Incuria

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Incuria

Method of action: Drugs Used In Diabets

Treatment option:

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 Incuria

Incuria is a prescription-only oral antidiabetic drug containing the active substance Nateglinide, primarily used to assist adults with Type 2 diabetes mellitus in managing their blood sugar. It is clinically recognized as an oral hypoglycemic agent and functions by regulating blood glucose specifically around mealtimes, targeting postprandial spikes.


Property Description
Active ingredient Nateglinide
Form Oral Tablet
Pharmacological class Meglitinide analog / Non-sulfonylurea secretagogue
Common use Glucose Regulation in Type 2 Diabetes
Origin Synthetic compound (Phenylalanine derivative)

What Type of Medicine is Incuria?

Incuria belongs to the meglitinide class, which is classified as a glinide. This classification establishes it as a non-sulfonylurea secretagogue, confirming that the drug stimulates insulin release through a distinct pathway compared to older generations of antidiabetic medications. The general therapeutic purpose of the medication is to provide targeted assistance in glucose regulation by addressing the core impairment of timely insulin release in individuals with Type 2 diabetes.

Composition and Origin: The Active Substance Nateglinide

The sole active ingredient in Incuria is Nateglinide, which is administered as an oral tablet and is consistently manufactured as a single active ingredient product. Nateglinide is a synthetic compound that is chemically derived from the amino acid phenylalanine, officially classified as a phenylalanine derivative. This specific, non-peptide structure is a differentiating factor, contributing to the drug's rapid absorption and its ability to act quickly and predictably.

The Role of Incuria in Mealtime Glucose Regulation

Incuria's specific role is that of a prandial glucose regulator, meaning its action is timed to address the increase in blood sugar that occurs immediately after a person eats, a condition known as postprandial hyperglycemia. Its functional principle involves glucose-dependent insulin release stimulation, which means it primarily exerts its effect when glucose levels are elevated, thereby minimizing activity between meals. Nateglinide's quick onset and notably short duration of action make it particularly suitable for controlling these specific post-meal glucose excursions.

What side effects are possible with Incuria?

Official Adverse Reactions and Frequency Classification

This section outlines the adverse effects and safety characteristics of Incuria (Nateglinide) as documented in government regulatory sources, such as the U.S. FDA Prescribing Information.

The most prominent safety concern documented is hypoglycemia (low blood sugar), which is officially classified as a Very Common adverse reaction, meaning it is reported to affect 1 in 10 or more patients.

Frequency Classification System-Organ Class (SOC) Officially Listed Adverse Reaction
Very Common (≥ 1/10) Metabolism and Nutrition Disorders Hypoglycemia (Low Blood Sugar)
Common (≥ 1/100 to < 1/10) Infections, Nervous System, GI, Musculoskeletal Upper respiratory tract infection, Headache, Dizziness, Diarrhea, Back Pain, Flu-like symptoms, Arthropathy, Accidental Trauma
Uncommon / Rare Skin, Hepatobiliary, Immune System Hypersensitivity Reactions (e.g., rash, pruritus, urticaria), Increased Liver Enzymes, Anaphylactoid Reactions

Serious Adverse Reactions and Key Safety Constraints

Regulatory documentation highlights the risk of Severe Hypoglycemia, which may be life-threatening or cause seizures, as a serious adverse reaction. Anaphylactoid Reactions (a type of severe allergic reaction) are also listed as a rare but serious safety concern.

Population-Specific Safety Statements

  • Hepatic Impairment: Caution is advised for individuals with mild to moderate liver disease. The drug is contraindicated in patients with severe hepatic impairment, as noted in some regulatory labels, due to the risk of increased drug exposure and hypoglycemia.
  • Pediatric Use: The safety and effectiveness of Incuria have not been established in pediatric patients, and the drug is not approved for use in this population.

Safety Restrictions (Contraindications)

Incuria is formally contraindicated and should not be used in individuals with Diabetic Ketoacidosis (DKA), Type 1 Diabetes Mellitus, or known hypersensitivity to Nateglinide or its components.

Exposure-Related Pattern

Regulatory labeling notes that episodes of hypoglycemia are often more likely to occur at the initiation of treatment and during periods of dose adjustment.

