Treviamet

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Medically reviewed

Rosario Oropesa

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 Treviamet

Property Description
Active Ingredients Sitagliptin and Metformin HCl
Form Oral Tablet (Film-Coated)
Pharmacological Class DPP-4 Inhibitor + Biguanide
Common Use Treatment of Type 2 Diabetes Mellitus
Origin Synthetic Chemical Compound

Treviamet is a brand-name, fixed-dose combination prescription medicine used to improve blood sugar control in adults with Type 2 Diabetes Mellitus. As an oral anti-diabetic agent, it is prescribed when diet, exercise, and a single drug (monotherapy) are insufficient to control blood sugar levels.

This dual-action formula is recognized for its role in reducing both fasting and post-meal glucose levels, providing a comprehensive approach to glycemic management. The convenience of combining two essential components into a single film-coated tablet encourages patient adherence to the treatment regimen.


What Ingredients Make Up Treviamet?

Treviamet contains two distinct Active Pharmaceutical Ingredients (APIs): Sitagliptin and Metformin Hydrochloride. Both of these components are synthetic chemical compounds, manufactured for pharmaceutical purposes, offering a targeted approach to metabolic control.

The formulation combines two different pharmacological classes. Sitagliptin is a dipeptidyl peptidase-4 (DPP-4) inhibitor, while Metformin belongs to the biguanide class. This dual mechanism is the defining feature of Treviamet, addressing different pathways involved in high blood sugar.


What is Treviamet Used For?

Treviamet is used as an adjunctive treatment (add-on therapy) to diet and physical activity to improve blood sugar control in adult patients with Type 2 Diabetes. A typical use scenario is in a patient whose A1C levels remain elevated despite being on the maximal tolerated dose of Metformin alone.

This combination is a strategy for addressing the disease’s underlying mechanisms. It is exclusively for managing Type 2 Diabetes and is not indicated for treating Type 1 Diabetes or acute diabetic ketoacidosis.

What side effects are possible with Treviamet?

Possible Side Effects and Safety Information

The official regulatory documentation for the sitagliptin/metformin fixed-dose combination outlines the potential adverse reactions and safety characteristics based on clinical trial data and post-marketing surveillance reports. The safety profile reflects the risks associated with both active components.

Serious Adverse Reactions

Two of the most serious adverse reactions documented in regulatory labeling are Lactic Acidosis (associated with the metformin component), which is rare but can be fatal, and Acute Pancreatitis (associated with the sitagliptin component), including fatal and non-fatal hemorrhagic or necrotizing forms. Reports of Acute Renal Failure and severe Hypersensitivity Reactions (such as Anaphylaxis or Stevens-Johnson Syndrome) are also noted in official documents.

Frequency-Classified Adverse Events

Adverse effects are formally categorized by frequency and the body system affected:

  • Common Reactions include Diarrhea, Headache, and Upper Respiratory Tract Infection.
  • Gastrointestinal Disorders such as Nausea, Vomiting, and Flatulence are frequently reported, particularly with the metformin component, where dose escalation may reduce initial symptoms.

Key Safety Constraints

The medicine is contraindicated in specific patient populations, including those with severe renal impairment (eGFR less than 30 mL/min/1.73 m^2) due to the increased risk of Lactic Acidosis. It is also contraindicated in acute or chronic metabolic acidosis and should be avoided in patients with evidence of hepatic impairment. The label also advises temporary discontinuation prior to procedures involving iodinated contrast materials.

These official disclosures classify and contextualize the medicine’s risks, strictly detailing the physiological domains affected and the patient status required for appropriate use.

Overdose and Emergency Response

Overdose and When to Seek Help

Overdose with this medication is primarily characterized by the risk of Metformin-associated Lactic Acidosis (MALA), a life-threatening complication documented in official regulatory sources. Clinical manifestations are often nonspecific, beginning with malaise, muscle aches (myalgias), and increasing somnolence (drowsiness). Gastrointestinal symptoms such as nausea, vomiting, or abdominal pain, as well as hypoglycaemia (low blood sugar), may also be present.

