Флоксиум

Quick links to important sections

Флоксиум

Selected form

Medically reviewed

Laura Arias

Last updated on 22/12/2025

This page provides general, reference-level information compiled from official medical sources. It is not a substitute for professional medical advice, diagnosis, or treatment. For decisions about your health, please consult a qualified healthcare professional.

Overview of Флоксиум

Property Description
Active ingredient Levofloxacin
Form Tablet, Solution (IV/Oral), Ophthalmic drops
Pharmacological class Fluoroquinolone Antibiotic
General purpose Combating bacterial infections
Origin Synthetic

What Type of Medicine is Флоксиум (Levofloxacin)?

Флоксиум is a prescription-only medicine defined by its active ingredient, Levofloxacin, a synthetic compound and pure S-(-) isomer of Ofloxacin. It belongs to the fluoroquinolone antibiotic class, specifically recognized as a third-generation agent. This classification means it is a powerful antimicrobial used to systematically fight bacterial infections. Levofloxacin is further distinguished by its clinical significance as an essential antimicrobial agent.

Composition and General Forms of Флоксиум

Флоксиум is manufactured as a single-ingredient product, containing only Levofloxacin. It is available in different dosage form(s) to support various routes of administration, including a tablet for oral intake, a sterile solution for intravenous (IV) infusion, and an ophthalmic solution for topical use on the eye. The composition involves the active ingredient within a suitable vehicle—such as a solid matrix for the tablets or an aqueous base for the liquid preparations—allowing for flexible and effective delivery.

Primary Action and Purpose: Bactericidal Mechanism

The primary purpose of Флоксиум is to eliminate the source of bacterial illness using potent bactericidal action—it actively kills the targeted bacterial cells, rather than merely halting their reproduction. This effect is broad-spectrum, characterized by its effectiveness against a substantial range of susceptible pathogens. Its fundamental function is achieved by disrupting the bacteria's ability to copy and repair its DNA, leading directly to cell death and clearing the infection.

Regulatory References

  1. World Health Organization (WHO) Electronic Essential Medicines List (eEML)

What side effects are possible with Флоксиум?

Possible Side Effects and Safety Information

Levofloxacin, classified as a fluoroquinolone antibiotic, is associated with a specific regulatory safety profile. Official labeling from government health authorities highlights that this medicine carries an association with disabling and potentially irreversible serious adverse reactions affecting multiple body systems. These effects can occur across different ages and may manifest from within hours to weeks after starting treatment, or even months after discontinuation.


Serious and Clinically Significant Adverse Reactions

The most prominent safety concerns officially documented include those affecting the nervous and musculoskeletal systems:

  • Musculoskeletal Disorders: The medicine is linked to tendinitis and tendon rupture, most frequently involving the Achilles tendon. This risk is notably increased in older patients, individuals using corticosteroids, and those with renal impairment.
  • Nervous System Effects: Reported effects include peripheral neuropathy (nerve damage resulting in pain, burning, or weakness) and Central Nervous System effects such as convulsions, anxiety, depression, and psychotic reactions (including suicidal ideation).
  • Other Serious Events: These include Aortic Aneurysm and Dissection, severe hepatotoxicity (liver injury, sometimes leading to fatal acute liver failure), Hypoglycemia (low blood sugar) that can progress to coma, and serious hypersensitivity reactions (e.g., anaphylaxis).

Documented Frequency and System-Organ Effects

Adverse reactions are formally categorized by frequency in official documents. Common reactions often reported in clinical trials include nausea, headache, diarrhea, insomnia, and dizziness. Less frequent, but documented, effects are classified by the affected system:

System-Organ Class Example Reactions (Uncommon/Rare)
Hepatobiliary Increased hepatic enzymes, Jaundice
Cardiac QT interval prolongation, Ventricular arrhythmia
Metabolism Hypoglycemia, Hyperglycemia

Safety constraints note that use is contraindicated in patients with a history of Myasthenia Gravis due to potential muscle weakness exacerbation. Caution is also advised for patients with known risk factors for seizures or QT interval prolongation.

