Ultraxime

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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 Ultraxime

Quick Facts

Property Description
Active Ingredient Cefixime Trihydrate (Cefixime)
Form Tablet, Capsule, Oral Suspension
Pharmacological Class beta-Lactam, Third-Generation Cephalosporin
Common Use Elimination of susceptible bacterial infections
Origin Semisynthetic

Ultraxime is a prescription-only beta-lactam antibiotic used systemically to fight susceptible bacterial infections. It is a semisynthetic third-generation cephalosporin, which is a specialized class of antibacterial drug, designed to eliminate harmful microbes causing disease states. The medication is an orally-active, single-ingredient product.


What Type of Medicine is Ultraxime (Cefixime)?

Ultraxime belongs to the cephalosporin family, which is a subgroup of the larger beta-lactam antibiotic class, recognized for its broad-spectrum antibacterial activity. The classification as a third-generation cephalosporin is clinically supported, signifying its inherent stability against beta-lactamase enzymes. This stability is a defining feature, making it effective against certain bacterial defenses that can often degrade older antibiotics.

This broad effectiveness against both Gram-positive and Gram-negative pathogens makes the active ingredient, Cefixime, a clinically recognized option for conditions requiring coverage against bacterial infections, such as those that may affect the urinary system or the respiratory tract. Its identity is rooted in its ability to resolve disease by providing a rapid and reliable method of eliminating bacteria.


What is the Composition and General Purpose of Ultraxime?

The active ingredient in Ultraxime is Cefixime, specifically formulated as Cefixime Trihydrate for optimal stability. The drug is available for oral administration in several pharmaceutical preparations, including solid forms like the tablet and capsule, and liquid forms such as the powder for oral suspension. This variety in forms is crucial, positioning the product for use across various age groups, including pediatric patients.

As a bactericidal agent, the general purpose of Ultraxime is the elimination of susceptible bacterial infections within the body by disrupting cell integrity. The mechanism involves inhibiting the synthesis of the bacterial cell wall, which prevents the microbe from maintaining its structural stability, leading to its destruction. The focused mechanism and oral administration ensure that patients can receive the required therapeutic amount of Cefixime effectively in non-hospital settings.

What side effects are possible with Ultraxime?

Possible Side Effects and Safety Information

Adverse Reactions Overview

Ultraxime (Cefixime) has a documented safety profile primarily characterized by effects on the gastrointestinal system. The most common adverse reactions reported in regulatory documents are diarrhea (occurring in up to 16% of subjects in clinical trials), loose stools, nausea, abdominal pain, dyspepsia, and vomiting.

Serious and Clinically Significant Reactions

Serious adverse events are rare but documented. These include severe hypersensitivity reactions such as anaphylaxis and severe cutaneous adverse reactions (SCARs), including Stevens-Johnson Syndrome (SJS) and Toxic Epidermal Necrolysis (TEN). Discontinuation of the drug is required if a severe reaction occurs.

Ultraxime is also associated with the risk of Clostridium difficile-associated diarrhea (CDAD), which can range in severity from mild diarrhea to fatal colitis. Furthermore, transient elevations in liver enzymes and various hematologic changes, such as eosinophilia, leukopenia, and thrombocytopenia, have been noted.

Safety Considerations and Restrictions

Ultraxime is contraindicated in individuals with a known allergy or severe hypersensitivity to cefixime or any other cephalosporin antibiotics. Caution is required in patients with a history of penicillin allergy due to the potential for cross-hypersensitivity.

Dose adjustment is required for patients with significant renal impairment (kidney dysfunction) to reduce the risk of drug accumulation and potential toxicity, including neurotoxicity in rare cases. Monitoring for signs of superinfection with non-susceptible organisms should occur during treatment.

Overdose and Emergency Response

Overdose and When to Seek Help

Ultraxime (Cefixime) overdosage requires immediate medical attention and is managed primarily with supportive care, as no specific antidote exists for this medication. The most serious clinical manifestation documented for the cephalosporin class in cases of overdosage is the potential for seizures (convulsions), which are severe neurological events.


