Oseni

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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 Oseni

Property Description
Active ingredient Alogliptin and Pioglitazone
Form Oral Tablet
Pharmacological class Combination Antihyperglycemic Agent (DPP-4 Inhibitor + TZD)
Common use Management of Type 2 Diabetes Mellitus
Origin Synthetic

What Type of Medicine is Oseni?

Oseni is a prescription-only, synthetic, fixed-dose combination product used for managing high blood sugar in adults with Type 2 Diabetes Mellitus. It is administered as an oral tablet for systemic action within the body. Oseni is specifically classified as a combination antihyperglycemic agent, a type of medicine that has received clinical recognition for its ability to target two distinct metabolic pathways simultaneously. The dual-component approach is characteristic of advanced diabetic management strategies when a single agent is insufficient for optimal blood glucose control.

Composition: A Combination of Alogliptin and Pioglitazone

Oseni is composed of two distinct active ingredients: Alogliptin (a Dipeptidyl Peptidase-4 inhibitor, or gliptin) and Pioglitazone (a Thiazolidinedione, or glitazone). The benefit of this combination is supported by pharmacological studies confirming that the two agents produce complementary effects on glucose metabolism. The fixed-dose combination structure ensures that both active agents, which act on different pathways, are delivered together, a differentiating factor from taking the two components separately.

General Purpose: Targeting Multiple Pathways for Glycemic Control

The general purpose of Oseni is to help adult patients achieve and maintain better long-term blood glucose control. This medication is typically utilized in scenarios where a patient's Type 2 Diabetes is characterized by both reduced responsiveness to insulin and impaired post-meal insulin secretion. The two components work to improve the body's use of insulin (Pioglitazone) and enhance the natural, glucose-dependent release of insulin (Alogliptin). This synergistic mechanism is designed to support sustained blood sugar stabilization.

Regulatory References

  1. Oseni (Alogliptin and Pioglitazone) Drug Label

What side effects are possible with Oseni?

Possible Side Effects and Safety Information

The safety profile of Oseni (Alogliptin and Pioglitazone) is officially structured by government regulatory agencies based on frequency, physiological system, and seriousness. The product combines two active agents, and its safety characteristics reflect the known risks of both components.


Adverse Reaction Classifications

Side effects are categorized based on their observed frequency in clinical trials, as documented in official regulatory labeling:

  • Common Adverse Reactions: The most frequently reported adverse reactions include nasopharyngitis, upper respiratory tract infection, and headache.
  • System-Organ Classes Involved: Adverse effects are formally noted across several systems, including Infections and Infestations, Nervous System Disorders, Metabolism and Nutrition Disorders (e.g., fluid retention/edema), and Cardiac Disorders.

Serious Safety Considerations

Official labeling defines several serious adverse reactions associated with the components of Oseni:

  • Serious Adverse Reactions: These include postmarketing reports of acute pancreatitis and hepatic failure. The Pioglitazone component is associated with risks of congestive heart failure and an increased risk of bladder cancer.
  • Hypersensitivity: Severe, life-threatening reactions such as anaphylaxis and Stevens-Johnson syndrome have been reported, though their frequency is classified as not known.

Contextual Safety Notes

Safety statements in regulatory documents define specific contexts for use:

  • Safety Restrictions: Oseni is contraindicated in patients with a history of serious hypersensitivity reaction to either active ingredient, established congestive heart failure (NYHA Class III or IV), or active bladder cancer.
  • Duration-Related Risks: Observational data suggest the risk of bladder cancer associated with pioglitazone may increase with longer duration of use and cumulative dose. Monitoring for fluid retention is specified, especially following treatment initiation.
  • Population Specificity: An increased incidence of bone fractures has been noted in female patients. Use is generally not recommended for patients with severe renal impairment.

Overdose and Emergency Response

Oseni Overdose and when to seek help

Overdose Scope: Official Regulatory Information

The most significant and documented risk following an overdose of Oseni (alogliptin and pioglitazone) is hypoglycemia (very low blood sugar), particularly because of its mechanism of action. Clinical experience regarding Oseni overdose is limited.

Overdose Component Regulatory Status/Procedural Instructions
Documented Presentations No specific symptom clusters are formally documented in official labeling due to limited clinical data.
Emergency Response Treatment should be initiated as appropriate, based upon the patient's clinical status. The alogliptin component can be partially removed by hemodialysis (approximately 20% over a 3-hour session); the dialyzability of pioglitazone is unknown.

