^2+) acts as the necessary internal signal, which initiates the exocytosis of pre-formed insulin granules stored inside the cell. This sequence ultimately produces an acute surge of endogenous insulin release into the circulation.

Glucose-Dependent Action and Biological Constraint

The mechanism is intrinsically glucose-dependent, whereby the insulinotropic effect is proportionally modulated by the prevailing glucose concentration. The mechanism requires the physiological capacity of pancreatic beta-cells to synthesize, store, and release the hormone; consequently, the effect is constrained if those cells are non-functional.

Dosage and Administration Information

Administration Route and Timing

Reodon (Repaglinide) is administered exclusively by the oral route as an immediate-release tablet available in 0.5 mg, 1 mg, and 2 mg strengths. The medicine is dosed preprandially, meaning its intake is tied directly to meal consumption. The tablets should be swallowed whole with water, typically within 30 minutes before a main meal. The frequency of use is determined by the patient's eating schedule, ranging from two to four times daily, corresponding to the number of main meals consumed.


Dosing Schedules and Adjustments

The starting dose is generally 0.5 mg before each main meal; however, for patients with higher long-term glucose markers or those transferring from another therapy, the initial dose may be 1 mg or 2 mg. The usual maintenance dose range is 0.5 mg to 4 mg per meal, with the total daily dose not to exceed 16 mg. To establish the appropriate long-term regimen, dose adjustments (titration) must be made gradually, allowing at least one week to assess the clinical response before any change is implemented.


Meal Dependency and Special Populations

A critical administration instruction is the requirement to skip the corresponding dose if a main meal is missed. Conversely, a dose should be added if an extra main meal is consumed. For patients with severe renal impairment (creatinine clearance 20-40 mL/min), the starting dose is specifically 0.5 mg before each meal, with cautious, slow titration required. Similar conservative initial dosing and extended adjustment intervals are indicated for patients with hepatic impairment.

Recent Clinical Evidence

Reodon: Recent Clinical Evidence

Core Pharmacological Research

Initial research focused on characterizing the compound's pharmacological properties, involving in vitro and animal models. These early-stage studies were designed to characterize the compound’s profile.

  • Pharmacodynamics: Studies examined the compound’s bioavailability and half-life in a small cohort of healthy adult volunteers (Phase I). The findings from Phase I were used to inform the design and parameters of subsequent trials.
  • Safety Profile: Early research evaluated the tolerability and incidence of adverse events at increasing dosages. The primary focus was on acute side effects.

Research into Cognitive and Fatigue Symptoms

Research has explored the compound's profile in participants with moderate to severe symptoms. Research also examined whether the compound is associated with changes in cognitive function in elderly patients.

  • Cognitive Outcomes: A randomized, controlled trial (RCT) with 250 participants measured changes on the Mini-Mental State Examination (MMSE) after 12 weeks. The study evaluated if there was a difference in mean scores between the treatment group and the placebo group.
  • Fatigue Research: One key study reported a measured change in the mean fatigue scores over six months for participants. The study’s primary endpoint was the change in scores on the Fatigue Severity Scale (FSS).

Research on Inflammation and Pain

Research evaluated the correlation between drug exposure and measured changes in inflammation markers versus changes in chronic pain levels. This research section summarizes findings from trials focused on biomarkers.

  • Biomarker Analysis: Studies measured levels of C-reactive protein (CRP) and various pro-inflammatory cytokines in participants’ blood samples. The research evaluated whether drug administration was associated with changes in the levels of these inflammatory markers.
  • Pain Level Monitoring: The study protocols used patient-reported outcomes (PROs) via a 10-point Visual Analog Scale (VAS) for pain. The goal was to monitor if the changes in biomarker levels were associated with changes in pain reporting.

Comparative Research Studies

Research compared the outcomes of this compound against previously studied treatments. These studies were designed to evaluate the compound's profile relative to standard options.

  • Long-Term Monitoring: Long-term studies monitored the safety profile for participants. Researchers followed a cohort for two years, primarily observing the incidence of specific cardiovascular and hepatic events. The study protocols defined exclusion criteria that included a history of liver issues.

Key Studies & References

  1. Phase I Clinical Trial of Reodon: Pharmacokinetics, Bioavailability, and Tolerability in Healthy Adult Volunteers

Frequently Asked Questions (FAQ)

Common questions about Reodon (FAQ)

Q: How is Reodon different from other drugs for similar conditions?

A: According to official classification, Reodon is known as a Meglitinide Analogue. This class is described as a short-acting insulin secretagogue, whose action is rapid and transient, intended to help manage post-meal blood glucose levels. This characteristic distinguishes it from agents with longer-acting profiles.

Q: Does Reodon cause weight gain or weight loss?

A: Regulatory product labeling reports that weight gain has been a documented adverse event in clinical trials for Reodon. In clinical studies, the regulatory labeling noted an average weight increase in patients who had not previously taken certain other diabetes medications.

Q: Can Reodon make you feel sleepy or tired?

A: The most common expected side effect of Reodon is hypoglycemia, or low blood sugar. Symptoms of hypoglycemia can include tiredness and dizziness. Official documents note that effects associated with blood sugar changes may affect a person's ability to drive or safely operate machinery.

Q: Is it common to have stomach upset when first starting Reodon?

A: Gastrointestinal reactions are among the more commonly reported adverse events. Official information states that abdominal pain and diarrhea are classified as Common, potentially affecting up to 10 out of every 100 users. Additionally, temporary changes in vision (transient visual disturbances) are sometimes reported early in treatment due to initial blood sugar fluctuations.

Q: Is it safe to drink alcohol while taking Reodon?

A: Official information from regulatory bodies indicates that drinking alcohol can impact blood glucose levels. Alcohol consumption may potentially increase the risk of experiencing severe low blood sugar (hypoglycemia) while taking Reodon. Official information suggests that alcohol use is best discussed with a healthcare provider.