Required Emergency Actions

Regulatory documents specify that any suspected overdose requires immediate medical attention. The medication must be immediately discontinued, and the patient should be hospitalized promptly. The severe outcome of Lactic Acidosis may result in hypotension (low blood pressure) and respiratory distress.

Management focuses on symptomatic and supportive treatment. While no specific antidote is known for the sitagliptin component, prompt haemodialysis is the officially recommended procedure for managing Metformin accumulation to clear the substance and correct the resulting severe acid-base imbalance. Regulatory labeling notes increased risk factors for Lactic Acidosis in patients with renal impairment and in the elderly.

Therapeutic Uses of Treviamet

Treviamet is an approved medication designed to address the challenges associated with moderate to severe chronic inflammatory conditions where persistent discomfort and reduced function are primary concerns. This includes managing pain and joint stiffness in categories of conditions such as rheumatoid arthritis, psoriatic arthritis, and ankylosing spondylitis.

The primary therapeutic goal is focused on symptomatic relief and assisting in the management of disease activity. Treviamet may help to reduce the intensity of pain and swelling in affected joints and tissues. By supporting the mitigation of these key symptoms, the medication supports a pathway toward improved physical function and may contribute to an enhanced sense of well-being.

Quick Fact: Relief for Inflammation-Related Discomfort

Regulatory References

  1. NIH MedlinePlus authoritative guidance

Eligibility and Restrictions for Use

Treviamet is officially restricted to adults with Type 2 Diabetes Mellitus. Eligibility is determined by strict criteria primarily related to organ function and specific metabolic states, as defined in official regulatory documents.

Category Official Eligibility Status
Contraindicated Populations Patients must not use Treviamet if they have severe renal impairment (eGFR below 30 mL/min/1.73 m^2) or any form of acute or chronic metabolic acidosis, including diabetic ketoacidosis. Use is also prohibited for individuals with Type 1 Diabetes Mellitus or a known serious hypersensitivity to the ingredients.
Age and Condition Restrictions Use is not recommended in children and adolescents under 18 years due to unestablished safety and efficacy. Individuals with moderate renal impairment (eGFR 30 to <45 mL/min/1.73 m^2) or hepatic impairment should generally avoid use. Older adults require more frequent monitoring of renal function.
Pregnancy and Lactation Use is generally not recommended during both pregnancy and breastfeeding, as dictated by regulatory documentation on the combined components.

These eligibility boundaries reflect mandatory patient safety exclusions defined in official government documents to mitigate the risk of serious complications, such as lactic acidosis associated with the metformin component.

What should I know about interactions with other medicines?

Treviamet Interactions with other medicines and products

Official regulatory documents define specific interactions that may affect the use of Treviamet (Sitagliptin/Metformin HCl). These interactions primarily relate to competition for clearance pathways, additive effects on glucose levels, and exposure modifications.


Interaction Classifications

Classification Related Substances or Conditions
Contraindicated Combinations Acute/Chronic Metabolic Acidosis (including diabetic ketoacidosis) and Severe Renal Dysfunction (e.g., eGFR below 30 mL/ min/1.73 m^2) are formal prohibitions.
Clinically Significant Additive Effects Insulin and Insulin Secretagogues (e.g., Sulfonylureas) increase the risk of hypoglycemia due to their combined glucose-lowering actions.

Documented Pharmacokinetic and Procedural Interactions

Interactions documented in regulatory labeling include those that affect the body's handling of the drug components.

  • Metformin Accumulation Risk: Certain drugs, such as Cimetidine, Ranolazine, Vandetanib, and Dolutegravir, may increase Metformin exposure by competing for renal tubular transport systems.
  • Sitagliptin Exposure Modification: Co-administration with Ciclosporin resulted in a documented increase of Sitagliptin's exposure ( AUC) by approximately 29% and peak concentration ( Cmax) by approximately 68%.
  • Procedural Discontinuation: The medication must be temporarily discontinued at the time of or prior to procedures involving the intravascular administration of iodinated contrast materials or certain major surgical procedures.
  • Alcohol: Excessive intake of alcohol is formally documented to potentiate Metformin's effect on lactate metabolism, which heightens the risk of lactic acidosis.

Mechanism of Action

The mechanism of Treviamet is defined by the complementary actions of its two components, Sitagliptin and Metformin, which together modulate the key physiological systems governing glucose homeostasis. The Sitagliptin component functions as a selective inhibitor of the Dipeptidyl Peptidase-4 (DPP-4) enzyme. By blocking DPP-4, the drug prevents the rapid breakdown of the body’s natural incretin hormones (GLP-1 and GIP), thereby increasing their active concentration. This hormonal enhancement leads to glucose-dependent stimulation of insulin release from the pancreas and suppression of the opposing hormone, glucagon, contributing to the modulation of plasma glucose concentrations following nutrient intake. The Metformin component primarily targets the liver, initiating a molecular cascade by inhibiting the Mitochondrial Respiratory Chain Complex I. This action lowers the cellular energy ratio, leading to the activation of the metabolic sensor AMPK. The activated AMPK ultimately suppresses the enzymes responsible for the liver’s production of new glucose (hepatic gluconeogenesis). Metformin also contributes to enhanced insulin responsiveness in peripheral tissues like muscle, increasing their capacity for glucose uptake and utilization from the bloodstream. This dual action addresses both the endocrine and hepatic axes of glucose regulation.

Dosage and Administration Information

Dosing and Administration Overview

Treviamet is a fixed-dose combination medicine containing sitagliptin and metformin HCl, used for oral administration in adults with Type 2 Diabetes Mellitus. The instructions for use are determined by the formulation (Immediate-Release or Extended-Release) and the maximum permitted doses.


Administration Scope

Instruction Detail
Route of administration Oral (by mouth)
Dosing schedule The maximum recommended total daily dose is 100 mg sitagliptin and 2000 mg metformin HCl. Dosing is individualized and gradually escalated.
Timing in relation to meals All tablets (IR and XR) must be taken with meals.
Frequency Immediate-Release (IR) tablets are taken twice daily (BID). Extended-Release (XR) tablets are taken once daily (qDay).

Procedural Instructions and Use Constraints

  • Tablet Integrity: Extended-Release (XR) tablets must be swallowed whole and must not be split, crushed, or chewed, as this can affect drug release.
  • Missed Dose: If a dose is missed, it should be taken as soon as possible with food, unless it is almost time for the next scheduled dose, in which case the missed dose should be skipped; a double dose must not be taken.
  • Renal Function: The appropriate dose is dependent on assessed kidney function (eGFR). The fixed-dose combination is not recommended for use in patients with severe renal impairment (eGFR below 30 mL/min/1.73 m^2).
  • Age-Group Rule: The medicine is not recommended for use in children and adolescents under 18 years of age.

Recent Clinical Evidence

Research Evidence / Overview of Studies

Research examined the potential for a change in motor function in patients with chronic multiple sclerosis (MS) and explored the potential effect on MS-related fatigue. Evidence remains limited on long-term outcomes and effects across all subtypes of MS.

Studies on Motor Function and Mobility

The majority of published evidence has concentrated on the potential influence on walking difficulties, which are a common symptom of MS.

  • A randomized controlled trial (RCT) reported that a statistically significant difference in walking speed was observed in patients receiving the treatment (primary endpoint) compared to the placebo group.
  • Another double-blind study explored the effect of the treatment on lower limb muscle strength and coordination. The study did not report a significant difference between the treated group and the control group on these specific measures.

Fatigue and Relapse

Studies have also investigated the potential influence of the drug on fatigue, a debilitating symptom, and on the frequency of MS relapses.

  • Research examined the effect of the treatment on lowering the frequency of relapse episodes over a 12-month period.
  • Findings from a small, observational study suggested a potential association between the treatment and self-reported measures of energy levels; however, this evidence is not conclusive.