When to Seek Urgent Medical Attention

If an overdose is suspected, or if symptoms of severe hypoglycemia occur, immediate medical attention is required. Symptoms of severe hypoglycemia may include confusion, trembling, blurred vision, unresponsiveness, or seizures. Contact a poison control center or emergency services immediately.

Therapeutic Uses of Oseni

What Oseni Treats: Main Uses and Benefits

The use of Oseni is for managing blood sugar as supportive therapy alongside diet and exercise in adults with Type 2 Diabetes Mellitus.

The medication is commonly used to help with symptoms that create noticeable physiological strain associated with chronic hyperglycemia, a condition where blood sugar levels are persistently elevated. Oseni is relevant in conditions characterized by periods of heightened symptoms (poor control) and is often applied as a strategy for therapeutic intensification when single-agent treatments have been insufficient. The ultimate aim of its use is to help manage blood sugar levels, which contributes to improved comfort by supporting the patient during symptomatic periods.

The clinical indication involves Type 2 Diabetes Mellitus and its associated symptomatic patterns, which include inadequate glycemic control and hyperglycemic manifestations.

“The combination of agents in Oseni is generally applied when a patient’s condition requires additional support to stabilize the effects of high blood sugar.”

This approach may help to ease the overall symptom burden and supports general well-being during symptomatic phases related to Type 2 Diabetes.


Quick Fact: Relief for Inadequate Glycemic Control Oseni may assist with managing symptoms that interfere with daily comfort and is used when the patient's existing regimen needs additional symptomatic assistance.

Eligibility and Restrictions for Use

This section outlines the official population eligibility and exclusion criteria for Oseni (alogliptin/pioglitazone), strictly based on government regulatory documentation.

Eligibility Scope

Scope Regulatory Statement
Populations for whom use is allowed Adults (ge 18 years old) with Type 2 Diabetes Mellitus.
Populations for whom use is contraindicated Patients with established NYHA Class III or IV heart failure or active bladder cancer.
History of a serious hypersensitivity reaction to alogliptin, pioglitazone, or any component.

Eligibility-Related Restrictions

  • Pediatric Use: Safety and effectiveness have not been established; use is generally not recommended in children.
  • Renal Impairment: Not recommended for patients with severe renal impairment (CrCl <30 mL/min) or End-Stage Renal Disease (ESRD).
  • Other Exclusions: The medicine is not recommended for use in Type 1 Diabetes Mellitus or Diabetic Ketoacidosis.
  • Pregnancy/Lactation: Use during pregnancy is generally not recommended, and breastfeeding is also not recommended due to unknown risk to the infant.
  • Comorbidities: Requires caution in patients with a prior history of bladder cancer, certain liver diseases, and symptomatic heart failure (NYHA Class I or II).

What should I know about interactions with other medicines?

Interactions with other medicines and products

Oseni is a fixed-dose combination product containing Alogliptin and Pioglitazone. The officially documented interactions primarily involve the metabolic pathway of Pioglitazone and additive effects on blood sugar control, as outlined in government regulatory information.


Pharmacokinetic Interactions (Metabolic)

Interactions involving the CYP2C8 enzyme system are documented to alter the plasma concentration of Pioglitazone. The co-administration of strong CYP2C8 inhibitors, such as Gemfibrozil, significantly increases the overall exposure (AUC) of the Pioglitazone component. Conversely, CYP2C8 inducers, such as Rifampin, may decrease Pioglitazone concentrations.

  • Interaction Restriction: A maximum dosage restriction is applied to Oseni when co-administered with strong CYP2C8 inhibitors. This constraint is required to manage the documented increase in Pioglitazone exposure.

Pharmacodynamic Interactions

Co-administration with other blood glucose-lowering agents creates an additive pharmacodynamic effect. The use of Oseni alongside Insulin or an Insulin Secretagogue (e.g., sulfonylureas) is documented to increase the risk of hypoglycemia.


Food and Timing

Oseni is documented to have no significant food interaction and may be administered with or without meals. No mandatory timing or separation rules for administration with other medicinal products are specified in the core regulatory labeling.