Overdose and Emergency Response

Overdose and When to Seek Help

Official regulatory information for an acute overdose of Levofloxacin (the active ingredient in Флоксиум) is based on documented clinical manifestations and mandated emergency response actions.

Overdose manifestations are primarily extensions of known adverse effects. Documented presentations often involve Central Nervous System (CNS) effects such as dizziness, disorientation, slurred speech, and drowsiness, alongside Gastrointestinal (GI) symptoms including nausea and vomiting. The official prescribing information highlights the risk of severe outcomes, including CNS excitation leading to seizures and potentially life-threatening QT interval prolongation, which may result in a serious cardiac arrhythmia (Torsade de Pointes).

Mandated Emergency Actions

The most critical regulatory instruction is to seek emergency medical attention immediately or contact a certified Poison Help line when an acute overdosage is suspected. Management procedures documented by regulatory authorities include clinical measures to reduce systemic absorption, such as gastric lavage.

Treatment is defined as symptomatic and supportive. No specific antidote is known for Levofloxacin. Furthermore, regulatory documents state that the substance is not efficiently removed by hemodialysis or peritoneal dialysis. Patients are required to be carefully observed and monitored by a healthcare professional.

Therapeutic Uses of Флоксиум

What Флоксиум Treats: Main Uses and Benefits

Флоксиум is utilized across acute domains to address conditions presenting with acute episodes where bacterial infection causes pronounced symptoms. Key indications include severe pneumonia, acute bacterial exacerbations of chronic bronchitis (ABECB), complicated infections of the urinary tract and kidneys (pyelonephritis), chronic bacterial prostatitis, and complicated skin and soft tissue infections. It is also applied in highly specific contexts for post-exposure protection against serious pathogens like Inhalational Anthrax.

When symptoms related to systemic imbalance or localized discomfort create noticeable interference with daily stability, this medicine contributes to improved day-to-day comfort. It is relevant in clinical settings where supportive symptom management is appropriate.

“The benefit supports the patient during difficult episodes by easing distress and assists with maintaining functional stability.”

Quick Fact: Supports Management of Systemic Symptoms (e.g., high fever, chills)

Management of Acute Symptomatic Episodes

This medication is relevant for easing symptom clusters that may become intense or disruptive, such as those involving pronounced difficulty breathing or heightened flank/abdominal discomfort. In situations involving bacterial pathogens, Флоксиум provides support that helps ease the overall symptom burden during periods of heightened symptoms, aligning with therapeutic areas where short-term symptomatic assistance is needed.

Regulatory References

  1. NIH MedlinePlus Drug Information

Eligibility and Restrictions for Use

Who Can and Cannot Use Флоксиум?

Regulatory documents define specific populations that are eligible, require special consideration, or must be excluded from using Флоксиум (Levofloxacin).

Contraindicated Populations

Category Regulatory Status
Hypersensitivity Prohibited for patients with known allergy to Levofloxacin or any other quinolone antibiotic.
Neuromuscular History Use must be avoided in patients with a history of myasthenia gravis.
Musculoskeletal History Prohibited for patients with a history of tendon disorders related to prior quinolone use [Source: EMA/SmPC].
Age (General) Generally contraindicated in children and growing adolescents (under 18 years) [Source: EMA/SmPC].
Reproductive Status Contraindicated for women who are pregnant or breastfeeding [Source: EMA/SmPC].

Eligibility and Conditional Use Rules

Population / Condition Eligibility Constraint
Adults (ge 18 years) Eligible for standard use.
Pediatric Patients Permitted only for the restricted indications of Inhalational Anthrax (post-exposure) and Plague in patients ge 6 months of age [Source: FDA].
Renal Impairment Conditional use; eligibility requires mandatory dose adjustment based on the degree of impaired function [Source: FDA, SmPC].
Older Adults (ge 60 years) Special caution is required due to increased risk of tendon disorders and QT interval effects [Source: FDA, SmPC].
Concomitant Risk Special caution is required for patients taking corticosteroids or those who are solid organ transplant recipients [Source: FDA].