Official Regulatory Statements

Classification Description
Documented Manifestation Seizures and gastrointestinal adverse effects (similar to therapeutic doses).
Special Consideration Patients with renal impairment face an officially documented increased risk of seizures if the dosage is not reduced.
Emergency Treatment Basis Treatment is symptomatic and supportive. Gastric lavage may be indicated, and anticonvulsant therapy can be administered if seizures occur.
Dialysis Efficacy Cefixime is officially stated to not be removed in significant quantities by hemodialysis or peritoneal dialysis.

If an overdose is suspected, official guidance mandates patients seek emergency medical attention immediately and call the Poison Help line. These immediate actions are required to manage potential severe symptoms, as the drug's overexposure cannot be reversed by a pharmacological agent or significantly reduced by mechanical dialysis procedures.

Therapeutic Uses of Ultraxime

Ultraxime (Cefixime) is an antibiotic therapy commonly used to help with susceptible bacteria, which contributes to symptomatic relief across several key infectious domains. Its use is directed toward addressing infections that may be caused by susceptible bacteria, including common infections of the middle ear (Otitis Media), tonsillitis, pharyngitis, acute exacerbations of chronic bronchitis, and uncomplicated urinary tract infections (UTIs).

This medication is applied in addressing symptoms that cluster into patterns requiring supportive management, such as the pain, discomfort, and inflammation associated with these acute conditions. It is relevant in contexts involving heightened systemic burden, providing assistance during phases when symptoms become more noticeable. This supportive role assists patients during difficult episodes by easing distress and contributing to day-to-day comfort.


Quick Fact: Supportive Management for Acute Symptom Manifestations

Symptom Domain Focus of Relief
Urinary Tract Painful or urgent urination (Dysuria)
Respiratory Tract Persistent cough and throat discomfort
Aural System Intense ear pain and inflammation
Systemic Accompanying fever and malaise

Ultraxime is commonly used to help with conditions characterized by periods of heightened symptoms, specifically providing symptomatic relief that helps patients cope more steadily with symptom fluctuations. This supportive role assists with maintaining functional stability and contributes to comfort during periods of acute infection.

Eligibility and Restrictions for Use

Eligibility and Contraindications

Official regulatory documentation defines specific populations who must not use Ultraxime, as well as groups who require special consideration.

Population Status Eligibility Rule (Official Labeling)
Contraindicated Patients with a known history of hypersensitivity (severe allergy) to Ultraxime (cefixime) or to other cephalosporin class antibiotics.
Eligible Population Adults and pediatric patients aged six months and older are allowed to use the medicine.
Use Not Established Infants aged less than six months; efficacy and safety have not been definitively established in this age group.
Requires Adjustment Patients with significantly impaired renal function (creatinine clearance <60 mL/min) require dosage adjustment.
Pregnancy Status Use is permitted only if clearly needed by the prescribing healthcare provider.
Lactation Status Consideration should be given to temporarily discontinuing nursing during treatment.

Ultraxime is a prescription-only medication, meaning use is restricted to individuals who have received a valid authorization from a licensed healthcare professional. Patients with Phenylketonuria (PKU) should note that certain oral formulations may contain phenylalanine.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Ultraxime, which contains the active ingredient cefixime, may interact with certain other medicinal products, requiring awareness and close monitoring by a healthcare professional.

Key Documented Interactions

Interacting Product Category Specific Medicine Examples Documented Regulatory Finding
Anticoagulants (Blood Thinners) Warfarin and related derivatives Co-administration has been associated with an increased prothrombin time, which may or may not be accompanied by clinical bleeding. Patients taking an anticoagulant must have their coagulation parameters, such as the INR, monitored closely.
Anticonvulsants Carbamazepine Elevated carbamazepine levels in the bloodstream have been reported in postmarketing experience when this medicine is taken at the same time as Ultraxime.

General Interaction Context

As with all antibiotics, this medicine may decrease the effectiveness of hormonal contraceptives (birth control pills). An alternate or additional, non-hormonal method of birth control may be advised during and after treatment with Ultraxime. It is essential to inform a healthcare provider of all prescription and non-prescription medicines, supplements, and herbal products being used before starting Ultraxime.

Mechanism of Action

Ultraxime (Cefixime) is a bactericidal antibiotic that functions by initiating a cascade of events leading to the physical destruction of susceptible bacterial cells. The action is specific to bacterial components, such as Penicillin-Binding Proteins (PBPs), which lack functional equivalents in host cells. The drug's core mechanism is the irreversible inhibition of PBPs, which are bacterial transpeptidase enzymes essential for constructing the peptidoglycan cell wall.

By binding covalently to the active site of these enzymes, Cefixime halts the final cross-linking step in the bacterial cell wall synthesis pathway. This failure to properly assemble the rigid outer layer leads directly to the cellular consequence of osmotic lysis. Because the structurally weakened cell wall cannot withstand the high internal fluid pressure naturally present inside the bacterium, the cell membrane ruptures. This direct, time-dependent destruction and lysis of susceptible bacteria reduces the population density of the pathogen.

Dosage and Administration Information

Administration and Dosage Principles

Ultraxime (Cefixime) is an antibiotic prescribed exclusively for oral administration, available in multiple forms including tablets, capsules, and a powder for oral suspension. The medication can be taken with or without food, as its systemic absorption is not significantly affected by meal consumption.

The standard adult dosing regimen is typically 400 mg per day, which represents the maximum recommended dose for typical use. This daily amount may be administered either as a single dose or divided into two equal doses (e.g., 200 mg every 12 hours), depending on the specific pattern established by the prescriber. Treatment duration is a fixed course, generally ranging from 7 to 14 days to ensure the full completion of therapy.

Procedural and Population Rules

For pediatric patients, the dose must be calculated based on body weight, commonly 8 mg/kg per day. A mandatory dose adjustment or reduction is required for adults with renal impairment, specifically when kidney function falls below a defined threshold (e.g., creatinine clearance less than 60 mL/min). If the liquid oral suspension is used, the bottle must be shaken vigorously before each dose, and the measured amount must be precisely withdrawn using a calibrated device. Should a dose be missed, it should be taken as soon as it is remembered, unless the next scheduled dose is imminent, in which case the missed dose is skipped.

Recent Clinical Evidence

Research evidence / Overview of Studies for Ultraxime

The clinical understanding of Ultraxime is based on official research evidence, including randomized controlled trials (RCTs), comparative studies, and ongoing surveillance data. This research has primarily examined how the medicine was studied for its approved uses and what patterns were observed in specific patient populations. The evidence helps show what has been observed so far in groups of patients under controlled conditions.


Evidence for Use in Uncomplicated Urinary Tract Infections (UTIs)

Research on Ultraxime for uncomplicated UTIs was studied for adults and children in controlled clinical studies. These studies were evaluated in populations with acute UTIs, which are conditions characterized by fluctuating or episodic manifestations. The research examined how symptoms related to irritation and the presence of bacteria in the urine were measured after the treatment course. The main outcomes measured were microbiologic cure (a measured outcome reflecting the absence of the target bacteria) and clinical outcomes related to physical discomfort.

Studies reported measurements of microbiologic eradication and observed patterns in patient-reported outcomes describing perceived discomfort. However, many of the original clinical trials were conducted many years ago. What remains uncertain is how the drug performs in studies against contemporary antibiotic resistance, which is tracked by official surveillance programs. Therefore, limited large-scale, recent comparative evidence is lacking to fully re-validate its activity against current first-line agents in all regions.


Evidence for Use in Acute Aural and Throat Infections (Otitis Media, Pharyngitis, and Tonsillitis)

For acute aural (middle ear) and throat infections, randomized, comparative clinical trials formed the main evidence base. Research was conducted during periods of increased symptom activity in pediatric patients (children 6 months and older) and adults. The primary focus was studied for the elimination of the specific bacteria causing the infection and the measured outcomes related to systemic or functional imbalance.

Research highlights changes measured during the study period, with findings suggesting that Ultraxime groups reported measured outcomes that were consistent with patterns observed in the comparator groups (standard antibiotics). Data remain insufficient for very young infants (under six months). Also, follow-up durations were limited in many of the initial trials, meaning that long-term effects are not fully established beyond the immediate post-treatment period.


What is Still Uncertain About Ultraxime Research

The research landscape highlights several areas where certainty remains low or where more research is ongoing. A key limitation is the historical nature of many core studies, meaning that follow-up durations were limited for modern clinical review. The primary uncertainty stems from emerging bacterial resistance. While initial studies reported expected measured outcomes, surveillance data show patterns related to shifting resistance levels in key pathogens. Research does not determine whether an individual will respond similarly, and results apply only to the populations studied.

Frequently Asked Questions (FAQ)

Common questions about Ultraxime (FAQ)


Q: Are there any specific foods or drinks that should be avoided while using Ultraxime?

According to the official product information, Ultraxime can be taken with or without food.

Regulatory documents state that its systemic absorption, meaning the amount of the drug that gets into your body, is not significantly affected by whether or not you eat a meal.


Q: Does Ultraxime affect the results of any common medical tests?

Yes, official documents describe that Ultraxime can affect the results of certain laboratory tests.

For example, it may cause a false-positive result for ketones or glucose in urine tests, meaning the test results may wrongly suggest a substance is present. The medication has also been associated with a false-positive direct Coombs test, a finding that has been reported in official documents.


Q: What is the difference between the immediate-release and extended-release versions of Ultraxime?

The official product information for Ultraxime lists several available formulations, such as tablets, capsules, and oral suspension.

Regulatory bodies note that these different forms are absorbed differently by the body. Because of this difference in absorption, these formulations are generally not interchangeable or substituted for one another without the prescriber's authorization.


Q: How long does Ultraxime typically stay in your system?

Ultraxime has an elimination half-life of approximately 3 to 4 hours, which is a measure of how quickly the medicine leaves the bloodstream.

Regulatory clinical pharmacology indicates that about half of the absorbed dose is excreted unchanged in the urine within 24 hours.


Q: What happens if I stop using Ultraxime suddenly?

Patient counseling information emphasizes the importance of using Ultraxime for the full treatment course prescribed.

Official guidance states that stopping the medicine before the full treatment time is completed may be associated with an increased risk that the infection is not fully resolved, and may lead to the remaining bacteria developing resistance.


Q: Does Ultraxime require any special monitoring or regular blood tests?

For certain patients, specific monitoring may be recommended by a healthcare provider.

Official documents note that patients also taking blood thinners may need monitoring of their coagulation parameters. In general, close monitoring for the signs of serious conditions like hemolytic anemia may be necessary for some patients.


Q: Is there a maximum time frame for using Ultraxime according to official labeling?

Official prescribing information defines a fixed duration for Ultraxime treatment based on the type of infection being addressed.

Treatment generally ranges from 7 to 14 days total. For certain infections caused by Streptococcus pyogenes, a minimum of 10 days of therapy is described as a mandatory component of the treatment course for that specific bacteria.


Q: Can Ultraxime be crushed or split if the tablet is too large?

The Ultraxime tablet formulation may be split or cut in half.

Regulatory patient information also notes that the tablet may be crushed or dispersed in liquid for administration. The capsule form, however, should be swallowed whole as prescribed.


Q: Do I need a prescription from my doctor to get Ultraxime?

Yes, Ultraxime, containing the active ingredient Cefixime, is officially designated by regulatory bodies as a prescription-only medicine.

Its use is restricted to individuals who have received a valid authorization from a licensed healthcare professional.


Q: Is Ultraxime available in a generic version?

Yes, a generic version of the active ingredient, Cefixime, is available.

Official drug information confirms that this generic is available in several forms, including capsules and the oral suspension.


Q: How quickly should someone expect Ultraxime to start working?

Patient information accompanying the medicine indicates that an individual should generally begin to feel better within the first few days of treatment.

This description is based on patterns observed in patient populations studied and is not a promise of individual outcome.


Q: What happens if I accidentally miss a dose of Ultraxime?

Patient counseling instructions state that if a dose is missed, it should be taken as soon as it is remembered.

However, if the time is very near to the next scheduled dose, the missed dose should be skipped, and the normal schedule should then be resumed.


Q: Are there any long-term effects associated with using Ultraxime?

Official regulatory-reviewed research indicates that many of the initial studies on Ultraxime had limited follow-up durations.

Because of this, the official documents state that long-term effects are not fully established beyond the period immediately following the end of treatment.


Q: Is Ultraxime considered a scheduled or controlled substance?

No, Ultraxime (Cefixime) is not classified as a controlled substance by regulatory bodies.

It does not fall under the scheduling categories designated for medicines with a potential for abuse or dependence.


Q: Can Ultraxime be used during pregnancy or while breastfeeding?

Official regulatory information addresses use in these populations. For pregnancy, use is described as permitted only if clearly needed.

When breastfeeding, the medicine is known to be excreted into human milk, and documents indicate that temporary discontinuation of nursing may be considered during the course of treatment.


Q: Why do official documents sometimes use a different name for Ultraxime?

Official regulatory documents frequently use both the brand name (Ultraxime) and the chemical name of the active ingredient (Cefixime).

Cefixime is the recognized, global name for the active medicine, while Ultraxime is the commercial name given by the manufacturer.


Q: Is Ultraxime used to treat mental health conditions?

Ultraxime is classified as a cephalosporin antibiotic and is indicated only for the treatment of specific bacterial infections.

It is not listed as an approved medication for the treatment of mental health conditions.


Q: Does Ultraxime affect a person's ability to drive or operate machinery?

Due to the potential for rare side effects such as dizziness, sleepiness (somnolence), or, rarely, nervous system effects, official documents describe the need for caution.

Operating complex machinery should be avoided until an individual can reasonably assess that their ability is not impaired.


Q: Is Ultraxime known to cause any weight changes?

Official regulatory documents that list common and serious side effects do not list weight change as a known adverse reaction associated with Ultraxime.

This means that weight change is not an established finding in the safety profile reviewed by regulatory bodies.


Q: What is the purpose of the 'Black Box Warning' (if any) mentioned for Ultraxime?

Official regulatory documents for the active ingredient, Cefixime, do not contain a Black Box Warning.

This type of warning is reserved for serious risks that are deemed necessary to highlight prominently in the prescribing information.


Q: Can Ultraxime cause changes in mood or behavior?

Postmarketing reports, which track observed patterns after the drug is released, have described rare instances of temporary changes in the nervous system.

These documented effects may include confusion, other mental/mood changes, or psychomotor hyperactivity.


Q: What are the most important things to mention to my healthcare provider about Ultraxime?

Regulatory patient counseling mandates the disclosure of all existing medical conditions and all prescription, non-prescription, and herbal medicines currently being used.

This includes providing a history of all known allergies (especially to penicillin or cephalosporin drugs) and kidney issues.


Q: Is Ultraxime affected by hot or cold weather?

Official storage instructions require that the liquid oral suspension must be protected from freezing.

The dry forms, such as the tablets and powder for suspension, should be stored at Controlled Room Temperature and protected from excessive moisture or humidity.


Q: Is Ultraxime considered a new or established treatment option?

Ultraxime is considered an established treatment option in the cephalosporin class of antibiotics.

Regulatory review documents note that the core clinical trials that defined its use are largely historical in nature.


Q: Does Ultraxime come with a Medication Guide or Patient Information leaflet?

Yes, the official packaging typically includes a Patient Information leaflet or similar document.

The regulatory label itself is required to contain a section for Patient Counseling Information that provides guidance on important safety topics.

How should Ultraxime be stored and disposed of?

How to Store and Dispose of Ultraxime?

The official storage and disposal requirements for Ultraxime are defined to maintain its stability and ensure safety.

Storage Requirements

The dry product (tablets or granules for suspension) must be stored in its original, tightly closed container at Controlled Room Temperature (e.g., 20 C to 25 C or 68 F to 77 F) and protected from moisture and humidity. Once reconstituted, the oral suspension is typically stable for 10 to 14 days, depending on the specific label, but it is mandatory to protect it from freezing. All forms of the medicine must be stored strictly out of the reach of children.

Disposal Rules

To prevent accidental exposure or environmental contamination, unused, expired, or unwanted Ultraxime must be disposed of through an authorized drug take-back location or according to local pharmaceutical waste guidelines. It should not be flushed down a toilet or sink unless specific regulatory instructions indicate otherwise.

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

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