Overdose and Emergency Response

The primary manifestation of an Incuria (Nateglinide) overdose is an exaggerated glucose-lowering effect resulting in hypoglycemia (low blood glucose). This physiological event affects the metabolic and central nervous systems. Documented clinical presentations may include signs of neuroglycopenia such as sweating, tremor, dizziness, confusion, and paleness. Overdose can progress to severe, life-threatening outcomes, including loss of consciousness or hypoglycemic coma. Regulatory guidance mandates that any suspected overdose requires immediately seeking medical attention. Emergency medical services must be contacted if severe symptoms, such as altered mental status or loss of consciousness, are present.

Management is defined as strictly symptomatic and supportive treatment. For patients experiencing severe hypoglycemia, procedural instructions require the administration of intravenous dextrose solution. It is officially documented that no specific antidote is known for Nateglinide. Due to the potential for recurrent hypoglycemia, frequent blood glucose monitoring and a period of prolonged observation in a monitored setting are required for post-overdose care. This profile is uniformly defined in regulatory sources to ensure rapid recognition and response to the primary risk.

Therapeutic Uses of Incuria

What Incuria Treats: Main Uses and Benefits

The therapeutic role of Incuria (Nateglinide) is specifically to provide precise, mealtime-focused support for adults managing Type 2 Diabetes Mellitus. The drug is generally used either alone or in combination with other medications when the condition can not be controlled by diet and exercise alone. It is applied across domains where the patient may require assistance in achieving and maintaining desirable blood sugar levels.

Targeting Post-Meal Blood Sugar Spikes

This domain addresses the abnormal and rapid increase in blood sugar—postprandial hyperglycemia—that typically occurs after food consumption in Type 2 diabetes. Incuria is relevant in conditions involving episodic or fluctuating manifestations that create a noticeable interference with stable glucose management. It may assist with managing these fluctuating manifestations, and contributes to support that helps ease the overall symptom burden during periods of heightened symptoms.

Supportive Role in Overall Glycemic Control

This supportive benefit is relevant for managing symptoms that interfere with daily comfort. Incuria is often used when additional management of discomfort is required, and is relevant both for patients newly starting therapy (monotherapy) and for those who require an adjunct agent alongside other treatments to assist with maintaining functional stability.

Quick Fact: Support for Fluctuating Post-Meal Blood Sugar

Regulatory References

  1. NIH MedlinePlus overview

Eligibility and Restrictions for Use

Who Can and Cannot Use Incuria?

Incuria (Nateglinide) is strictly approved for use in adults who have been diagnosed with Type 2 Diabetes Mellitus (T2DM). The official regulatory documents define clear populations who must not use the medicine and specific groups for whom use is restricted.


Absolute Contraindications

Incuria is contraindicated and must not be used by patients with Type 1 Diabetes Mellitus (T1DM) or those experiencing Diabetic Ketoacidosis. Use is also prohibited for individuals with Severe Hepatic Impairment and those with a known hypersensitivity to the active substance Nateglinide or any excipient. Furthermore, use is contraindicated during Pregnancy.


Restricted and Not Recommended Populations

The medicine is not recommended for the pediatric population (patients under 18 years of age) because safety and efficacy have not been established. Use is also not recommended for women who are breastfeeding/lactating. Caution is advised for patients with Moderate Hepatic Impairment and those with Severe Renal Impairment, as these conditions may require special monitoring as defined in the official label.

What should I know about interactions with other medicines?

Incuria’s official interaction profile is defined by its metabolic clearance and documented pharmacodynamic effects with co-administered substances. The drug is primarily metabolized by the Cytochrome P450 isozyme CYP2C9 and secondarily by CYP3A4. Co-administration with strong CYP2C9 inhibitors (such as fluconazole) is documented to increase Nateglinide's systemic exposure, while CYP2C9/3A4 inducers (such as rifampin or St John’s Wort) may decrease its exposure.

Pharmacodynamic Effects

The pharmacodynamic interaction domain identifies several agents that alter the drug's blood-glucose-lowering effect. Hypoglycemic risk is increased when co-administered with agents that share this effect, including NSAIDs, Salicylates, and MAOIs. Conversely, agents that raise blood glucose, such as Corticosteroids, Thiazide Diuretics, and Sympathomimetic Agents, may antagonize Nateglinide's effect. Alcohol is also documented as potentially increasing the blood-glucose-lowering effect.

Administration Constraints

Food is documented to affect the drug's absorption rate, decreasing the peak plasma concentration (Cmax) and delaying the time to peak, though the total exposure (AUC) remains unchanged. Finally, patients with mild hepatic impairment are noted to have increased total systemic exposure to the drug, which is stated to increase the risk of hypoglycemia.