Official eligibility statements:

  • Use is strictly contraindicated in patients with a history of epilepsy, any quinolone hypersensitivity, or tendon disorders related to prior fluoroquinolone exposure.
  • Eligibility is granted to adult patients but is severely restricted in pediatric populations, with use typically reserved for life-threatening infections where no alternatives exist.
  • The medicine is formally contraindicated during pregnancy and lactation, and use requires mandatory adjustment in patients with impaired renal function.

Connection to the overall eligibility profile

Official regulatory documents define the eligibility profile by establishing strict, formal contraindications that prohibit use in specific populations, such as those with certain neurological or musculoskeletal histories, or those who are pregnant or breastfeeding. This framework confines use primarily to the adult population and requires mandatory dose adjustment or special caution for patients with impaired renal function, advanced age, or other high-risk comorbidities.

What should I know about interactions with other medicines?

Interactions with other medicines and products

The official regulatory profile for Floxium (Levofloxacin) outlines specific interaction patterns based on pharmacokinetic interference and pharmacodynamic risk summation.


Absorption Constraints

Oral Levofloxacin absorption is significantly reduced when taken concurrently with multivalent cation-containing products, including antacids, sucralfate, iron, or zinc supplements. These products interfere by forming chelation complexes. To prevent this, a mandatory time separation of at least 2 hours is required between the oral tablet and these substances. Levofloxacin is documented as not a clinically relevant inhibitor or inducer of major CYP450 isoenzymes, meaning it typically avoids CYP-mediated pharmacokinetic interactions. The absorption of the oral tablet is not clinically affected by food.


Additive Pharmacodynamic Risks

Co-administration with antiarrhythmic drugs (Class IA and III) and other agents that prolong the QT interval may result in an additive risk of ventricular arrhythmias. The concurrent use of Non-Steroidal Anti-inflammatory Drugs (NSAIDs) can increase the risk of central nervous system (CNS) stimulation and convulsions. Use with corticosteroids is associated with an increased risk of tendon disorders, a risk specifically noted as higher in elderly and organ transplant patients. Levofloxacin may also enhance the anticoagulant effect of Warfarin, requiring close monitoring of coagulation tests (PT/INR), and carries a risk of blood glucose disturbances with antidiabetic agents.

Mechanism of Action

• Dual Inhibition of Bacterial Genetic Replication

Levofloxacin achieves its effect by specifically targeting two essential bacterial enzymes: DNA Gyrase (Topoisomerase II) and Topoisomerase IV. The molecule acts as a specific inhibitor that physically traps these enzymes onto the bacterial DNA after they have cleaved the strand, thereby preventing the necessary repair and re-ligation of the cut DNA.


• Initiation of the Bactericidal Cascade

The molecular blockade of these DNA enzymes triggers an immediate and catastrophic accumulation of irreparable double-strand DNA breaks within the microbe. This genetic damage overwhelms the cell's repair mechanisms and leads directly to the structural breakdown (lysis) and rapid death of the bacterial cell, establishing the resulting bactericidal (cell-killing) physiological effect.


• Constraint by Target Mutation

The primary limitation to this mechanism occurs when genetic mutations alter the structure of the target enzymes (DNA Gyrase and Topoisomerase IV). These changes reduce the drug's binding affinity, lowering its inhibitory power and resulting in insufficient DNA damage to achieve the bactericidal effect, representing a functional constraint of the mechanism.

Dosage and Administration Information

How to Use Флоксиум

Флоксиум (Levofloxacin) administration follows established protocols for its use. The medicine is primarily used via two systemic routes: oral intake (tablets or solution) and intravenous (IV) infusion.

The standard dosing frequency for most adult regimens is once daily (every 24 hours). The daily dose ranges from 250 mg to 750 mg, with the dose and course duration set according to the specific indication. Treatment courses vary significantly, ranging from a short 3-day course for uncomplicated conditions up to 60 days for specific high-risk exposures, such as post-exposure prophylaxis for inhalational anthrax.

