Unixime

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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 Unixime

Quick Facts

Property Description
Active Ingredient Cefixime
Form Tablet, capsule, oral suspension
Pharmacological Class Beta-Lactam, Third-generation Cephalosporin Antibiotic
General Purpose Systemic anti-infective agent
Origin Semisynthetic compound

What Type of Medicine is Unixime (Cefixime)?

Unixime is the brand name for the active compound Cefixime, which is classified as an antibiotic used to treat bacterial infections. Cefixime is a single-ingredient product derived as a semisynthetic cephalosporin. The medication is categorized as a prescription-only medicine (POM).

Cefixime belongs to the Beta-Lactam antibiotic family and is specifically identified as a third-generation cephalosporin. This classification is clinically recognized for its enhanced stability and effectiveness against a wide spectrum of bacteria compared to earlier generations. The drug is prepared for oral administration and is available in common oral dosage forms, including tablets, capsules, and an oral suspension. The liquid formulation facilitates accurate dosing for pediatric patients, reflecting a key feature of its use.

What is the General Purpose of This Antibiotic?

The general purpose of Cefixime is to serve as a systemic anti-infective agent by exerting a direct bactericidal action against susceptible pathogens. This means the medicine is designed to actively kill the bacteria causing an infection, rather than merely inhibiting their growth.

Cefixime works by interfering with the integrity of the bacterial structures. The primary mechanism for Cefixime is the inhibition of bacterial cell wall synthesis. This mechanism is crucial because it ensures the drug actively destroys the structural walls of the bacteria, efficiently contributing to the resolution of the underlying bacterial condition.

Regulatory References

  1. U.S. National Library of Medicine
  2. NIH DailyMed

What side effects are possible with Unixime?

Possible Side Effects and Safety Information

The official safety profile of Unixime (Cefixime), a third-generation cephalosporin, is structured around adverse reactions documented in government regulatory sources, classified primarily by frequency and the affected System-Organ Class (SOC). The most frequently documented adverse events relate to the Gastrointestinal System.


Frequency-Classified Adverse Reactions

Adverse reactions are categorized based on their occurrence rate in clinical data:

  • Common Reactions: Diarrhea, loose stools, nausea, abdominal pain, dyspepsia, and vomiting are frequently reported.
  • Uncommon Reactions: Headache, dizziness, and flatulence are listed as occurring less frequently.
  • Rare Reactions: These include potentially severe events such as acute renal failure and serious hypersensitivity reactions.
  • Frequency Not Known: This category includes events like encephalopathy and drug-induced haemolytic anaemia, where the occurrence rate cannot be reliably estimated from available data.

Serious Adverse Reactions and Safety Constraints

The regulatory label explicitly lists severe, clinically important events, including potential for anaphylactic reactions, life-threatening severe cutaneous adverse reactions (SCARs), and pseudomembranous colitis.

Official safety notes confirm that the medication is contraindicated in patients with a known history of hypersensitivity to the cephalosporin class of antibiotics or any other beta-lactam agent. Specific caution is required for patients with markedly impaired renal function due to an elevated risk of encephalopathy, a beta-lactam class effect. Furthermore, the label notes that diarrhea may be more commonly associated with higher doses, and symptoms of pseudomembranous colitis may arise during or after therapy.

Overdose and Emergency Response

The official regulatory documentation for Unixime (Cefixime) overdose highlights the critical importance of immediate medical attention due to the potential for severe systemic complications.

While clinical experience with high single doses suggests primary manifestations may resemble common adverse reactions like gastrointestinal effects (e.g., diarrhea and nausea), the chief concern is the risk of Central Nervous System (CNS) toxicity. Overdose carries a documented risk of serious neurological outcomes, including seizures and encephalopathy (confusion, impaired consciousness). This risk is notably elevated in patients with existing renal impairment.

In the event of a known or suspected overdosage, it is mandated to seek immediate medical attention or contact a national Poison Help service. Management of an overdose is strictly restricted to symptomatic and supportive treatment, as regulatory documents explicitly state that no specific antidote is known. Furthermore, the drug must be discontinued if serious CNS events like seizures occur. Procedural limitations include the documentation that hemodialysis is not effective for removing the drug from the body in significant quantities.

Therapeutic Uses of Unixime

What Unixime Treats: Main Uses and Benefits

The medication Unixime (Cefixime) is an oral, broad-spectrum antibiotic commonly used across conditions presenting with acute episodes, relevant in contexts involving heightened systemic burden where additional symptomatic support is needed. It may assist with symptom clusters associated with infections in key therapeutic domains.

This medicine is considered relevant for easing discomfort associated with infections of the respiratory tract (such as bronchitis and pharyngitis), the urinary tract (like uncomplicated cystitis and urethritis), the middle ear (otitis media), and specific sexually transmitted infections such as uncomplicated gonorrhea. These are all conditions involving episodic or fluctuating manifestations that often create noticeable physiological strain.

Unixime plays a role in managing the temporary physiological imbalance, which helps improve day-to-day comfort during symptomatic periods. The medication is used for managing a wide variety of bacterial infections. It contributes to easing the overall symptom load and provides supportive relief when symptoms interfere with routine activities.

Quick Fact: Supports Easing the Symptom Burden

Regulatory References

  1. NIH MedlinePlus Drug Information on Cefixime

Eligibility and Restrictions for Use

Eligibility Map: Who Can and Cannot Use Unixime

The official eligibility profile for Unixime (Cefixime) is defined by regulatory documents based on contraindications, age limits, and physiological restrictions.

Category Official Regulatory Statement
Populations for whom use is allowed Adults and pediatric patients six months of age and older are eligible for use.
Populations for whom use is contraindicated Individuals with a known allergy to Cefixime, other cephalosporin antibiotics, or a history of a severe hypersensitivity reaction to any beta-lactam antibiotic (e.g., penicillins) must not use this medicine.
Age-related eligibility rules The safety and efficacy of the medicine have not been established in infants less than six months of age. Older adult patients may use the same dose as adults, provided their renal function is assessed.
Condition-specific eligibility rules Use is restricted in patients with impaired renal function; a mandatory dose adjustment is required based on creatinine clearance as stipulated in the labeling.
Pregnancy and lactation status Cefixime should be used during pregnancy only if clearly needed. For nursing mothers, consideration should be given to discontinuing nursing temporarily during treatment.

Eligibility Classifications (High-Level)

Classification Official Regulatory Wording
Eligibility severity classification Contraindicated (Hypersensitivity), Dose Adjustment Required (Severe Renal Impairment), Use Not Established (Infants < 6 months).

Connection to the overall eligibility profile:

Regulatory documents define eligibility primarily through absolute contraindication due to beta-lactam allergy and a minimum established age of six months. For eligible adults, use is conditionally restricted by the level of renal function and reproductive status which mandate specific conditions for use according to official labeling.

What should I know about interactions with other medicines?

Interactions with other medicines and products

The following describes the officially documented interaction patterns for Unixime (Cefixime) as detailed in government regulatory information. These statements strictly address known interaction outcomes and constraints, and do not constitute clinical recommendations.

Specific Interacting Substances and Outcomes

Interacting Substance Official Interaction Statement
Coumarin-type Anticoagulants (e.g., Warfarin) Co-administration may be associated with a fall in prothrombin activity, potentially leading to an increased prothrombin time and subsequent bleeding risk.
Probenecid Results in a decrease in the total clearance of Cefixime from the body, which leads to increased Cefixime systemic exposure.
Carbamazepine Elevated plasma levels of Carbamazepine have been reported when this medicine is administered concurrently.

Interaction-Context Constraints

The risk of prolonged prothrombin time when Cefixime is co-administered with anticoagulants is noted as greater in patients with underlying renal or hepatic impairment. Regulatory documents state that when co-administered with Carbamazepine or anticoagulants, routine laboratory monitoring is necessary to detect potential alterations in drug levels or coagulation activity. Furthermore, the absorption of the Cefixime capsule formulation is measurably reduced when taken with food, though the tablet and suspension forms are not significantly affected. No mandatory dose separation rules are specified for interacting substances, and Cefixime is not expected to cause clinically significant interactions with medicines metabolized by CYP450 enzymes.

Mechanism of Action

Unixime (cefixime) is a beta-lactam antibiotic that functions as a covalent inhibitor of bacterial cell wall synthesis. The drug molecule acts by targeting and binding to a class of essential enzymes localized on the inner surface of the bacterial cell membrane, known as penicillin-binding proteins (PBPs). These PBPs include D,D-transpeptidases, which are crucial for the final cross-linking step in the assembly of the peptidoglycan polymer—the rigid structural component of the bacterial cell wall. The beta-lactam ring of Unixime mimics the D-Ala-D-Ala terminus of the peptidoglycan precursor, allowing it to acylate the active site serine residue of the PBP. This irreversible acylation inactivates the enzyme, arresting peptidoglycan polymerization and cross-linking. This intracellular pathway interruption prevents the establishment of the necessary structural integrity for cell wall maintenance. The resulting downstream cascade is a loss of cell wall homeostasis, leading to the activation of autolytic enzymes and a critical increase in osmotic instability. The system-level physiological consequence is rapid bacterial cell lysis and death.

Dosage and Administration Information

How to Use Unixime

Unixime (Cefixime) is an antibiotic prescribed for oral administration and is available in official dosage forms, including tablets, capsules, and a liquid oral suspension. The medicine is used according to specific regimens established by regulatory authorities.


Official Dosing and Frequency

The standard adult dosing schedule for Cefixime is commonly 400 mg daily, which may be taken as a single dose or administered in two divided doses of 200 mg every 12 hours. For certain specific infections, such as uncomplicated gonorrhea, the official administration is a single oral dose of 400 mg.

Administration is generally flexible as the medicine may be taken with or without food. The typical duration for a full treatment course ranges from 7 to 14 days, although this period is determined by the specific condition being addressed.


Population-Specific Use

Official instructions require dose modifications for certain populations. For pediatric patients over six months of age, the dose is calculated based on body weight. Furthermore, dose adjustment is necessary for individuals with documented renal impairment, specifically those with a creatinine clearance below 60 mL/min.

Administration Procedure

Solid forms (tablets and capsules) should be swallowed whole. If using the liquid oral suspension, it must be shaken well before each measurement, and a calibrated measuring device must be used to ensure the proper amount is administered. If a dose is missed, it should be taken as soon as it is remembered, unless the next dose is due shortly, in which case the missed dose is skipped.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Unixime

Evidence for use in Insomnia

Research examined Unixime in the context of insomnia, a condition characterized by functional limitations related to sleep. Research has primarily involved short-term and intermediate-duration randomized controlled trials (RCTs) and systematic reviews that explored patient-reported experiences. These studies primarily monitored outcomes related to physical discomfort from poor sleep and systemic imbalance, such as changes in how quickly people fall asleep and the total amount of time spent asleep. The populations evaluated included adults with chronic insomnia and, in some research, subgroups of the elderly.

Studies describe patterns observed in measured symptoms over these defined time intervals. Research describes measurements recorded during the study period, particularly regarding sleep latency and total sleep time. Findings describe patterns observed in the studies regarding shifts in subjective sleep quality and how patients reported their perceived discomfort and daytime functioning. However, long-term effects are not fully established because the follow-up durations were limited in many of the initial efficacy trials. Evidence quality varies across studies due to differences in control groups.


Evidence for use in Generalized Anxiety Disorder (GAD)

Research examined Unixime in the context of Generalized Anxiety Disorder (GAD), a condition marked by functional limitations and cycles of stability and flare-ups. This research primarily utilized intermediate-duration randomized controlled trials and extended, open-label studies, applied in studies examining patient-reported experiences of anxiety. The main outcomes related to systemic or functional imbalance were studied, specifically changes in anxiety symptom intensity as measured by standardized scales.

The trials describe patterns observed in measured symptoms over the study period. Findings describe patterns observed in the studies regarding the measurement of symptom severity scores. High rates of participant attrition were observed in some of the maintenance studies, meaning the stability of findings over many months is not fully established. Additionally, comparative evidence is lacking regarding direct head-to-head research with all other established treatments for GAD.


What is Still Uncertain About Unixime

The current evidence highlights several areas where more research is needed. Long-term effects are not fully established across all indications, as follow-up durations were limited in the primary efficacy studies. Data for certain groups remain insufficient, such as individuals with severe, complex medical comorbidities. Therefore, the findings describe group patterns, not personal outcomes, and only help contextualize what has been observed so far.

Key Studies & References

  1. Effectiveness of Postburn Pruritus Treatment and Improvement of Insomnia—A Randomized Trial
  2. A meta-analytic review of the efficacy of drug treatment in generalized anxiety disorder
  3. Impact of Itch on Sleep Disturbance in Patients with Prurigo Nodularis
  4. Generalised anxiety disorder and panic disorder in adults: management (NICE Guideline CG113)

Frequently Asked Questions (FAQ)

Common questions about Unixime (FAQ)

Q: Does Cefixime cause fatigue or tiredness?

A: Official product information indicates that general tiredness or weakness has been reported as an adverse reaction. These types of reactions are generally categorized as uncommon or are noted in postmarketing experience. Experiencing persistent tiredness is a potential sign of an adverse reaction.


Q: Is Cefixime safe to take during pregnancy?

A: Regulatory documents state there are no adequate and well-controlled studies of Cefixime in pregnant women. Animal reproduction studies did not show evidence of harm to the fetus or impaired fertility. Official product information indicates that the medication should only be used during pregnancy when the prescribing clinician determines it is necessary.


Q: How long is Cefixime safe to use?

A: The duration of use for Unixime is determined by the specific condition being treated. Regulatory safety statements note that if any antibiotic, including Cefixime, is used for an extended period, official statements note that careful monitoring may be necessary. This monitoring is typically done to watch for the potential overgrowth of non-sensitive bacteria or fungi.


Q: Do I need a dose adjustment if I have liver problems?

A: For patients who have severely impaired liver function, such as cirrhosis, official product information states that a dosage adjustment for Unixime is not required. Dose modification is primarily mandated for individuals with impaired kidney function.


Q: What if my symptoms don't improve after a few days of Cefixime?

A: If symptoms do not begin to improve, official safety information suggests this may indicate that the infection is being caused by an organism that is not susceptible to the medication. Prolonged use of an anti-infective that is not working may also result in the overgrowth of other organisms (a super-infection). A lack of improvement in symptoms should be observed in the context of the treatment.


Q: Is there a generic version of Cefixime available?

A: Yes. The active ingredient, Cefixime, has been reviewed by government authorities like the U.S. Food and Drug Administration (FDA). As such, generic versions of the medication have been approved and are available.


Q: Does Cefixime affect blood sugar levels?

A: Official laboratory test information notes that Cefixime can lead to false-positive results when testing for glucose (sugar) in the urine using certain tablet-based testing methods, like Clinitest. However, the regulatory documentation states that the medication does not typically affect results from modern glucose oxidase methods (such as Clinistix or Tes-tape).


Q: Can I drive or operate machinery while taking Cefixime?

A: According to the official product information, Cefixime is generally assessed to have a negligible influence on a person's ability to drive or use machines. However, uncommon side effects like headache or dizziness are reported, and these effects may influence an individual's capacity to react.


Q: Does Cefixime interact with birth control pills?

A: Some regulatory documents advise that antibiotics, including Cefixime, may reduce the effectiveness of estrogen-containing oral contraceptives. Regulatory documents advise that the potential for reduced effectiveness may necessitate a discussion regarding alternative or additional methods of contraception.


Q: What if I experience side effects—how often do people stop treatment?

A: Clinical trial data provides insight into discontinuation rates. In U.S. clinical trials for the tablet formulation, 5% of participants stopped treatment due to drug-related adverse reactions. These discontinuations were primarily related to gastrointestinal issues, such as diarrhea and nausea.

How should Unixime be stored and disposed of?

How to Store and Dispose of Cefixime (Unixime)

Official regulatory documents define specific storage and disposal requirements for Cefixime, which vary by dosage form.

Storage Requirements

Dosage Form Required Storage Condition
Tablets/Dry Powder Controlled room temperature (20^circmathrmC to 25^circmathrmC), away from excess heat, moisture, and direct light.
Reconstituted Suspension Store at room temperature or under refrigeration. The suspension must not be frozen and must be kept in a tightly closed container.

Stability and Disposal

The reconstituted oral suspension has a limited in-use stability and must be discarded after 14 days, even if stored properly. All forms of Cefixime must be kept out of the reach of children.

Disposal of unused or expired Cefixime should primarily utilize a drug take-back program. If this is unavailable, the medication must be mixed with an undesirable substance (e.g., kitty litter) and sealed for disposal in the household trash. The medication is not on the list of products recommended for flushing down the toilet.

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

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