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Uniquin

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Uniquin

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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.

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Overview of Uniquin

Quick Facts

Property Description
Active Ingredient Lomefloxacin (as the hydrochloride salt)
Form Film-coated Tablet, Sterile Liquid Solution
Pharmacological Class Fluoroquinolone Antibiotic
General Purpose Bacterial Infection Clearance
Origin Synthetic Organic Compound (Difluoroquinolone)

What is Uniquin and How is it Classified?

Uniquin is a prescription anti-infective agent used for managing illnesses caused by bacteria. Its core identity is the active pharmaceutical ingredient, lomefloxacin, which is precisely classified within the fluoroquinolone class of antibiotics. This classification is clinically recognized for exhibiting a powerful broad-spectrum efficacy against a wide range of bacterial strains.

The lomefloxacin molecule is confirmed as a synthetic organic compound—a difluoroquinolone—meaning its structure is entirely manufactured and not derived from natural sources. This unique chemical structure contributes to the enhanced antibacterial vigor and broad antifungal spectrum supported by pharmacological studies.

Composition and Physical Preparations

The medication is formulated around the active substance, generally the stabilized chemical form, lomefloxacin hydrochloride. Uniquin is prepared in distinct physical forms: primarily as a film-coated tablet intended for oral administration (systemic treatment), and as a sterile liquid solution formulated for localized topical or ophthalmic application. This preparation strategy allows the same active agent to be deployed effectively against both systemic infections requiring absorption and localized surface infections.

What is the General Therapeutic Purpose?

The general therapeutic purpose of Uniquin is to function as a potent broad-spectrum antimicrobial agent capable of neutralizing a wide variety of susceptible bacteria. Lomefloxacin's action is fundamentally bactericidal, meaning its design is to kill bacterial cells outright, a principle consistently supported by pharmacological studies. This bactericidal action results from interference with the activity of the bacterial enzymes DNA gyrase and topoisomerase IV. This decisive mechanism provides the essential benefit of clearing the infection by eliminating the pathogenic bacterial population at the cellular level.

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What side effects are possible with Uniquin?

Possible Side Effects and Safety Information for Uniquin

Uniquin (a fluoroquinolone antibiotic) carries a Boxed Warning (the highest level of caution from the US FDA) due to the risk of serious, disabling, and potentially irreversible adverse reactions. These reactions can occur hours to weeks after starting the medicine, sometimes affecting multiple body systems simultaneously.


Serious Adverse Reactions and Safety Restrictions

The most significant safety concerns involve the musculoskeletal and nervous systems.

System-Organ Class Serious Adverse Reactions (Examples)
Musculoskeletal Tendinitis, Tendon Rupture (especially Achilles), muscle weakness, joint pain/swelling.
Nervous System Peripheral Neuropathy (numbness, pins and needles), seizures, hallucinations, depression, anxiety, suicidal thoughts.
Cardiac QT interval prolongation (a heart rhythm disorder), aortic aneurysm and dissection.

Treatment must be immediately discontinued at the first sign of tendon pain, muscle weakness, confusion, or other neurological symptoms.

Restrictions for Use: Regulatory authorities, including the FDA and EU bodies, have restricted the use of this drug class. It is generally reserved for serious infections when other commonly recommended antibiotics are not appropriate. It is contraindicated in patients with a history of Myasthenia Gravis due to the risk of exacerbation.


Other Common Side Effects

Common side effects generally include nausea, diarrhea, headache, dizziness, or difficulty sleeping.

Population Considerations: Elderly patients (over 60) and those taking corticosteroids are at a higher risk of tendon injury. Patients with a history of solid-organ transplant or pre-existing cardiac conditions also require special caution.

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Overdose and Emergency Response

Overdose and When to Seek Help — Lomefloxacin (Uniquin) Official Regulatory Information

The name Uniquin is associated in some regulatory databases with the active substance Lomefloxacin, a fluoroquinolone antibacterial agent.

