Omnix O

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Omnix O

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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 Omnix O

Property Description
Active ingredients Cefixime, Ofloxacin
Form Oral Tablet
Pharmacological class Systemic Antibiotic (Third-Gen Cephalosporin + Fluoroquinolone)
Common use Resolution of Bacterial Infections
Origin Synthetic Combination Product

What Type of Medicine is Omnix O and What is its Purpose?

Omnix O is a synthetic, systemic antibiotic agent formulated as an oral tablet and specifically classified as a fixed-dose combination product. Its primary purpose is to provide a comprehensive bactericidal defense aimed at resolving underlying bacterial infections throughout the body. The combination of its active ingredients ensures a broad-spectrum antimicrobial action against a range of susceptible pathogens. The utilization of different antibiotic classes in tandem is intended to address bacterial resistance patterns. This dual-action approach is clinically recognized for maximizing therapeutic impact, particularly in infections requiring simultaneous targeting of diverse bacterial mechanisms.


Composition: The Dual Action of Cefixime and Ofloxacin

The composition of Omnix O features two primary active ingredients (INN): Cefixime and Ofloxacin. Cefixime is classified as a third-generation cephalosporin, and Ofloxacin is a member of the fluoroquinolone class. This strategic pairing ensures the simultaneous delivery of two different antibacterial agents, relying on a dual-class approach rather than a single compound. Cephalosporins and fluoroquinolones are established therapeutic classes used in treating various critical infections. The combination is designed to enhance efficacy against bacteria that may show reduced susceptibility to either Cefixime or Ofloxacin when administered individually.


The Synergistic Mechanism: A Dual Approach to Bacterial Elimination

The therapeutic benefit of Omnix O is achieved through a dual mechanism that directly leads to the definitive destruction of microbes, a process known as bactericidal activity. Cefixime works by targeting the structural integrity of the bacterium, inhibiting the synthesis of the cell wall. Concurrently, Ofloxacin acts by disrupting the bacteria's vital genetic machinery—specifically inhibiting enzymes crucial for DNA replication. This dual approach, simultaneously attacking the structure and function of the microbe, is designed to facilitate pathogen eradication. By executing this two-pronged attack, the medicine maximizes its broad-spectrum impact, eliminating the pathogen to control the infection.

Regulatory References

  1. WHO Antibiotics Portal (Essential Medicines)

What side effects are possible with Omnix O?

Possible Side Effects and Safety Information

The safety profile for Omnix O, which combines Cefixime and Ofloxacin, is structured around the documented adverse reactions of both antibiotic classes. Adverse reactions are classified by frequency and the body system affected, consistent with official regulatory summaries.

Frequency and System-Organ Classifications

Frequency Tier Typical Effects (Selected Examples)
Very Common / Common Gastrointestinal disturbances, including diarrhoea (most frequent) and nausea, headache, and dizziness.
Uncommon / Rare Abdominal pain, flatulence, rash, pruritus, and tendinitis.

Side effects are officially grouped into categories such as Gastrointestinal Disorders (diarrhoea, vomiting) and Nervous System Disorders (headache, peripheral neuropathy). Reactions to the Ofloxacin component can also affect the Musculoskeletal System (tendon issues) and Cardiac System ( QT interval prolongation).

Serious Adverse Reactions and Safety Constraints

Official labeling highlights the potential for serious adverse reactions, primarily associated with the fluoroquinolone component. These include tendinitis and tendon rupture (which may be disabling), peripheral neuropathy, and life-threatening severe cutaneous adverse reactions (SCARs) and anaphylaxis. Clostridioides difficile-associated diarrhoea (CDAD) is also documented as a potential severe gastrointestinal event.

Population-specific safety statements advise caution in certain groups. Older adults have an officially heightened risk of tendon complications. Due to the risk of arthropathy, the fluoroquinolone component is generally restricted in the pediatric population. The drug is contraindicated in patients with a history of hypersensitivity to either active substance or a history of tendon disorders related to previous fluoroquinolone use.

Overdose and Emergency Response

Overdose and When to Seek Help — Official Regulatory Information for Omnix O

The official regulatory documents specify that an overdose of Omnix O (Cefixime/Ofloxacin) may be associated with severe, documented manifestations across multiple physiological systems.

Domain Official Regulatory Statement
Documented Overdose Presentations Severe Central Nervous System (CNS) effects including convulsions (seizures), tremor, confusion, hallucinations, and psychotic reactions. Gastrointestinal distress is also reported.
Physiological Systems Affected Neurological system, Cardiovascular system (specifically QT interval prolongation and risk of cardiac arrhythmia), and Gastrointestinal system.
When Immediate Help is Required Seek immediate medical attention for any suspected overdose. Contact emergency services immediately if severe symptoms are observed, such as loss of consciousness or seizures.