Administration Requirements

Administration Rule Official Instruction
Dose Modification Mandatory adjustment is required for patients with renal impairment (creatinine clearance < 50 mL/min); no adjustment is needed for hepatic impairment.
Oral Timing Tablets can be taken with or without food. Oral doses must be separated by at least two hours from the intake of antacids, iron salts, sucralfate, or other products containing multivalent cations.
IV Infusion Rate Must be administered by slow IV infusion only. The infusion duration is dose-dependent: 500 mg over at least 60 minutes and 750 mg over at least 90 minutes.
Pediatric Use Pediatric dosing is defined for severe, specific conditions (e.g., Anthrax, Plague), though use in children and growing adolescents is often restricted in certain regions.

These instructions define the standardized procedure for using the medicine, establishing the required form, frequency, duration, and necessary dosage modifications based on physiological constraints.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Флоксиум (Levofloxacin)


Evidence for Use in Respiratory and Lung Infections

Research was conducted to explore the use of Флоксиум (Levofloxacin) in respiratory illnesses, particularly Community-Acquired Pneumonia (CAP) and acute flare-ups of Chronic Bronchitis (ABECB). This research primarily relies on randomized controlled trials (RCTs) and systematic reviews. In these trials, researchers examined patient groups ranging from those treated outside a hospital to those with more severe disease who were hospitalized.

Outcomes that were measured included whether patient symptom status changed during the study period, and the status of microbiological elimination in respiratory samples, which is scientifically termed eradication. Research highlights changes measured in patient status at a specific check-up visit scheduled shortly after treatment finished. Continuous re-evaluation is necessary, as the potential for antibiotic resistance to emerge over time is a concern documented in the broader research landscape.


Evidence for Use in Urinary Tract and Kidney Infections

Флоксиум was evaluated in research that explored Complicated Urinary Tract Infections (cUTI) and serious kidney infections, known as Acute Pyelonephritis. These studies often took the form of non-inferiority trials. The research examined adults who were hospitalized with confirmed signs of these infections. Study outcomes examined were related to outcomes related to physical discomfort and rates used to measure microbiological elimination status for specific bacteria.


What is Still Uncertain About Флоксиум

Research highlights what is known—and what is still uncertain—about this medicine. A primary area of uncertainty documented in the scientific community involves the emergence of bacterial resistance. Studies describe patterns where increasing rates of resistance in common pathogens was associated with the use of this antibiotic class, suggesting the evidence context changes over time. Additionally, data for certain groups remain insufficient. For instance, while adults are the primary population studied for this medicine, comparative evidence is lacking or subgroup findings are uncertain for specific populations, such as pediatric patients.

Frequently Asked Questions (FAQ)

Common questions about Флоксиум (FAQ)


Q: Can I take common over-the-counter pain relievers like ibuprofen or acetaminophen with Флоксиум?

A: Regulatory information indicates that using this medicine alongside Non-Steroidal Anti-inflammatory Drugs (NSAIDs), which includes drugs like ibuprofen, may lead to an increased risk of Central Nervous System (CNS) effects. However, official documents do not categorize acetaminophen in the same manner of risk. It is important for patients to discuss the use of any over-the-counter medication with their healthcare provider.


Q: Are there any known interactions between Флоксиум and common herbal or dietary supplements?

A: Official documents advise that the medicine's absorption is significantly reduced by products that contain multivalent cations, such as iron or zinc supplements. Regulatory information recommends a minimum two-hour separation time when taking these products orally. General herbal supplements are not specifically documented as having this chelation interaction, but patients should always check product ingredients for mineral content.


Q: Is Флоксиум generally considered a safe option for long-term management of the condition?

A: Regulatory documents highlight that this class of medicine is associated with a risk of potentially disabling and irreversible serious adverse reactions. For this reason, the approved uses and treatment durations are generally short. The official label does not describe use for chronic or long-term management of conditions.


Q: Does the official research on Флоксиум include specific data for its use in older adults?

A: Yes, the official regulatory safety profile for the medicine addresses its use in older adults, defined as generally 60 years and older. This information is derived from clinical data and notes an increased potential risk for specific adverse reactions in this age group, such as tendon disorders and effects on the heart's electrical activity (QT interval).