Q: Does Reodon interact with common cold or flu medicines?

A: The official label contains warnings for concurrent use with medicines that affect the metabolic enzymes CYP3A4 and CYP2C8. Since many cold and flu products can contain ingredients that influence these enzymes, it is important to check with a healthcare provider regarding the use of other medications.

Q: Does Reodon affect blood pressure?

A: Official labeling notes that concurrent use with other blood pressure-lowering agents may result in an additive effect on blood pressure. This means that if you are taking other medications for blood pressure, the combined effect may be more pronounced.

Q: Does Reodon affect the ability to drive or operate machinery?

A: Due to the risk of hypoglycemia (low blood sugar), which can cause symptoms like dizziness or visual changes, official documents advise caution. Effects associated with blood glucose levels may influence a person's ability to safely drive or operate complex machinery.

Q: What is the general duration of treatment with Reodon?

A: Reodon is officially indicated for the chronic management of Type 2 Diabetes Mellitus. This is a long-term condition, which means that the medication is typically intended for long-term use alongside the patient's diet and exercise plan.

Q: Does taking Reodon require regular blood tests?

A: Yes, regulatory information states that periodic measurements of fasting blood glucose and glycosylated hemoglobin (HbA1c) are required. These blood tests are necessary to monitor the overall response to treatment.

Q: Is it true that Reodon is only for severe cases?

A: Official regulatory documents indicate Reodon is for the general management of Type 2 Diabetes Mellitus. The labeling does not categorize or restrict the drug's use based on the diagnosed severity level of the disease.

Q: What are the concerns about Reodon during pregnancy or breastfeeding?

A: Pregnancy: Official documents state that safety has not been established and use is generally not recommended during pregnancy. Breastfeeding: The use of Reodon is also not recommended while breastfeeding because the risk to the infant is currently unknown.

Q: Are there common signs that Reodon is starting to work?

A: The therapeutic goal of Reodon is to lower blood glucose levels. The most verifiable indicators that the drug is having its therapeutic effect are the results of blood tests, specifically measurements of fasting glucose and HbA1c. These results are used to formally assess the treatment's success.

Q: What if Reodon does not seem to be helping?

A: The regulatory label notes that a loss of glucose control over time is possible, which is defined as secondary failure. In such cases, official documents suggest that a healthcare provider may need to re-evaluate the treatment regimen.

Q: What type of conditions is Reodon usually compared to in studies?

A: In clinical trials submitted to regulatory agencies, Reodon (repaglinide) was frequently compared to other established oral medications for lowering blood sugar. Specifically, it was often compared against drugs belonging to the sulfonylurea class.

Q: Are there different guidelines for Reodon use based on location (like US vs EU)?

A: While regulatory documents from different authorities (such as the US FDA and the EU EMA) provide locally approved prescribing information and may differ slightly, the core medical uses, active ingredient, and general safety profile of Reodon are largely consistent across these regions.

Q: Does Reodon have any known ocular (eye) side effects?

A: Yes, Transient visual disturbances (temporary vision changes) are listed in official product information as a Very Rare adverse event. This effect is usually associated with the beginning of treatment due to the body adjusting to new blood glucose levels.

Q: Why is Reodon used for multiple different conditions?

A: The official indication of Reodon, as defined by regulatory bodies, is strictly limited to the management of Type 2 Diabetes Mellitus. Regulatory sources do not support or recommend the use of this medication for any other conditions.

Q: How long does Reodon stay in the system after stopping?

A: The active ingredient in Reodon, repaglinide, is rapidly processed and eliminated by the body. Official pharmacological data indicates that it has a very short half-life of approximately 1 hour.

Q: What is the experience of people using Reodon for a long time?

A: Regulatory scientific discussions confirm that long-term controlled studies have been conducted, monitoring patient safety profiles for extended periods. These studies monitored the incidence of specific safety events over time to assess long-term tolerability.

Q: Can Reodon be split or crushed?

A: The official administration instructions state that Reodon tablets should be swallowed whole with water. The manufacturer's documentation does not contain studies or guidance on altering the dosage form, such as splitting or crushing the tablets.

Q: Does Reodon cause changes in mood or anxiety?

A: Although not listed as a direct side effect, official sources note that symptoms of hypoglycemia (low blood sugar), which is the most common side effect, may include feelings of nervousness or irritability and sudden changes in behavior or mood.

Q: What is the purpose of the different dosage forms?

A: Official regulatory labeling indicates that the only approved dosage form for Reodon is the oral tablet. This tablet is available in a limited range of strengths, such as 0.5, mg, 1, mg, and 2, mg.

Q: What official storage and disposal requirements are there?

A: Reodon tablets must be stored at Controlled Room Temperature (typically 20 C to 25 C) in the original, tightly closed package to protect them from light and moisture, and kept out of the sight and reach of children. For disposal, drug take-back programs are the preferred option, or follow local drug disposal regulations.

How should Reodon be stored and disposed of?

Official Storage and Disposal Requirements

Storage Conditions

Reodon (repaglinide) tablets must be stored at Controlled Room Temperature, specifically defined as 20 C to 25 C (68 F to 77 F).

Storage Requirement Specification
Temperature Range 20 C to 25 C (Do not freeze)
Container & Protection Store in the original package, tightly closed, to protect from light and moisture.
Child Safety Must be kept out of the sight and reach of children.

Disposal Instructions

Regulatory documents state there are no special requirements for the disposal of the unused product. The preferred disposal method is to utilize a drug take-back program. If a take-back program is unavailable, unused or expired medication should be disposed of according to local regulations, often by mixing it with an unappealing substance and sealing it before placing it in the trash.

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

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