Overdose Management and Classification

Classification Official Regulatory Statement
Severity Classification Potential for life-threatening outcomes including Status epilepticus and Torsade de Pointes cardiac arrhythmia, requiring continuous observation.
Overdose-Context Constraints No specific antidote is known. Management is therefore limited to supportive and symptomatic measures, including maintaining hydration and considering gastric lavage or activated charcoal to reduce absorption.
Monitoring Requirements ECG monitoring and continuous neurological observation are mandated due to the documented cardiac and CNS risks. Increased risk of severe manifestations may be observed in patients with renal impairment.

Connection to the overall overdose profile: Regulatory documents define this overdose profile by emphasizing the high, documented risks to the neurological and cardiovascular systems, which necessitates explicit urgent help-seeking instructions. The management is strictly supportive and procedural, including monitoring and decontamination steps, given the lack of a known specific antidote.

Therapeutic Uses of Omnix O

What Omnix O Treats: Main Uses and Benefits

Omnix O is applied in the context of systemic therapeutic support for bacterial infections, focusing on conditions characterized by periods of heightened symptoms. The spectrum of use is applied across domains where additional symptomatic support is needed, including conditions involving the urinary and respiratory tracts. This medication is commonly used to help manage symptoms related to systemic imbalance in conditions such as typhoid fever, pneumonia, and acute Urinary Tract Infections (UTIs).


Key Therapeutic Contexts and Benefit

Omnix O is commonly used across conditions presenting with acute episodes. It is applied in scenarios where additional management of discomfort is required to address localized pain and swelling, as well as systemic fever and distress. The use of this therapy is relevant when supportive symptom management is appropriate in situations involving recurrent manifestations or conditions where functional stability becomes affected by the bacterial presence.

This therapeutic approach supports the reduction of the symptom load and contributes to improved day-to-day comfort during symptomatic phases.

Quick Fact: Relief for Systemic Discomfort Omnix O is commonly used to help with symptoms related to systemic imbalance, such as fever and overall malaise, in conditions involving inflammatory or irritative processes.


Indications Summary: Omnix O is considered relevant for addressing symptom clusters presenting with acute episodes in the genitourinary system, including complicated and uncomplicated UTIs; the respiratory system, such as bacterial bronchitis and pneumonia; and systemic conditions like enteric fever.

Eligibility and Restrictions for Use

Omnix O is generally prescribed for adults to treat a range of bacterial infections, including those affecting the urinary tract and respiratory system. The decision to use this medication is based on a patient's specific infection and overall medical history.


Contraindications (Who Should Not Use Omnix O)

Omnix O is contraindicated and should not be used in certain patient groups due to the risk of serious adverse effects. This includes individuals who have a known allergy or hypersensitivity to the active ingredients (Cefixime or Ofloxacin), other cephalosporin antibiotics, or other quinolone/fluoroquinolone antibiotics.

It is also not recommended for:

  • Children and adolescents under 18 years of age due to potential interference with joint development.
  • Pregnant or breastfeeding women, as there is limited data on safety and potential harm to the infant or fetus.
  • Individuals with a history of tendon disorders (like tendonitis or tendon rupture) associated with fluoroquinolone use, or those with epilepsy or central nervous system disorders that may increase the risk of seizures.

Cautions (Use with Caution and Doctor Supervision)

Caution is advised and dose adjustment may be necessary in patients with pre-existing conditions, including kidney or liver impairment, diabetes, myasthenia gravis, and certain heart rhythm disorders (such as prolonged QT interval). Elderly patients (over 60) should also be monitored closely due to an increased risk of tendon rupture.

What should I know about interactions with other medicines?

Omnix O Interactions with other medicines and products

The interaction profile for Omnix O, a combination of Cefixime and Ofloxacin, reflects the documented risks associated with both active ingredients as defined by regulatory authorities.


Pharmacodynamic and Cardiac Risk

Co-administration with Class IA or Class III antiarrhythmic agents is formally advised to be avoided. This restriction is due to the documented potential of the Ofloxacin component to cause QT interval prolongation, increasing the risk of serious cardiac events when combined with other agents having this effect. Both active ingredients are also associated with an enhanced anticoagulant effect when used with agents like Warfarin, requiring the monitoring of Prothrombin Time (INR). Concomitant use with NSAIDs may increase the documented risk of CNS stimulation.