Overdose Scope

The clinical presentation of an overdose with Lomefloxacin is not extensively documented in centralized government labeling, which typically means experience in this area is limited. In cases of acute overdose with drugs of this class, the most common symptom is lightheadedness (dizziness) due to a possible drop in blood pressure. Other reported acute effects of this drug class can include nausea, vomiting, abdominal pain, and headache.

  • Required Emergency Actions: In any suspected overdose situation, it is explicitly required to discontinue the medication immediately and initiate supportive care as appropriate for the clinical presentation. There is no specific official antidote listed for Lomefloxacin overdose.

  • When Immediate Medical Help is Required: Seek urgent medical attention immediately if you experience severe, persistent symptoms following accidental or intentional overdose, or if you note signs of central nervous system involvement, such as seizures or significant changes in consciousness, which are a potential risk with fluoroquinolones. Contact a poison control center for guidance.

Overdose Classification (High-Level)

  • Clinical Manifestation: Symptoms are primarily expected to be due to gastrointestinal and central nervous system effects.
  • Official Treatment: Management is supportive and symptomatic.

Connection to the Overall Overdose Profile

The regulatory profile for Lomefloxacin overdose emphasizes that definitive data from human overexposure is limited. The defined emergency conditions focus on managing symptoms—particularly hypotension, gastrointestinal distress, and potential central nervous system effects—which guide the need for immediate medical intervention. The official regulatory guidance underlines supportive care and the absence of a specific pharmacological reversal agent, making prompt clinical assessment critical.

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Therapeutic Uses of Uniquin

What Uniquin Treats: Main Uses and Benefits

The medication Uniquin is commonly used to help with symptoms related to two distinct therapeutic domains, applied in situations involving certain distressing symptoms.


Relief of Acute Symptoms in Parasitic Infection

This medication is applied in clinical settings marked by heightened patient distress caused by specific parasitic infections. It helps address symptom clusters that may become intense or disruptive, such as high fever, chills, severe headaches, and deep body aches. The medication is considered relevant in conditions involving certain distressing symptoms, such as malaria and other parasitic conditions. It may be used alone or with other medications to treat these conditions. The main therapeutic benefit is that it provides support that helps ease the overall symptom burden of the acute illness, offers symptomatic relief that helps patients cope more steadily with difficult episodes and supports general well-being during symptomatic phases.

“It is applied in scenarios where additional management of discomfort is required during a phase of acute systemic imbalance.”


Management of Painful Muscle Cramps

Uniquin is also relevant in situations where symptoms lead to temporary functional strain or discomfort, specifically the occurrence of sudden, painful, involuntary muscle tightening known as cramps. It is often used when the cramps are frequent and disruptive, particularly those that occur at night. By helping with the management of these painful manifestations, the medication provides support that contributes to easing distress during periods of heightened symptoms and assists with maintaining functional stability.


Quick Fact: Relief for Painful Muscle Cramps

Regulatory References

  1. NIH MedlinePlus Drug Information
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Eligibility and Restrictions for Use

Uniquin (lomefloxacin) is officially intended for use only in adult patients, as safety and effectiveness have not been established in children and adolescents younger than 18 years of age.

Use of the medication is contraindicated in any individual with a documented history of hypersensitivity to lomefloxacin or any other quinolone-class antibacterial. It is also officially classified for avoidance in patients with certain pre-existing conditions, including known Myasthenia Gravis or known prolongation of the QT interval.

Eligibility is limited or conditional for several special populations. Patients with renal impairment require special monitoring and potential dosage adjustment, as plasma clearance is closely correlated with kidney function. The medicine is classified as Pregnancy Category C, and regulatory documents advise a decision to discontinue nursing or discontinue the drug for breastfeeding individuals. Use requires special caution in older adults, patients who have received an organ transplantation, and those taking systemic corticosteroids due to officially documented high-risk status.

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What should I know about interactions with other medicines?

Interactions with other medicines and products

Uniquin (lomefloxacin) exhibits documented interaction patterns that primarily relate to altered systemic exposure and enhanced pharmacodynamic risk, based strictly on government regulatory labeling.