Mechanism of Action

Incuria, containing Nateglinide, functions as a selective insulin secretagogue that works by selectively engaging key ion channels on pancreatic cells to modulate the physiological signaling required for mealtime insulin release. Its mechanism is highly specific and operates across two primary domains: molecular target engagement and time-action kinetics.


mathbfKATP Channel Blockade and mathbfbeta-Cell Depolarization

The drug's primary mechanism involves the targeted blockade of the ATP-sensitive potassium channel (mathbfKATP channel) via binding to the SUR1 subunit on pancreatic beta-cells. This molecular interference halts the efflux of potassium ions, which triggers membrane depolarization and the opening of voltage-gated calcium channels. This key domain initiates the secretory cascade, leading to the rapid and controlled influx of calcium ions, which is the immediate signal for insulin release.


Acute Stimulation and Glucose-Dependent Kinetics

Nateglinide is characterized by extremely fast association and dissociation from its receptor site, ensuring that the stimulation of insulin release is brief and synchronized with food intake. This rapid mechanism results in the acute stimulation of early-phase insulin secretion, an essential physiological event that is sensitive to specific molecular stimulation. The process is inherently glucose-dependent, meaning the mechanism's activity diminishes significantly when blood glucose levels are low, thereby limiting its functional effect to the immediate postprandial state.

Dosage and Administration Information

How to Use Incuria: Official Administration Guidelines

Incuria (Nateglinide) is a prescription-only medicine administered orally as a film-coated tablet, with a usage pattern strictly coordinated with food consumption.

Official Dosing and Schedule

The standard approach to using Incuria is to take it three times daily, corresponding to the three main meals.

Instruction Detail
Route of Administration Oral administration via film-coated tablet.
Dosing Schedule Initial dose is typically 60 mg three times daily. The standard recommended dose is 120 mg three times daily.
Timing in Relation to Meals Must be administered before a meal, specifically within 1 to 30 minutes prior to food consumption.
Missed-dose Rule If a meal is skipped, the scheduled dose for that meal must also be skipped.

Procedural Context

This specific timing rule establishes Incuria as a prandial therapy, ensuring its activity aligns with the increase in blood sugar that follows eating. The dosage is adjusted based on periodic measurements of glucose control, such as glycosylated hemoglobin (HbA1c) and post-meal glucose levels.

Population-Specific Guidelines

No dose adjustment is generally necessary for patients with mild to moderate kidney or liver impairment. The safety and effectiveness of Incuria have not been established in patients under 18 years of age.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Incuria (Nateglinide)

Evidence for Targeting Post-Meal Blood Sugar Spikes

The research for Incuria primarily centers on its use in adults with Type 2 Diabetes. This area was evaluated in studies using short- to medium-term Randomized Controlled Trials (RCTs). These trials were designed to measure changes in the specific biomarker known as 2-hour Postprandial Glucose (PPG), which reflects blood sugar levels after eating. Overall control markers like Glycated Hemoglobin (HbA1c) were also examined. Studies reported that they monitored measurements of changes in the 2-hour Postprandial Glucose levels when compared to the starting baseline measurements. Research also describes observations of changes in the HbA1c biomarker over the course of treatment. The evidence contributes to understanding short-term changes in this area.

Evidence for Use as a Single Agent (Monotherapy)

Studies exploring Incuria as a single therapy were conducted primarily in adults who were newly starting oral medication for Type 2 diabetes. The research explored overall glucose control, measured by the HbA1c biomarker, as well as mealtime blood sugar. Studies reported that they monitored changes in the HbA1c biomarker over the observation period, compared to the starting measurements. Some studies observed that the measured changes in the HbA1c biomarker in monotherapy were less pronounced compared to certain other agents that were included in those trials. Follow-up durations were limited in many of these monotherapy studies, which were primarily focused on initial measurements over short-term periods.

What is Still Uncertain About Incuria Research

While the research provides context for how Incuria was studied for addressing post-meal blood sugar, several key gaps remain in the scientific literature. Long-term effects are not fully established, particularly concerning patient-relevant endpoints beyond the immediate blood sugar biomarkers. The long-term impact on macrovascular outcomes (e.g., heart attack, stroke) remains an area where definitive evidence is limited. Furthermore, research findings describe group patterns and do not predict individual outcomes.