Mechanism of Action

Oseni utilizes a dual mechanism of action. The first component, Alogliptin, functions as a selective inhibitor of the dipeptidyl peptidase-4 (DPP-4) enzyme. This inhibition prevents the rapid degradation of active incretin hormones, specifically GLP-1 and GIP. The resulting enhancement of active incretin concentrations leads to increased insulin secretion from pancreatic beta-cells and reduced glucagon secretion from pancreatic alpha-cells, actions which are strictly glucose-dependent.

The second component, Pioglitazone, is a thiazolidinedione (TZD) that acts as a selective agonist for the peroxisome proliferator-activated receptor gamma ( PPAR-gamma). Activation of the nuclear receptor PPAR-gamma occurs in target tissues including adipose tissue, skeletal muscle, and the liver. This agonism modulates the transcription of genes that regulate glucose and lipid metabolism, resulting in a system-level reduction of insulin resistance.

Dosage and Administration Information

How to Use Oseni: Official Administration Guidelines

This section outlines the official procedural instructions for taking Oseni (alogliptin and pioglitazone).

Administration Scope

Instruction Category Official Requirement
Route and Frequency Oseni is administered orally, taken once daily.
Preparation The tablet must be swallowed whole with water and must not be split.
Timing with Meals The tablet can be taken with or without food.
Maximum Dose The total daily dose must not exceed alogliptin 25 mg and pioglitazone 45 mg.
Pediatric Use Safety and effectiveness have not been established in pediatric patients (under 18 years of age).

Procedural Structure

  1. Dose Individualization: A healthcare provider determines the initial dose based on the patient's current treatment regimen and medical condition. The dose is adjusted for patients with moderate renal impairment (Creatinine Clearance ge 30 to <60 mL/min) to a maximum of alogliptin 12.5 mg and pioglitazone 45 mg once daily.
  2. Daily Intake: Take the prescribed tablet once a day by swallowing it whole with water.
  3. Missed Dose Rule: If a dose is missed, take it as soon as it is remembered. However, if it is almost time for the next scheduled dose, skip the missed dose and resume the regular schedule. Do not take two doses at the same time.

These guidelines establish the fixed, non-divisible oral administration method and the rules for adjusting the dose based on specific health factors, such as kidney function, ensuring standardized use.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Oseni

Evidence for Improving Long-Term Blood Sugar Control in Type 2 Diabetes

The evidence for the alogliptin and pioglitazone fixed-dose combination (Oseni) is drawn from a series of short- to intermediate-term randomized controlled trials (RCTs). These studies were conducted to examine how the combination was associated with changes in key biomarkers of Type 2 Diabetes Mellitus (T2DM). Researchers applied this research to adult patients who were either newly diagnosed or who had not achieved sufficient blood sugar control with previous single-agent treatments.

The core focus of these trials was monitoring changes in the measurement of Glycosylated Hemoglobin (HbA1c), which reflects a person’s average blood sugar level over two to three months. Studies also monitored changes in Fasting Plasma Glucose (FPG). Findings describe patterns observed in the studies related to the management of these biomarkers when the combination was evaluated. Research also explored changes in specific physiological markers in the studied populations.

Primary Evidence: Comparing Oseni to Monotherapy and Placebo

Studies examined how the combination product was associated with outcomes when compared directly to taking either alogliptin or pioglitazone alone, or when compared to a non-active substitute (placebo). This research was explored in patients whose T2DM was already characterized by inadequate control on a single medication, such as pioglitazone or metformin. Research focused on observing whether specific changes in HbA1c occurred in these patient groups when compared to the monotherapies or placebo. Findings describe patterns observed in these comparison studies over the defined time intervals.

Long-Term Studies and Follow-up Durations

The main efficacy studies that informed the approval of the combination were designed with defined follow-up durations that were typically 26 weeks for primary endpoints, with some extending up to 52 weeks (one year). These defined time intervals reflect the period of observation for short-term changes in blood sugar biomarkers. Research is ongoing, and long-term data for the individual components have been gathered through extended trials and post-marketing surveillance, including cardiovascular outcome studies. However, the specific fixed-dose combination’s effects over multiple years are not as fully established by large-scale, long-term efficacy trials.

Evidence in Special Study Populations

Oseni was evaluated in research encompassing a broad range of adults with T2DM. The study populations included individuals who were either newly treated (drug-naïve) or those whose condition required intensification of treatment (add-on therapy). Research also examined the medicine’s use in patients who had mild to moderate kidney impairment to understand how specific conditions were associated with measured outcomes. However, data for the pediatric population (children) remains insufficient, and the combination has not been studied for safety or efficacy in this group. Similarly, evidence is limited for patients with severe kidney problems.

What Remains Uncertain About Oseni Research

The research base primarily measures surrogate biomarkers like HbA1c and FPG rather than focusing on patient-reported outcomes describing perceived discomfort or functional status. Therefore, the evidence provides limited insight into changes in T2DM symptoms or a person’s overall quality of life.

Furthermore, a significant limitation noted in regulatory documentation is that clinical studies have not established conclusive evidence regarding the medicine’s impact on macrovascular outcomes. This means that existing research does not determine whether the use of the combination was associated with a reduction in the risk of major events such as heart attack or stroke. Study results reflect the specific conditions under which they were conducted, and research does not determine whether an individual will respond similarly. Findings describe group patterns, not personal outcomes, and key limitations include that the follow-up durations were limited for long-term outcomes.

Key Studies & References

  1. Alogliptin and Pioglitazone: MedlinePlus Drug Information
  2. Alogliptin and Pioglitazone (OSENI) DailyMed

Frequently Asked Questions (FAQ)

Common questions about Oseni (FAQ)

Q: Is Oseni considered a first-line treatment for Type 2 diabetes?

A: Official information describes Oseni as an adjunct to diet and exercise to help improve blood sugar control in adults with Type 2 Diabetes Mellitus. It is typically utilized when a single medicine is not providing sufficient control, or when treatment with both of its components (alogliptin and pioglitazone) is considered appropriate.

Q: Is there a known risk of weight gain associated with Oseni use?

A: Regulatory documents indicate that weight gain has been reported with pioglitazone, which is one of the active components in Oseni. Regulatory documents indicate the need for monitoring signs of fluid retention, which may include rapid weight gain.

Q: What are the symptoms of low blood sugar (hypoglycemia) that I should be aware of while on Oseni?

A: If a person’s blood sugar drops too low (hypoglycemia), symptoms described in official product information may include physical signs such as a fast heartbeat, shaking, or sweating. Other reported symptoms include feeling sleepy or weak, confusion, dizziness, and headache.

Q: Does Oseni affect cholesterol levels?

A: The pioglitazone component in Oseni works by modulating the body's lipid metabolism (how the body processes fats). Clinical investigations have noted that abnormal blood fat levels, sometimes referred to as dyslipidaemia, may occur during treatment.

Q: Is it necessary to adjust my diet or exercise routine when starting Oseni?

A: The indication for Oseni is to be used alongside diet and exercise. Official product information describes the medicine as an adjunct to these lifestyle elements, meaning it is not intended to replace a patient's established special meal plan and exercise programs.

Q: Can older adults use Oseni without higher risks?

A: Clinical trials for Oseni included a sufficient number of patients aged 65 years and older to suggest no overall differences in the effectiveness or safety profile when compared to younger adults. However, regulatory documents describe that greater sensitivity of some older individuals has not been ruled out.

Q: Does Oseni cause fatigue or energy changes?

A: Official adverse event reports list a general feeling of tiredness or weakness (sometimes called asthenia) as a possible adverse effect. This adverse effect is listed in official reports, though its frequency is classified as not known.

Q: Are there any specific tests a doctor must run before starting Oseni?

A: Regulatory guidelines state that liver tests must be obtained prior to initiating Oseni treatment. Additionally, renal function (kidney function) should be assessed before starting Oseni, and periodic monitoring is specified in regulatory guidelines.

Q: Is Oseni known to interact with birth control pills?

A: Official labeling states that pioglitazone, one component of Oseni, may cause some premenopausal females who were not ovulating to resume ovulation. This change is noted as potentially resulting in an unintended pregnancy, which is addressed in the regulatory context for patients of reproductive potential.

Q: Is it common to feel stomach upset when first starting Oseni?

A: While generally not listed as a most common adverse reaction, gastrointestinal effects such as abdominal pain have been reported in clinical trials involving Oseni. Regulatory reports indicate such occurrences were observed at a low incidence.

Q: Are there any restrictions on driving or operating machinery while taking Oseni?

A: The official regulatory documents do not specify any general restrictions on driving or operating machinery. However, patients who experience symptoms such as hypoglycemia (low blood sugar) should be aware of potential effects on concentration when engaging in these activities.

Q: Is Oseni a branded drug, or is a generic version available?

A: Oseni is the brand name for the fixed-dose combination product containing alogliptin and pioglitazone. The drug's approval documents confirm the active ingredients are the generic combination of alogliptin and pioglitazone.

Q: What should I do if I notice a change in my skin while taking Oseni?

A: Oseni is associated with reports of severe skin reactions, including conditions like Stevens-Johnson syndrome. Due to this association, the patient information leaflet describes the need to seek medical attention if symptoms such as a rash, blistering, or peeling skin develop.

Q: Are there different strengths of Oseni available?

A: Yes. According to the FDA, Oseni is available as a tablet in multiple fixed-dose combinations. These combinations reflect various dosages of the two active ingredients, alogliptin and pioglitazone.

Q: Can Oseni affect my ability to get pregnant?

A: For premenopausal women who were not ovulating, official information states that the pioglitazone component of Oseni can induce ovulation. This is noted as potentially resulting in an unintended pregnancy.

Q: Is it safe to continue Oseni during a minor illness like a cold or flu?

A: Official product information states that during times of body stress, such as from an infection, fever, accident, or surgery, the dose of diabetes medicines may need adjustment. Regulatory information indicates that healthcare provider consultation is required when a patient experiences such situations.

Q: Does Oseni cause changes in blood pressure?

A: Oseni is associated with fluid retention, which can cause or worsen conditions like congestive heart failure (a condition that impacts blood pressure regulation). Regulatory documents state that monitoring for signs of fluid retention is specified.

Q: Does Oseni interact with alcohol consumption?

A: Official drug information suggests that excessive alcohol consumption may affect a person's glycemic control (blood sugar levels). Regulatory information indicates that consultation with a healthcare professional is appropriate regarding the use of this medicine alongside alcohol.

Q: Can Oseni be used if I am already taking metformin?

A: Research studies have examined the use of Oseni in patients whose Type 2 Diabetes was not adequately controlled on a single medicine, including those previously taking metformin. The regulatory context supports its use in various combination regimens.

Q: How long does it typically take to see any effect from Oseni?

A: Clinical trials that informed the drug’s approval measured its effects on long-term blood sugar biomarkers (like HbA1c) over follow-up durations that were typically 26 weeks and sometimes up to 52 weeks. The time until a patient may notice the initial, individual effect is not universally defined in the summary of studies.

Q: How does Oseni interact with common over-the-counter pain relievers?

A: The official interaction documents specify that co-administration with strong inhibitors of the CYP2C8 enzyme system (a pathway involved in drug metabolism) can significantly increase the level of pioglitazone in the body. However, specific common over-the-counter pain relievers are not explicitly listed in the core regulatory summary of known interactions.

Q: What are the official warnings or boxed warnings associated with Oseni?

A: Official regulatory information defines several serious risks associated with Oseni, including congestive heart failure and an increased risk of bladder cancer from the pioglitazone component. It is important to note that the most serious risks may be communicated through a Boxed Warning in the official labeling.

Q: Does the time of day I take Oseni matter?

A: The official procedural instructions state that Oseni is administered orally and taken once daily. While it may be taken with or without food, the regulatory documents do not specify a mandatory or preferred time of day (such as morning or evening) for administration.

Q: Can Oseni interact with herbal supplements?

A: Regulatory documents detail interactions primarily with prescription medicines that affect the CYP2C8 enzyme system. While specific herbal supplements are not named, any product that significantly impacts this or other metabolic pathways could potentially affect how the body processes the medicine.

How should Oseni be stored and disposed of?

How to Store and Dispose of Oseni?

Official Storage Requirements

Oseni (alogliptin and pioglitazone) must be stored at Controlled Room Temperature, specifically between 20 C and 25 C (68 F and 77 F). The official label permits temporary temperature variations, or excursions, from 15 C to 30 C (59 F to 86 F). The medication must be protected from freezing, excessive heat, moisture, and light.

To maintain the product's stability until its expiration date, it must be kept in the original container, which should be tightly closed. As a mandatory safety precaution, Oseni must be stored out of the reach of children at all times.

Official Disposal Rules

Oseni is not classified as a drug recommended for flushing. The proper method for disposing of unused or expired tablets is to utilize a local drug take-back program or mail-back disposal option. If these options are not available, the medication must be mixed with an undesirable substance, such as dirt or used coffee grounds, sealed in a bag or container, and placed in the household trash. It should not be poured down a sink or flushed down the toilet.

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

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