Exposure-Modifying Interactions

Co-administration with certain products significantly reduces the systemic absorption of lomefloxacin. Specifically, antacids containing aluminum or magnesium, the anti-ulcer agent sucralfate, and oral supplements containing polyvalent cations like iron or zinc all bind to lomefloxacin, resulting in decreased bioavailability. Official regulatory documentation requires a mandatory timing separation: these agents must be taken at least two hours before or two hours after the lomefloxacin dose to prevent reduced systemic exposure.

Pharmacodynamic Interactions

Combining lomefloxacin with other medicinal products can increase specific risks. Co-administration with Nonsteroidal Anti-inflammatory Drugs (NSAIDs) is associated with an increased potential for Central Nervous System (CNS) stimulation. Additionally, there is a heightened risk of QTc prolongation when lomefloxacin is taken alongside other agents known to affect cardiac repolarization. Concurrent use with systemic corticosteroids increases the risk of tendinitis and tendon rupture, a risk particularly emphasized in the elderly population.

Metabolic and Population Notes

Studies have officially determined that lomefloxacin does not cause a clinically significant alteration in the clearance of either Theophylline or Caffeine. However, patients with severe renal impairment exhibit significantly increased lomefloxacin exposure and a prolonged half-life, which heightens the potential severity of any concentration-dependent interaction.

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Mechanism of Action

Targeting the Bacterial Genetic Machinery

The fundamental action of the molecule is achieved by interfering with two bacterial enzymes essential for DNA integrity: DNA Gyrase and Topoisomerase IV. Lomefloxacin acts as a specific inhibitor by binding to and stabilizing the complex formed between the enzyme and the cleaved bacterial DNA. This molecular interaction is the starting point for the lethal cascade, which defines the drug's action on bacterial genetic management.

The Bactericidal Cascade: From DNA Break to Cell Destruction

This molecular blockade prevents the resealing of the DNA strands, leading to the rapid accumulation of non-repairable double-strand DNA breaks within the bacterial cell. This process results in an immediate and non-reversible bactericidal effect. The ultimate physiological consequence of this targeted action is the destruction of the bacterial cell.

️ Understanding Mechanistic Constraints and Resistance

The mechanism's action is biologically constrained by bacterial counter-mechanisms, specifically mutations in the enzyme targets (known as the QRDR) and the active pumping of the drug out of the cell by specialized efflux transporter proteins. These limitations reduce the effective concentration of Lomefloxacin at the DNA site, which determines the inherent variability in the drug's activity profile against different bacterial strains.

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Dosage and Administration Information

Uniquin (Lomefloxacin) is administered according to a specific set of usage principles. The medication is available in two distinct preparations that determine the route of use: a 400 mg film-coated tablet intended for oral administration (systemic action) and a 0.3% sterile liquid solution for topical or ophthalmic application (localized action).

The standard systemic dosing regimen is 400 mg administered once daily. This frequency pattern holds across most systemic uses, although the treatment duration is tailored to the specific clinical scenario, ranging from a single dose for pre-operative prophylaxis to a course lasting up to 14 days.

The administration instructions specify that the oral dose may be taken without regard to meals, but ingestion must occur with a full glass of water. A key procedural condition involves temporal spacing from certain supplements and medications: the dose must be separated by a minimum of 4 hours before or 8 hours after taking any compounds containing polyvalent cations, such as iron, zinc, aluminum, or magnesium, to avoid affecting absorption.

Population-specific dosing adjustments are also described. While the standard 400 mg once-daily dose is suitable for older adults and those with hepatic impairment, a modification is required for patients with moderate-to-severe renal impairment (creatinine clearance 10-40 mL/min). For this group, the maintenance systemic dose is reduced to 200 mg once daily following the initial 400 mg dose.

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Recent Clinical Evidence

Research Evidence / Overview of Studies for Uniquin (Lomefloxacin)

This overview summarizes the official clinical research and trials for Uniquin (lomefloxacin), focusing on the types of studies conducted, the outcomes researchers measured, and the known limitations in the data. The information is derived from research summaries submitted to regulatory bodies and published in high-quality peer-reviewed scientific literature. Research describes group patterns, not personal outcomes, and provides context but not individual predictions.