Frequently Asked Questions (FAQ)

Common questions about Incuria (FAQ)

Q: What is the main difference between Incuria and similar medicines?

A: Incuria's active ingredient, Nateglinide, is officially classified as a meglitinide derivative or a selective insulin secretagogue. A key characteristic noted in regulatory documents is its rapid onset and short duration of action, which is specifically designed to help manage the rise in blood sugar that occurs immediately after meals.

Q: Is Incuria a type of antibiotic?

A: No, Incuria is not an antibiotic. The medicine is officially classified as an oral anti-diabetic agent. It belongs to a pharmacological class known as meglitinide derivatives, which work to help control blood sugar levels in adults with Type 2 Diabetes Mellitus.

Q: Is Incuria considered a long-term treatment?

A: Research studies examining the medicine focused on short- to medium-term periods. The longer-term effects on certain patient-relevant outcomes remain an area of ongoing study, according to research literature.

Q: What does it mean that Incuria is approved for its main use?

A: Drug approval means that regulatory agencies have reviewed the data and concluded that the medicine is acceptably safe and effective for its specific therapeutic indication. Incuria is officially approved for use in adults with Type 2 Diabetes Mellitus.

Q: Do I need to avoid any specific foods while taking Incuria?

A: The official product information primarily emphasizes the requirement to take the medicine with or just before a main meal. Regulatory documents do not list specific food items as formal interactions or required avoidance beyond general dietary management for the treated condition.

Q: Can Incuria cause changes in weight?

A: Yes, regulatory documents list weight gain as a reported adverse reaction. This finding was observed in some patients during the clinical trials.

Q: Can Incuria affect my energy levels?

A: Official information indicates that the most common adverse reaction is hypoglycemia (low blood sugar). Symptoms of hypoglycemia described in regulatory documents can include feelings of fatigue and weakness, which may affect energy levels.

Q: Does Incuria have an effect on sleep patterns?

A: Official regulatory documents list trouble sleeping (insomnia) as a less common adverse reaction associated with using this medicine.

Q: Is there a generic version of Incuria available?

A: Yes. The active ingredient in Incuria, Nateglinide, is available as a generic medicine approved for use in the United States and other regions.

Q: What if I'm already taking supplements, can they interact with Incuria?

A: Regulatory documents explicitly mention interactions with certain supplements. For example, St John's Wort is noted as potentially decreasing the medicine's concentration in the body.

Q: Does Incuria have a risk of dependence or withdrawal?

A: Regulatory documents detailing the safety profile and adverse reactions for Incuria do not list drug dependence or a specific withdrawal syndrome as a reported safety concern.

Q: Is it normal to feel a mild headache when starting Incuria?

A: Headache is listed as a Common adverse reaction in regulatory documents, meaning it is reported in 1 in 100 to less than 1 in 10 patients. Regulatory sources classify this reaction as Common, meaning it has been reported in a specific percentage of patients during studies.

Q: Can Incuria cause temporary blurred vision?

A: Official information states that blurred vision is a potential symptom of hypoglycemia (low blood sugar), which is the most commonly reported side effect of the medicine.

Q: Is it safe to drive while taking Incuria?

A: Official documentation notes that low blood sugar (hypoglycemia) can impair concentration. The use of this medication may require specific precautions when driving or operating machinery.

Q: Does Incuria affect blood sugar levels?

A: Yes. The medicine is designed to lower blood sugar as its intended therapeutic effect. However, regulatory documents also list hypoglycemia (blood sugar that is too low) as a Very Common adverse reaction.

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

A: The mechanism involves stimulating insulin release with a rapid onset of action, which typically occurs within one hour after a dose. Overall blood sugar control markers are generally assessed by health care professionals over longer periods, such as those monitored during short- to medium-term clinical trials.

Q: What is the meaning of the Boxed Warning (if applicable) for Incuria?

A: Regulatory documents include a list of Special Warnings and Precautions focused on the risk of hypoglycemia, which may be life-threatening or cause seizures. This is the most clinically significant safety concern noted in the official materials.

Q: What if I get sick with a cold, should I stop taking Incuria?

A: Official guidance notes that stressful events, such as fever, infection, injury, or surgery, may affect blood sugar control. A health care professional should be consulted, as such events may affect blood sugar management and could necessitate a review of the current treatment plan.