Pharmacokinetic Alterations

The official labeling identifies substances that alter exposure. The plasma concentrations of Carbamazepine and Theophylline are documented to be elevated when co-administered with Omnix O. Furthermore, Multivalent Cation-Containing Products such as antacids, or supplements containing iron, zinc, or calcium, significantly reduce the oral absorption of Ofloxacin via chelation. To mitigate this reduced bioavailability, these cation products must be administered with a separation period of at least two hours from the antibiotic. The risks associated with enhanced anticoagulation and QT prolongation are officially noted to be exacerbated in patients with documented renal or hepatic impairment.

Mechanism of Action

Targeting FBPase and Metabolic Flux

Omnix O functions as an inhibitor of the enzyme FBPase, exhibiting selective binding for this target. The compound's interaction with the enzyme modulates its activity within the hepatocyte, resulting in a net decrease in gluconeogenesis.


Downstream WNT and Bone Signaling

The resulting change in metabolic flux alters the signaling cascade of the WNT pathway, which consequently decreases overall WNT pathway activity. This downstream cascade further modulates the RANKL/ OPG expression ratio. Modulation of this ratio subsequently affects cellular differentiation, contributing to a decrease in osteoclast differentiation at the systemic level, thereby modifying physiological balance.

Dosage and Administration Information

Omnix O is intended for oral administration only, a procedural requirement consistent with its design as a solid oral tablet. The standardized use involves swallowing the tablet whole with water; it is specified that the tablet should not be crushed or chewed.

The standard adult regimen is structured around the twice-daily application of the unit dose, which consists of 200 mg Cefixime and 200 mg Ofloxacin. This schedule establishes a fixed dosing interval, typically every 12 hours. Administration is permitted without regard to food; however, intake with a meal may be utilized to enhance gastrointestinal tolerance.

The duration of use is defined by a fixed course length, commonly ranging from 7 to 14 days, based on the specific condition being managed. A core principle of the administration protocol requires that the entire prescribed course must be completed. In the event of a missed dose, the common procedure is to take the dose when remembered, unless it is close to the next scheduled interval, in which case the missed dose is skipped. Doses must never be doubled.

The usage protocol for patients with impaired kidney function involves a reduction in dosage to prevent drug accumulation, a requirement related to the pharmacokinetic profile of the Ofloxacin component.

Recent Clinical Evidence

Research evidence / Overview of studies for Omnix O


Evidence for Use in Typhoid Fever (Enteric Fever)

The research into Omnix O for typhoid fever, one of the conditions involving periods of heightened symptoms and functional imbalance, includes both controlled studies and systematic reviews. These studies were primarily conducted during periods of increased symptom activity and were often designed as comparisons against other standard antibiotic monotherapies. Research examined outcomes related to physical discomfort and systemic imbalance, specifically monitoring the time it took for fever to clear (defervescence), and the rate of complete symptom resolution, known as the clinical cure rate. Researchers also focused on the bacteriological cure rate to see how frequently the underlying bacteria were eliminated.

Findings describe patterns observed in the studies regarding the measurements of fever clearance time in the observed populations. Some research reported measurements of the clinical response endpoint, and studies explored patterns observed during monitoring for recurrence in the weeks following treatment completion. Because typhoid fever may be associated with relapse, the evidence base includes follow-up periods that may extend to four weeks to observe for patterns related to recurrence. A key consideration is that a significant portion of the primary clinical data originates from geographically-focused trials where local resistance profiles may vary widely from other regions. This means the results apply primarily to the populations studied, and whether the consistency of these patterns extends to other parts of the world has not been fully established. Long-term outcomes are not well characterized beyond the short-term follow-up periods.


Evidence for Use in Urinary Tract Infections (UTIs)

The evidence base for Omnix O in treating UTIs, a condition associated with acute or disruptive episodes in the genitourinary system, often refers to the established data for its individual components, Cefixime and Ofloxacin. Studies explored the product's activity through in vitro laboratory analysis against common bacteria that cause UTIs. The main research outcomes examined were the clinical cure rates, which are outcomes related to physical discomfort, and the microbiological cure rates. Comparative evidence is lacking for the fixed-dose combination in the context of large-scale international trials specific to UTIs. The evidence is limited to populations experiencing uncomplicated cases, and there is limited information for long-term outcomes or recurrence prevention specific to the use of Omnix O.


Evidence for Use in Respiratory Tract Infections

The evidence regarding Omnix O's use in conditions characterized by fluctuating or episodic manifestations like bronchitis or pneumonia primarily comes from documented post-marketing observations and prescribing surveys. Research was evaluated in settings observing how symptoms evolved over short treatment intervals. The limited data show patterns related to symptom change observed during the typical antibiotic courses. Specific evidence from high-quality trials for the fixed-dose combination in this context is limited, meaning the certainty remains low for unique benefit over the components used separately.


Long-Term Studies and Follow-up Durations

The available research primarily involves studies observing responses over defined time intervals that align with acute treatment and short-term monitoring. Follow-up durations were limited to approximately four weeks post-treatment for conditions like typhoid fever. Currently, there is limited information for long-term outcomes that would describe the sustained durability of the observed responses. Research exploring long-term effects are not fully established.


Evidence in Special Populations

Research regarding Omnix O has mainly concentrated on the general adult population. Data for certain groups remain insufficient, including pediatric populations (children) and those with specific comorbidities, such as chronic kidney disease or severe immune compromise. Evidence is limited for use during pregnancy or breastfeeding, and the observed study patterns mostly apply to the defined adult cohorts.


What Is Still Uncertain About Omnix O

The current evidence highlights several areas where more research is needed or where certainty remains low. Evidence quality varies across studies, particularly across different geographical settings, meaning results apply primarily to the populations studied and local microbial resistance patterns. The primary evidence gap is the limited information for long-term outcomes regarding sustained cure and recurrence prevention. Furthermore, subgroup findings are uncertain—meaning the fixed-dose combination's specific activity and tolerability profiles in special populations are not fully established. Comparative evidence is lacking in some contexts. Research is ongoing to continue defining the role of combination antibiotics in treating resistant infections.

Frequently Asked Questions (FAQ)

Common questions about Omnix O (FAQ)


Q: Is Omnix O the brand name, and what is its generic name?

Omnix O is the brand or trade name for this combination medication. According to official product information, the generic name for the two active ingredients it contains is Cefixime and Ofloxacin.


Q: What is the specific dosage of Omnix O?

Official labeling states the standard adult unit dose contains 200 mg of Cefixime and 200 mg of Ofloxacin. The standard frequency indicated in official product information is twice daily, or every 12 hours. Specific dosing instructions must be followed as prescribed by a healthcare professional.


Q: Can I take Omnix O for a viral infection?

Official regulatory documents indicate that Omnix O is a systemic antibacterial drug. It is indicated only for infections that are known or strongly suspected to be caused by bacteria. Antibacterial agents like Omnix O are not effective against viral infections, such as the common cold or the flu.


Q: What are the most common side effects of Omnix O?

Based on clinical studies and official regulatory data, the most commonly reported adverse reactions include gastrointestinal effects like diarrhea (which is reported as the most frequent), nausea, headache, and dizziness.


Q: How should I dispose of expired or unused Omnix O tablets?

Official regulatory guidance advises that expired or unused medicine should be disposed of using a local drug take-back program. The guidance specifies that the tablets must not be flushed down the toilet or poured down a drain. If a take-back program is unavailable, there are specific safety procedures provided by regulatory agencies for discarding the medication in your household trash.


Q: Can I crush or chew the tablet to make it easier to swallow?

The official instructions for administration clearly state that Omnix O tablets must be swallowed whole with water. The product labeling explicitly requires that the tablets not be crushed or chewed.


Q: Is Omnix O safe to use with antacids?

Regulatory information indicates that multivalent cation products, such as antacids, may significantly reduce the absorption of Ofloxacin. To manage this potential interaction, these products should be separated from the Omnix O dose by at least two hours, as advised by official drug labeling.


Q: What is the recommended maximum duration of treatment?

While the duration of use is determined by the healthcare provider, official labeling commonly cites treatment courses ranging from 7 to 14 days. A core principle of the administration protocol requires that the entire prescribed course length must be completed, as directed by the prescribing physician.


Q: Is Omnix O effective against all types of bacterial infections?

Official classification states Omnix O is a broad-spectrum antibiotic. However, the product information indicates it is only effective against infections caused by susceptible microorganisms and is not necessarily active against every type of bacterial infection.


Q: What happens if I take more than the recommended dose?

Regulatory information on overdose reports potential adverse effects, which may include reactions affecting the central nervous system or the gastrointestinal system. In the event of a suspected overdose, immediate emergency medical attention should be sought.


How should Omnix O be stored and disposed of?

How to Store and Dispose of Omnix O

Official regulatory guidelines strictly define the conditions necessary for storing and disposing of Omnix O (Cefixime and Ofloxacin oral tablets) to maintain product stability and ensure public safety.


Storage Requirements

Condition Requirement
Temperature Store at room temperature, typically below 25^circC in a cool, dry place.
Protection Keep the medicine protected from direct sunlight and moisture.
Handling Store in the original container, tightly closed, and keep from freezing.

Disposal and Safety Mandates

It is a mandatory requirement to keep Omnix O out of the sight and reach of children and pets. For disposal of unused or expired medicine, regulatory agencies instruct against flushing the tablets down the toilet or drain. Instead, the product must be discarded using a drug take-back program or by following specific safety procedures for household trash.

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

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