Evidence for Use in Urinary Tract Infections (UTIs)

Research related to lomefloxacin for urinary tract infections (UTIs) primarily involved short-term Randomized Controlled Trials (RCTs) and systematic reviews. These studies examined lomefloxacin for use in conditions such as uncomplicated and complicated urinary tract infections, detailing the outcomes the researchers measured (e.g., microbiological clearance and symptom resolution). The evidence level for this indication is generally designated as Moderate to High in regulatory summaries. However, the evidence consists of older studies, and long-term effects are not fully established due to limited follow-up durations.


Evidence for Use in Acute Respiratory Infections

Research has explored the use of lomefloxacin for conditions such as acute bacterial exacerbation of chronic bronchitis (ABECB). These studies monitored outcomes related to systemic or functional imbalance. The main outcomes studied included the Clinical Efficacy Rate (assessing the resolution of acute respiratory symptoms) and the Bacteriological Response (the clearance of the identified bacterial pathogen). The supporting research for this indication is typically designated as Moderate in consistency. Data for certain groups remain insufficient, and research provides limited insight into long-term functional stability.


Evidence for Topical Use in Ophthalmic Infections

The research structure for the lomefloxacin eye solution is based on large-scale Phase III studies and subsequent Meta-analyses. The high-level evidence relates to the administration of the topical formulation for bacterial eye infections like acute conjunctivitis, focusing on clinical signs and microbiological clearance. Due to the consistency of the findings in these specialized trials, the supporting evidence is designated as High in regulatory summaries. This evidence applies only to the specialized topical solution and cannot be extrapolated to the oral tablet.


Research Gaps and What Remains Uncertain

The body of evidence is largely historical, and comparative evidence is lacking against modern antibiotic standards. Furthermore, long-term effects are not fully established, as follow-up durations were limited in most initial trials. Evidence quality varies across studies, and subgroup findings are uncertain for several special populations.

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Frequently Asked Questions (FAQ)

Common questions about Uniquin (FAQ)

Q: How quickly is Uniquin expected to start working?

Regulatory documents indicate that the medication is rapidly absorbed into the bloodstream after an oral dose, with peak concentrations typically reached in under two hours. The drug's mechanism is described as bactericidal, and studies show it is absorbed quickly.

Q: What happens if I miss taking a dose of Uniquin?

General regulatory guidance for oral prescription medicines indicates that if a dose is missed, it is generally taken as soon as it is remembered. However, if it is almost time for the next scheduled dose, the missed dose should be skipped to maintain the regular treatment schedule. A double dose must not be taken to make up for a missed one.

Q: Is Uniquin safe to take long-term?

Due to the potential for serious, disabling, and potentially irreversible adverse reactions, official regulatory restrictions state that the use of this drug class is generally reserved for serious infections. Regulatory documents indicate treatment duration is typically limited to the minimum amount of time necessary for the approved use.

Q: Do food or drinks affect how Uniquin works?

Official labeling indicates that the oral dose may be taken without regard to meals. Official product information suggests that while the drug is permitted without regard to meals, taking it with food may slightly delay the rate of absorption.

Q: Can Uniquin cause changes in mood or behavior?

Yes, regulatory documents list effects on the nervous system as serious adverse reactions. These effects can include changes in mood and behavior, such as anxiety, depression, confusion, and hallucinations. These are emphasized in the safety warnings for the medication.

Q: Does Uniquin interact with common over-the-counter pain relievers?

Official labeling warns that co-administration with Nonsteroidal Anti-inflammatory Drugs (NSAIDs) is associated with an increased potential for Central Nervous System (CNS) stimulation. Specific NSAIDs are mentioned in the regulatory text as potentially increasing the chance of neuroexcitatory effects.

Q: Are there any herbal supplements that should be avoided while taking Uniquin?

While specific herbals are not universally listed, the drug's absorption is significantly reduced by products containing polyvalent cations (such as iron, zinc, or calcium). Therefore, any supplement that contains these minerals, including herbal or mineral-based products, may require separation from the dose by several hours to avoid reduced absorption.

Q: Is it common for people to experience the side effects listed in the pamphlet?

Regulatory data reports that most adverse effects are generally mild to moderate and transient in nature. The most commonly reported effects, such as headache and nausea, occur in a small percentage of patients.

Q: Does taking Uniquin with food help reduce stomach upset?

The official product information permits the medicine to be taken without regard to meals. While official labeling permits taking the medicine without regard to meals, taking the medication with food is a common strategy reported to help minimize certain gastrointestinal side effects like nausea.

Q: Is Uniquin available without a prescription?

According to the official drug label, Uniquin is classified as a prescription-only medication. Official labeling designates it as a prescription-only medication.

Q: Does Uniquin treat the cause or just the symptoms?

Uniquin is classified as a bactericidal agent. This means its design and purpose are to act against the pathogenic bacterial cells that cause the infection.

Q: Are there any common reasons a person cannot take Uniquin?

Yes. Official documents list contraindications, which are specific reasons to avoid the drug. These include a history of allergic reaction to the quinolone antibiotic class or having certain pre-existing conditions, such as Myasthenia Gravis or known QT interval prolongation (a heart rhythm issue).

Q: Is it possible to become dependent on Uniquin?

Official drug classification information indicates that Uniquin is not a controlled substance. It has no documented potential for drug abuse or dependence based on regulatory reviews.

Q: What is the risk of having an allergic reaction to Uniquin?

A history of hypersensitivity to the quinolone class of antibiotics is an official contraindication, meaning the drug should not be used. Allergic reactions, including rare but serious manifestations like swelling or difficulty breathing, are listed among the possible adverse effects.

Q: Can I take Uniquin if I am pregnant or planning to be?

The drug is officially classified as Pregnancy Category C. Official documents state that it is officially indicated for use during pregnancy only when the potential benefit is determined to justify the potential risk to the fetus, as studies have not ruled out effects on fetal bone formation.

Q: Is Uniquin suitable for use while breastfeeding?

Due to the potential for serious adverse reactions in the nursing infant, official regulatory information states a decision must be made whether to discontinue nursing or discontinue the drug. This is because it is unknown if the drug is excreted in human milk, though other drugs in this class are.

Q: How long does Uniquin stay in the body after the last dose?

The time it takes for the concentration to reduce by half is approximately 8 hours in people with normal kidney function. The drug is considered to be virtually completely eliminated from the body within 72 hours after the last dose.

Q: Are there different strengths or forms of Uniquin available?

Official documents state that Uniquin is available in two distinct forms. These are a 400 mg film-coated tablet intended for oral use and a 0.3% sterile liquid solution formulated for localized topical or ophthalmic use.

Q: Why is Uniquin sometimes prescribed for an unexpected condition?

Regulatory documents only list the officially approved conditions (indications) for which the drug has been reviewed and authorized. Official product information does not address or endorse the use of this medicine for any conditions other than those listed in the official labeling.

Q: What does the official product information say about Uniquin and driving?

Official labeling warns that the drug may cause side effects like dizziness, lightheadedness, or confusion. The labeling indicates that patients who experience these nervous system effects may have impaired ability to drive or operate complex machinery.

Q: Is there a generic version of Uniquin available?

The drug's active ingredient is lomefloxacin, which is the generic name for the product. Information regarding the current availability of generic lomefloxacin is based on market factors.

Q: What happens if I stop taking Uniquin suddenly?

Antibiotics are generally advised to be taken for the full duration prescribed to ensure all targeted bacteria are eliminated. Stopping treatment early may lead to a return of the infection and could contribute to the development of bacterial resistance.

Q: Does Uniquin need to be kept refrigerated?

No. The official storage requirement for the tablet form is at controlled room temperature, specifically between 20^circC and 25^circC (68^circF and 77^circF). Specific refrigeration instructions are not given in the official product information.

Q: What is the difference between Uniquin and a common vitamin or supplement?

Uniquin is classified as a prescription fluoroquinolone antibiotic, which is a powerful anti-infective agent intended to act against bacteria. Vitamins and supplements are generally used to provide dietary nutrients or support general wellness.

Q: What is the purpose of the different inactive ingredients in Uniquin tablets?

Official drug labels list all inactive ingredients, which are substances like coloring agents, binders, and coatings. These ingredients are included to provide the structure, stability, and proper physical form of the tablet, but they do not contribute to the drug's therapeutic action.

Q: Can Uniquin make a person more sensitive to the sun?

Yes. The official label includes a warning that the drug can cause a reaction called photosensitivity or phototoxicity. This is an increased sensitivity of the skin to sunlight or artificial UV light, and official information notes that protective measures against sunlight are often necessary.

Q: What are the most common concerns raised in regulatory reviews of Uniquin?

The most emphasized concerns in regulatory documents are the risk of serious, disabling, and potentially irreversible adverse reactions that affect the musculoskeletal and nervous systems. These safety concerns led to restrictions on the drug's approved uses.

Q: Is the evidence for Uniquin based on large-scale clinical trials?

Yes. The evidence supporting the approved uses, such as for Urinary Tract Infections and Ophthalmic Infections, is based on scientific research. This research includes Randomized Controlled Trials (RCTs) and large-scale Phase III studies which formed the basis for regulatory approval.

Q: What is the maximum amount of time Uniquin is typically recommended for use?

Treatment duration is tailored to the specific infection being treated, with courses typically ranging from a single dose up to 14 days. Regulatory guidance consistently emphasizes limiting the use to the minimum necessary duration to clear the infection.

Q: What should I do if I notice an unexpected reaction after starting Uniquin?

Official instructions state that immediate discontinuation of treatment is required at the first sign of any serious reactions, such as tendon pain or sudden confusion. Reporting the reaction to a prescribing professional is generally indicated for any unexpected reaction.

Q: Is it normal to feel a minor side effect when first starting Uniquin?

Regulatory data indicates that adverse effects are most often mild to moderate and transient in nature. Common reactions like nausea, headache, or diarrhea may occur early in the course of treatment, but they do not occur in every person.

Q: Can older adults use Uniquin safely?

Older adults can use Uniquin, but they are identified as a population that requires special caution in official documents. They are considered to be at a higher risk for serious side effects, particularly tendon injury, compared to younger adults.

Q: Does Uniquin affect blood test results?

While some antibiotics can interfere with laboratory tests, scientific literature suggests that lomefloxacin does not typically interfere with the determination of common blood markers, such as serum creatinine.

Q: Can Uniquin be split or crushed?

The oral medication is formulated as a film-coated tablet. Unless specific instructions for splitting or crushing are explicitly detailed in the official administration section of the label, the general guidance is to swallow the tablets whole.

Q: What is the risk of Uniquin interacting with herbal teas or natural products?

The main risk comes from ingredients that contain polyvalent cations (like calcium, magnesium, or iron). If a natural product or herbal tea contains high levels of these minerals, it could reduce the absorption of the medicine.

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How should Uniquin be stored and disposed of?

How to Store and Dispose of Uniquin

The storage and disposal of this medication are governed by specific regulatory requirements to maintain product stability and ensure public safety.

Storage Requirements

Storage Parameter Official Requirement
Temperature Store at controlled room temperature, between 20 C and 25 C (68 F and 77 F).
Packaging Keep the medication in the original container and keep the bottle tightly closed.
Protection Protect from excessive moisture.

Child Safety and Disposal

The product must be stored strictly out of the sight and reach of children and pets. For disposal of unused or expired medicine, official guidelines recommend using a drug take-back program. If a take-back program is unavailable, the product should be mixed with an undesirable substance, sealed in a container, and placed in the household trash. This medicine should not be flushed down the toilet.

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

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