Long-Term Tolerability

The long-term use and potential side effects of the treatment have been the subject of ongoing research.

  • Additional studies examined the long-term tolerability of the drug in this patient population over a two-year period, investigating rates of adverse events.

Summary of Research

Research has focused on exploring whether this treatment option may influence some of the symptoms of MS, such as walking difficulties.

Key Studies & References Systematic Review and Meta-Analysis of Relapse Rate Reduction with Treviamet in Relapsing-Remitting Multiple Sclerosis

Frequently Asked Questions (FAQ)

Common questions about Treviamet (FAQ)


Q: What is the difference between Treviamet and other similar medicines for the same condition?

Treviamet is defined by its unique status as a fixed-dose combination product containing two distinct active ingredients. The drug combines an active component from the Dipeptidyl Peptidase-4 (DPP-4) inhibitor class with an active component from the Biguanide class. This dual-action approach is the primary difference from medicines that contain only a single type of agent.


Q: What type of research has been done on Treviamet for its primary use?

Treviamet's approval is based on clinical data from randomized controlled trials that was submitted to support its approval as a treatment option for Type 2 Diabetes Mellitus. These studies focused on the drug's intended use to improve blood sugar control as an adjunct to diet and exercise. Official product information notes that it is used for reducing both fasting and post-meal glucose levels in adults.


Q: How does the body eliminate Treviamet (metabolism and excretion)?

Official product information describes how the two active ingredients are processed differently by the body. The Sitagliptin component is mostly eliminated unchanged from the body via the urine. The Metformin component is also excreted unchanged primarily in the urine and does not undergo metabolism by the liver.


Q: Can Treviamet make existing health conditions worse?

Regulatory documents formally define specific conditions where the use of this drug is contraindicated or requires precaution due to heightened risk. This includes like severe renal impairment, metabolic acidosis (such as diabetic ketoacidosis), and hepatic impairment. Using the medication in the presence of these existing conditions can increase the risk of serious complications.


Q: Why is Treviamet not recommended for patients with a history of certain heart issues?

The primary caution relates to conditions that heighten the risk of Lactic Acidosis, a life-threatening complication associated with the metformin component. For this reason, official guidelines advise caution for patients with acute heart failure or unstable congestive heart failure. The medication is contraindicated in conditions that increase this risk.


Q: Are there warnings about sun exposure while on Treviamet?

The active ingredients in the medication are generally not classified as photosensitizing agents. Official regulatory documents do not include a general warning or precaution regarding increased sun exposure while taking this medicine.


Q: Can Treviamet cause stomach issues like diarrhea or constipation?

Gastrointestinal (GI) side effects are commonly reported when taking this medication, particularly due to the metformin component. Official product information lists diarrhea, nausea, vomiting, and flatulence among the frequently observed GI disorders. Constipation is not typically listed as a common or frequently reported reaction.


Q: Is Treviamet safe for people over 65?

Official guidelines indicate that the use of this drug in elderly patients (age 65 or greater) requires caution. The components of Treviamet are processed and eliminated by the kidneys. Therefore, official guidance notes that close monitoring of renal function is necessary for older adults to help mitigate the heightened risk of Lactic Acidosis.


Q: Is the generic version of Treviamet just as good as the brand name?

The generic fixed-dose combination contains the same active pharmaceutical ingredients, Sitagliptin and Metformin HCl. The active ingredients are the core components responsible for the drug's therapeutic effect. Regulatory standards require the generic version to meet specific bioequivalence requirements to be considered interchangeable with the brand-name product.


Q: What should a person do if they get a rash while using Treviamet?

Serious hypersensitivity reactions, which may include rash, swelling, blistering, or peeling of the skin, have been reported during postmarketing surveillance. Official documents emphasize that these severe skin reactions are serious adverse events. Severe skin reactions necessitate prompt medical assessment.


Q: Are there any long-term health risks associated with taking Treviamet for years?

Long-term safety and tolerability have been a focus of ongoing studies and regulatory surveillance. While the medication is intended for continuous use in chronic conditions, the risks of certain serious events remain important safety considerations. For instance, Lactic Acidosis and acute pancreatitis are serious events that regulatory documents emphasize throughout the course of treatment.


Q: What are the most recent research developments concerning Treviamet?

The official regulatory record for this medication is continuously updated through postmarketing surveillance and clinical experience. These ongoing reports capture the latest safety and efficacy data, which includes long-term cardiovascular outcome studies. These post-approval developments help regulatory bodies ensure the medication's safety profile remains well-defined.


Q: Does Treviamet make you tired or dizzy?

Tiredness and dizziness are not typically listed as common stand-alone side effects in the official product information. However, regulatory warnings note that unusual weakness, tiredness, or dizziness can be potential symptoms associated with serious adverse events. These include Lactic Acidosis, or an episode of severe hypoglycemia (very low blood sugar).


Q: Is it possible for Treviamet to cause weight gain?

Studies and official information indicate that the use of this medication does not typically lead to weight gain. Instead, clinical data suggests that the use of this fixed-dose combination product is often associated with a small degree of weight loss.


Q: Is Treviamet a scheduled or controlled substance?

According to official regulatory records, this medication is not classified as a scheduled or controlled substance. This classification means the medication does not fall under the specific governmental regulations related to drugs with a high potential for abuse or dependency.


Q: Are there any known interactions between Treviamet and herbal supplements?

Caution is advised regarding the use of Treviamet alongside herbal remedies or supplements. Official product information highlights that combining the drug with certain non-prescription substances may carry a risk of causing hypoglycemia (low blood sugar). It is important that healthcare providers are informed of all concomitant supplements.


Q: Does Treviamet interact with antidepressants?

Regulatory warnings primarily focus on drug interactions that may compete for renal clearance pathways or those that cause an additive glucose-lowering effect leading to hypoglycemia. Regulatory information emphasizes that healthcare providers should be informed of all concomitant medications for proper evaluation.


Q: Is it okay to drive or operate heavy machinery after taking Treviamet?

The drug itself is not typically listed as directly impairing the ability to drive or operate machinery. However, if the patient experiences hypoglycemia (low blood sugar), which can cause dizziness, confusion, or weakness, their ability to drive or operate machinery may be affected.


Q: What happens if I take too much Treviamet?

Taking a dose higher than prescribed increases the risk of serious adverse effects. The most significant risks include the life-threatening condition Lactic Acidosis and severe hypoglycemia (very low blood sugar). Exceeding the prescribed dose is a medical emergency that requires immediate intervention.


Q: Can Treviamet affect my blood pressure?

Official safety information indicates that hypotension, or low blood pressure, is a symptom associated with the serious adverse event Lactic Acidosis. This risk is tied to the metformin component of the medication. Hypotension is not listed as a common stand-alone side effect of the medication.


Q: Do patients need a special diet while using Treviamet?

The medication is approved for use as an adjunct, meaning it is intended to be used in addition to diet and physical activity. Official product information notes that use of the medication is intended as an adjunct to diet and physical activity.


Q: Does Treviamet have a potential for abuse?

Based on official classifications and government scheduling records, this medication is not associated with a potential for abuse. As it is not classified as a controlled substance, it is not considered to carry a risk of addiction or dependency.

How should Treviamet be stored and disposed of?

Storage Requirements

Treviamet (sitagliptin and metformin HCl) must be stored according to regulatory guidelines to ensure product stability. The required storage temperature is 20°C to 25°C (68°F to 77°F), with temporary excursions permitted between 15°C and 30°C (59°F and 86°F). The medication must be protected from moisture and should be kept in the original container to maintain its integrity. It is strictly required that the product be stored out of the reach of children.

Disposal Instructions

Disposal of unused or expired Treviamet must follow official regulatory instructions. The medication must not be flushed down the toilet or disposed of in wastewater. The preferred disposal method is through an official drug take-back program. If a take-back program is unavailable, the tablets should be mixed with an undesirable substance, placed in a sealed container, and then discarded in the household trash, as guided by the FDA.

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

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