Q: Are there any specific foods or drinks that should be avoided entirely while taking Флоксиум?

A: Official documents confirm that the tablets can be taken with or without food, as food does not significantly impact absorption. The restriction applies to multivalent cation-containing products (like supplements or antacids) which require a two-hour separation time, not to general food items.


Q: What patient-specific factors might make Флоксиум a less suitable choice than other therapies?

A: Regulatory documents establish formal contraindications that prohibit the use of this medicine in specific populations. These exclusions include patients with a history of myasthenia gravis, tendon disorders related to prior quinolone use, and those with a known allergy to the drug class. Additionally, the medicine is contraindicated for women who are pregnant or breastfeeding.


Q: What percentage of patients see an improvement with Флоксиум according to studies?

A: Clinical trials described in the official product information assess efficacy using specific metrics, such as the clinical success rate or the rate of microbiological elimination of the bacteria. These reported rates vary significantly depending on the type of infection being treated, the dosage used, and the specific bacterial pathogens involved.


Q: Does Флоксиум interfere with or alter the results of routine medical blood tests?

A: Official documents note that the medicine may lead to false-positive results when conducting urine screening tests for opiates or opioids. Furthermore, the medicine carries a risk of blood glucose disturbances. If taken with warfarin, regulatory guidance requires close monitoring of coagulation tests.


Q: Is the potential risk of developing side effects generally higher during the initial phase of treatment?

A: Official safety information indicates that serious adverse reactions associated with this medicine can manifest over a wide span of time. These effects may occur from within hours of starting the medicine up to weeks later, and in some cases, symptoms may even appear months after treatment has been concluded.


Q: What type of monitoring or follow-up appointments are generally necessary while taking Флоксиум?

A: Official documents recommend specific monitoring when the medicine is used concurrently with certain other drugs. For instance, careful monitoring of blood coagulation tests (PT/INR) is advised if the patient is taking warfarin, and blood glucose levels must be monitored closely when taken with antidiabetic agents.


Q: Does Флоксиум cause changes in appetite or lead to weight fluctuation?

A: The official drug summary lists anorexia, which means a loss of appetite, as an uncommon adverse reaction. Significant changes or fluctuations in body weight are not generally listed among the most common or frequently reported side effects.


Q: How long does it typically take for a person to start noticing the intended effects of Флоксиум?

A: The medicine's mechanism of action is described as potent and bactericidal, meaning it actively kills the targeted bacterial cells. Clinical improvements are assessed based on how a patient’s status changes over the entire treatment period, with efficacy typically evaluated by researchers at a follow-up visit scheduled shortly after the course is complete.


Q: What general guidance is provided in official documents if a scheduled dose of Флоксиум is missed?

A: Patient instructions provided in official documents generally advise that if a dose is missed, it should be taken as soon as the patient remembers. However, if it is close to the time of the next dose, the missed dose should be skipped. It is generally advised not to take two doses to make up for a missed one, as noted in patient instructions.


Q: Does alcohol consumption affect the safety or overall effectiveness of Флоксиум?

A: Official patient information sometimes recommends limiting alcohol intake. This is due to the potential for the medicine to cause specific central nervous system side effects, such as dizziness or lightheadedness, which may be intensified by the concurrent use of alcohol.


Q: What are the official warnings regarding the process of discontinuing or stopping treatment with Флоксиум?

A: Official guidance emphasizes the critical importance of completing the full prescribed treatment course. This recommendation is made to ensure the infection is fully eliminated and to minimize the societal risk of developing drug-resistant bacteria.


Q: What are the signs that a side effect from Флоксиум might require immediate attention?

A: Regulatory documents specify certain signs that warrant immediate medical attention. These include the development of swelling or pain in a tendon, signs of a severe allergic reaction such as widespread rash or significant swelling, or symptoms suggesting liver issues, like the yellowing of the skin or eyes.


Q: Is it safe to drive or operate machinery after taking Флоксиум?