Q: How do doctors decide who is eligible to take Incuria?

A: Incuria is indicated for use in adults with Type 2 Diabetes Mellitus. Eligibility is determined based on the diagnosis and the patient not having specific contraindications, which include conditions like Diabetic Ketoacidosis, Type 1 Diabetes, or severe liver impairment.

Q: What kind of specialist typically prescribes Incuria?

A: Incuria is an oral anti-diabetic agent used to manage Type 2 Diabetes. This type of medication is commonly managed by doctors who specialize in diabetes treatment, such as endocrinologists and general practitioners.

Q: Can using Incuria affect the results of lab tests?

A: Yes. Regulatory documents list increased liver enzymes as an uncommon adverse reaction. This is a change that would be detectable through standard laboratory blood tests.

Q: Can Incuria be used by women who are planning pregnancy?

A: Official regulatory information states that Incuria must not be used during pregnancy. Decisions regarding blood sugar management in the context of pregnancy planning must be made by a health care professional.

Q: How does Incuria compare to lifestyle changes for the treated condition?

A: Official documentation states that the medicine is indicated for use as an adjunct to diet and exercise for improving blood glucose control. This means it is intended to be used alongside, not as a replacement for, lifestyle modifications.

Q: Is Incuria related to any common pain relievers?

A: Incuria is not classified as a pain reliever. However, regulatory documents state that certain pain relievers (such as NSAIDs and salicylates) are known to increase the blood-glucose-lowering effect of Incuria.

Q: What are the most common reasons doctors prescribe Incuria?

A: It is prescribed for adults with Type 2 Diabetes Mellitus to help lower blood sugar levels, particularly for managing the rise in blood sugar that occurs after meals (postprandial glucose).

Q: Are there any common misuses of Incuria?

A: Misuse is generally associated with using the medicine contrary to the official rules. This includes taking the dose without having a meal or using it for a condition it is not indicated for (e.g., Type 1 Diabetes).

Q: What does the drug classification of Incuria mean?

A: The drug is officially classified as an oral anti-diabetic agent belonging to the pharmacological class of meglitinide derivatives or selective insulin secretagogues.

Q: Is the evidence for Incuria based on large-scale studies?

A: Regulatory evidence is primarily based on short- to medium-term Randomized Controlled Trials (RCTs). The size and scale of these studies were sufficient to support the medicine's official approval for its therapeutic indication.

Q: What should I do if a side effect of Incuria feels unusual?

A: Official patient guidance states that medical attention may be needed immediately if the person experiences symptoms of a severe allergic reaction or a seizure. For any other new or unusual symptoms, it is noted that a health care professional should be consulted.

Q: How long after stopping Incuria will it be out of my system?

A: The medicine is characterized by a short elimination half-life of approximately 1.5 to 1.7 hours. It is rapidly eliminated, and this short duration ensures that there is no accumulation of the drug in the body.

Q: Are there any specific tests I need before starting Incuria?

A: The medicine is contraindicated in patients with Type 1 Diabetes Mellitus or Diabetic Ketoacidosis. Diagnosis of Type 2 Diabetes and blood sugar control markers, such as HbA1c, are monitored when making treatment decisions.

Q: Can Incuria cause stomach upset?

A: Regulatory documents list diarrhea and nausea as common side effects associated with the medicine, which are forms of stomach upset.

Q: Why is there a focus on proper use of Incuria?

A: Official patient information focuses on proper use, such as taking the dose just before a meal, because improper timing or skipping a meal without skipping the dose increases the risk of the main adverse reaction, hypoglycemia (low blood sugar).

How should Incuria be stored and disposed of?

How to Store and Dispose of Incuria

Official regulatory labeling dictates specific conditions for storing and disposing of Incuria to maintain its strength, quality, and purity.

Storage and Stability Requirement Official Statement/Classification
Temperature and Environment Must be stored at Controlled Room Temperature, typically below 25 C (77 F), unless refrigeration is specified. Do not freeze.
Protection and Handling Keep in the original, tightly closed container to protect contents from excess moisture and light. If reconstituted, a limited in-use stability period (e.g., 24 hours) may apply.
Child Safety The product must be stored out of the reach and sight of children.
Disposal Unused or expired Incuria must be disposed of according to official guidance, preferably via a drug take-back program or authorized collection site. Disposal should avoid flushing down the toilet unless the label explicitly permits it.

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

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