A: Official product information notes that the medicine can cause central nervous system effects such as dizziness, changes in vision, or somnolence (drowsiness). Because of these possible effects, patients should be aware that their ability to safely drive or operate heavy machinery may be impaired.


Q: What are the general instructions regarding accidental ingestion of more Флоксиум than intended?

A: Regulatory documents describe that an acute overdose may result in central nervous system effects, including symptoms like confusion, tremors, or the occurrence of seizures. Official recommendations advise immediately contacting emergency services or a poison control center in the event of an overdose.


Q: Is it true that some patients develop problems with their skin while on Флоксиум?

A: Yes, official regulatory documents list various skin reactions as documented side effects. These include common issues like rash or itching, as well as photosensitivity, which is an increased sensitivity to sunlight. Rare, but severe, skin reactions are also noted in the product's safety information.


Q: Are there generic or biosimilar versions of Флоксиум currently available for use?

A: The active ingredient in this medicine is Levofloxacin, which is currently available under its generic name from multiple manufacturers. Regulatory drug registers list various products containing Levofloxacin, in addition to the original brand name.


Q: Is Floroksium prescribed for any conditions other than its primary or main indication?

A: Official regulatory summaries detail a full list of approved indications for the medicine. These include a range of bacterial infections, such as certain types of pneumonia and skin structure infections, as well as specific, high-risk uses like post-exposure prophylaxis for inhalational anthrax.


Q: Does the effectiveness of Флоксиум change depending on the time of day it is taken?

A: The official instructions for administration recommend a simple once-daily dosing frequency, taken every 24 hours. Regulatory documents do not note any evidence suggesting that the medicine's overall effectiveness depends on the specific time of day it is taken.


Q: Are there specific medical tests required before starting treatment with Флоксиум?

A: While no general mandatory test is specified for all patients, regulatory documents advise caution for those with existing risk factors for certain adverse events, such as a history of seizures or risk factors for QT interval prolongation. A comprehensive discussion of one's full medical history with a healthcare provider is recommended before starting treatment.


Q: How long after stopping Флоксиум does the substance typically remain detectable in the body?

A: The rate at which the body eliminates the medicine is quantified by its half-life, which is approximately 6 to 8 hours in adult patients with normal kidney function. Based on this parameter, the active substance is expected to be fully cleared from the body within several days following the final prescribed dose.


Q: Does the dose of Флоксиум need adjustment for people who fall outside a typical weight range?

A: Official dosing protocols for adult patients are primarily determined by the specific condition being treated and the status of the patient’s kidney function (renal impairment). Regulatory documents do not state a standard requirement for routine adjustment of the dose based solely on body weight for typical adult use.


Q: Why is the official name of Флоксиум often described using complex medical jargon?

A: The medicine’s official name, Levofloxacin, is derived from its precise chemical structure and its formal pharmacological classification. Using this specialized terminology helps healthcare professionals accurately identify the compound and understand its place within the group of fluoroquinolone antibiotics.


Q: Does taking Флоксиум impact fertility in men or women?

A: Regulatory documents often reference data from non-clinical (animal) studies to evaluate potential effects on fertility. Where human data regarding the drug’s impact on reproductive potential are insufficient, official summaries generally state that the specific risk to fertility in men or women is unknown.

How should Флоксиум be stored and disposed of?

How to Store and Dispose of Флоксиум (Levofloxacin)

The storage and disposal instructions for the medicine containing Levofloxacin are defined by official regulatory requirements to ensure product stability and safety.

Storage Requirements

Levofloxacin oral solution must be stored at controlled room temperature, specifically 25°C (77°F), with permitted excursions between 15°C and 30°C (59°F and 86°F). All forms of the medicine must be stored out of the sight and reach of children.

Disposal Instructions

The preferred method for discarding unused or expired product is through a drug take-back program. If this is unavailable, the medicine must not be flushed down the toilet or drain. Instead, it should be mixed with an undesirable substance, sealed in a container, and then placed in the household trash, following the recommended official disposal procedure.

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

Available in countries:

Equivalent of Флоксиум found in:

A-Z Index: