Cetraxal Plus

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Cetraxal Plus

Method of action: Anti-Inflammatory

Treatment option:

Medically reviewed

Marina Burgos

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 Cetraxal Plus

Property Description
Active ingredient Ciprofloxacin, Fluocinonide
Form Otic solution (Ear drops)
Pharmacological class Combined anti-infective and corticosteroid
General purpose Management of bacterial ear infections and associated inflammation
Origin Synthetic

What Type of Medicine is Cetraxal Plus?

Cetraxal Plus is a prescription-only, fixed-dose combination drug delivered as an otic solution, which is specifically designed for targeted topical administration into the ear canal. It is an Otological corticosteroid and anti-infective combination, identified by the Anatomical Therapeutic Chemical (ATC) classification S02CA05. This formulation is used in managing conditions like acute otitis externa (commonly known as swimmer's ear) when bacterial infection and significant inflammation are both present.

This medication is a dual-action therapeutic preparation, combining an antibiotic to eliminate pathogens and a potent corticosteroid. Its general purpose is the concurrent management of otic conditions where a bacterial infection is accompanied by local swelling and discomfort. Ciprofloxacin belongs to the fluoroquinolone class, which possesses a broad spectrum of activity against many bacteria responsible for external ear infections. This ensures the antibiotic component acts against the common organisms found in these ear conditions.

What Makes Up Cetraxal Plus?

Cetraxal Plus's effectiveness stems from its two distinct synthetic active ingredients: Ciprofloxacin and Fluocinonide. Ciprofloxacin, a fluoroquinolone antibiotic, achieves its bactericidal action by inhibiting bacterial DNA replication enzymes. The second component, Fluocinonide, is a potent synthetic glucocorticoid (corticosteroid) which works as an anti-inflammatory agent by suppressing the body's local immune response and reducing the swelling and associated irritation within the ear. The design of the topical solution ensures that these two agents are delivered directly to the problem site, allowing for localized therapeutic concentrations with minimal systemic absorption.

Regulatory References

  1. Fluocinonide Drug Information (NIH/DailyMed)

What side effects are possible with Cetraxal Plus?

Possible Side Effects and Safety Information

The safety profile of Cetraxal Plus is documented through the classification of adverse reactions based on frequency and affected body system, as established in official regulatory documents. This otic solution is associated primarily with local adverse reactions at the site of application.

Adverse reactions are formally grouped according to their System-Organ Class (SOC) and documented frequency:


Frequency Classification System-Organ Class Documented Adverse Reaction
Common (1% to 10%) Ear and Labyrinth Disorders Ear discomfort, Ear pain, Pruritus (itching)
Uncommon (0.1% to 1%) Nervous System Disorders Headache, Dizziness
Uncommon (0.1% to 1%) Ear and Labyrinth Disorders Tinnitus, Hypoacusis
Uncommon (0.1% to 1%) Infections and Infestations Fungal superinfection
Uncommon (0.1% to 1%) Immune System Disorders Local allergic reactions
Uncommon (0.1% to 1%) General Disorders Application site irritation, Paraesthesia

Safety Considerations

The official labeling notes several high-level safety constraints. The medication is not indicated for ear infections caused by viruses or fungi. Use of the antibiotic component (Ciprofloxacin) carries a risk of fungal superinfection or overgrowth of other non-susceptible organisms.

Due to the corticosteroid component (Fluocinonide), there is a documented potential for reversible Hypothalamic-Pituitary-Adrenal (HPA) axis suppression with prolonged use, which is a greater concern in the pediatric population. The safety profile emphasizes that reactions tend to be localized, but the possibility of systemic absorption must be considered with extended administration.

Overdose and Emergency Response

Overdose and when to seek help

Overdose Profile and Manifestations

Acute overdose of Cetraxal Plus otic solution is not expected to be dangerous due to the low systemic absorption of the topical formulation. Regulatory documentation indicates that acute overdosage is very unlikely to occur because the solution yields negligible plasma levels of the active ingredients, limiting the potential for acute systemic effects. Consequently, the symptoms of acute overdose are unknown according to regulatory patient information.

However, a specific long-term risk is documented regarding the corticosteroid component. The potential for chronic exposure, associated with prolonged chronic overdosage or misuse, may lead to the manifestation of features of hypercortisolism.

Immediate Actions and When to Seek Urgent Help

Urgent medical assistance is mandated if the ear drops are accidentally swallowed (ingested). This constitutes the primary and most critical event requiring emergency action documented in regulatory labeling.

In the event of accidental ingestion, official instructions direct users to seek emergency medical attention immediately. You should call the Poison Help line or contact a doctor or pharmacist and go to the nearest hospital. This guidance applies broadly, including instances of accidental ingestion by children. The official prescribing information does not specify a known antidote, meaning management is generally symptomatic and supportive.

Therapeutic Uses of Cetraxal Plus

What Cetraxal Plus Treats: Main Uses and Benefits

Cetraxal Plus is a combination product relevant for easing discomfort and is applied to offer therapeutic support in acute, symptom-driven episodes of ear infection. It is used in situations involving certain distressing symptoms and contributes to easing the overall symptom load during acute phases.

This medication is specifically indicated for two primary infections: Acute Otitis Externa (AOE) and Acute Otitis Media in patients with tympanostomy tubes (AOMT).

Relief from Heightened Discomfort and Inflammation

This medication is applied across domains where additional symptomatic support is needed, helping to address symptom clusters that may become intense or disruptive, such as inflammation and significant ear discomfort. It supports patients during episodes of heightened discomfort and contributes to improved comfort during symptomatic periods.

Management of Acute Ear Conditions

It is commonly used across conditions presenting with acute episodes and offers symptomatic relief that helps patients cope more steadily with symptom fluctuations. It provides supportive relief when symptoms interfere with routine activities and is relevant when short-term symptomatic assistance is needed.


Quick Fact: Supportive Relief for Acute Ear Discomfort

Eligibility and Restrictions for Use

Who Can and Cannot Use Cetraxal Plus?

Eligibility to use Cetraxal Plus (Ciprofloxacin and Fluocinolone Acetonide Otic Solution) is strictly governed by population rules defined in official government regulatory documents.


Contraindications and Non-Eligibility

Cetraxal Plus is contraindicated for several patient groups. Individuals must not use this medicine if they have a known hypersensitivity to ciprofloxacin, other quinolone antibiotics, fluocinolone acetonide, or any of the product's inactive ingredients. Additionally, the medicine is prohibited for patients with certain non-bacterial infections of the external ear canal, including those caused by fungi or viruses (such as herpes simplex or varicella).

Age and Organ Function Eligibility

The medicine is eligible for use in children from 6 months of age as well as in adults and geriatric patients. However, safety and effectiveness are not established in infants under six months old. Use in patients with renal (kidney) or hepatic (liver) impairment does not require a dosage adjustment because only negligible systemic absorption occurs after application to the ear.

Use Restrictions

Pregnancy and lactation require caution; use is generally restricted to situations where the benefit outweighs the potential risk. The solution is strictly for auricular use only and must not be used in the eye or given by injection. Concomitant use with other ear preparations is not recommended.

What should I know about interactions with other medicines?

Interactions with other medicines and products

The official regulatory assessment of Cetraxal Plus determines that clinically meaningful systemic interactions with other medicines are unlikely. This conclusion is based on the negligible plasma levels of the active ingredients, ciprofloxacin and fluocinolone acetonide, observed after application directly into the ear canal. For this reason, no formal systemic drug-drug contraindications are listed in the product's official prescribing information.

Local Administration Restrictions and Timing

The use of this product concomitantly with other ear preparations is not recommended. This restriction is primarily to prevent local interference at the site of administration. If the use of more than one ear medicine is necessary, the official advice is that the preparations must be administered apart (timing separation required).

Contextual Systemic Interaction Notes

Although the otic formulation is unlikely to cause systemic effects, the label acknowledges the known interaction profile of oral ciprofloxacin. Systemic fluoroquinolones are known to be inhibitors of certain metabolic enzymes, such as CYP1A2 and CYP3A4. These systemic interactions include a potential to enhance the effects of oral anticoagulants (e.g., Warfarin) and to alter the metabolism of methylxanthine compounds (e.g., Theophylline). The regulatory documents explicitly classify these pharmacokinetic interactions as not clinically relevant for Cetraxal Plus due to the low systemic exposure.

Mechanism of Action

How Cetraxal Plus Works

Cetraxal Plus comprises two active pharmacologic agents, Ciprofloxacin and Fluocinolone Acetonide, which exert distinct biochemical and physiological effects at the application site. Ciprofloxacin, a fluoroquinolone antibacterial, functions as a Type II topoisomerase inhibitor within susceptible bacterial organisms. Specifically, it targets two essential bacterial enzymes: DNA gyrase (topoisomerase II) and topoisomerase IV. Ciprofloxacin inhibits the relaxation of supercoiled bacterial DNA by DNA gyrase and impedes the separation of replicated DNA by topoisomerase IV. This dual inhibition prevents the requisite mechanical actions for DNA replication, transcription, and repair, ultimately leading to a cessation of bacterial cell proliferation and viability.

Fluocinolone Acetonide, a synthetic corticosteroid, acts primarily through the modulation of local inflammatory cascades. Its mechanism involves passive diffusion across cellular membranes and binding to the cytosolic glucocorticoid receptor (GR). The activated receptor-ligand complex then translocates to the nucleus to modify gene transcription. A key downstream effect is the induction of lipocortins (Annexin A1), which are inhibitory proteins for phospholipase A2 (PLA2). By inhibiting PLA2, Fluocinolone Acetonide blocks the release of arachidonic acid from membrane phospholipids, thus preventing the subsequent biosynthesis of inflammatory lipid mediators, including prostaglandins and leukotrienes. This molecular cascade results in a systemic reduction of the localized cellular and vascular processes associated with inflammation.

Dosage and Administration Information

Administration of Cetraxal Plus

Cetraxal Plus is an otic solution intended for administration into the external ear canal. Proper application technique is important to ensure the medication reaches the affected area effectively.

Preparation for Use

Before using the ear drops, it is recommended to warm the bottle by holding it in the hands for several minutes. This helps to reduce the sensation of dizziness or discomfort that can occur when a cold liquid is introduced into the ear canal.

Application Procedure

  1. Positioning: The individual should lie down with the affected ear facing upward.
  2. Application: The drops are instilled into the ear canal. To facilitate the movement of the drops into the ear, the earlobe should be gently pulled outward and upward for adults, or outward and downward for children.
  3. Retention: It is necessary to maintain the side-lying position for several minutes to allow the medication to penetrate deep into the ear.
  4. Repeat: If the condition affects both ears, the process is repeated for the opposite side.

Handling and Hygiene

To maintain the sterility of the solution, the tip of the dropper should not touch the ear, fingers, or any other surfaces. Keeping the bottle tightly closed when not in use helps protect the integrity of the medication.

Recent Clinical Evidence

Recent Clinical Evidence

Research Focus: Antibacterial Activity and Anti-inflammatory Properties

Clinical and laboratory studies have investigated the components of Cetraxal Plus (ciprofloxacin and fluocinolone acetonide) to understand their combined actions in the context of ear infections. Research focused on the effectiveness of ciprofloxacin, a fluoroquinolone antibiotic, against common bacterial pathogens associated with otitis externa (OE) and chronic suppurative otitis media (CSOM).

Clinical Trials and Subject Data

Evidence for this combination was primarily examined in subjects diagnosed with acute otitis externa (AOE). Trials compared the use of the ciprofloxacin/fluocinolone combination against other treatment regimens or individual components. Key parameters evaluated included the duration of pain, the resolution of infection symptoms, and the need for additional treatments.

  • Acute Otitis Externa (AOE): Studies focused on the time to cessation of pain and clinical cure rates. Results indicated a favorable response profile in the studied cohorts.
  • Pediatric Populations: Specific research assessed the safety profile and efficacy parameters when treating AOE in children, noting similar time-to-cure metrics as observed in adults.

Safety and Tolerability Profile

Safety data reported in trials indicated that the otic solution was generally well-tolerated by study participants across different age groups. Adverse events, when reported, were typically mild and localized, with the most common being pruritus (itching) or application site discomfort. Researchers continue to monitor post-market data to confirm the long-term safety of the formulation.

Frequently Asked Questions (FAQ)

Common questions about Cetraxal Plus (FAQ)


Q: How does the combination of an antibiotic and a steroid benefit ear infection treatment?

A: Cetraxal Plus is a dual-action medicine. It combines the antibiotic ciprofloxacin, which is used to eliminate the bacteria causing the infection, with the corticosteroid fluocinolone acetonide. Official product information indicates that the steroid component is included to relieve swelling and pain associated with the localized inflammation in the ear.

Q: How quickly do patients generally start to feel relief after beginning treatment?

A: Clinical studies focused on acute otitis externa examined the time it took for patients to stop experiencing pain. The results indicated that the combination treatment showed a favorable response profile in the studied cohorts. While individual results may vary, this measurement suggests a monitored effect on discomfort during the treatment period.

Q: What signs could indicate an allergic reaction to the medicine?

A: Regulatory warnings state that the medicine is typically discontinued at the first appearance of a skin rash or any other sign of hypersensitivity. It is noted that severe allergic reactions, which can occasionally be fatal, have been reported with oral quinolone antibiotics, but the ear drop is for topical use.

Q: What does a patient look for if they suspect a new fungal or yeast infection has developed?

A: Prolonged antibiotic use can carry a risk of superinfection, which is the overgrowth of a non-susceptible organism like a fungus or yeast. If this occurs, symptoms like new ear drainage accompanied by severe itching may appear. If a superinfection is suspected, the official recommendation is for the initiation of appropriate alternative therapy.

Q: Is there any non-clinical information available on the long-term safety of using the drops?

A: Regulatory warnings exist regarding the potential effects of prolonged use beyond the standard course. The corticosteroid component carries a documented potential for reversible Hypothalamic-Pituitary-Adrenal (HPA) axis suppression, which is a greater safety consideration in children. Prolonged use can also result in superinfection.

Q: Does Cetraxal Plus contain any ingredients that could be relevant to a sensitivity or allergy (e.g., preservatives)?

A: According to the official list of excipients, Cetraxal Plus contains methyl parahydroxybenzoate and propyl parahydroxybenzoate. Regulatory documents note that the product may cause allergic reactions due to the presence of these compounds.

Q: Is there a risk if the medicine is accidentally swallowed or gets into the eye?

A: The product is strictly for auricular use only and must not be used in the eye or swallowed. Regulatory and authoritative sources indicate that the medicine may be harmful if swallowed, underscoring the importance of using it only as directed for the ear.

Q: Why do official documents specify the use of single-dose containers instead of a multi-dose bottle?

A: The single-dose containers are required for use immediately upon opening and must be discarded immediately after. This design choice is specified in official documents to ensure accurate dosing and to reduce the risk of cross-contamination of the drops.

Q: Does Cetraxal Plus have an official description for treating chronic ear infections?

A: The product is officially indicated for the treatment of acute otitis externa (AOE) and acute otitis media with tympanostomy tubes (AOMT). While research may examine its components in other contexts, regulatory documents define the primary indication as being for acute infections in eligible adults and children.

Q: What is the general difference in side effect profiles between topical and oral quinolone antibiotics?

A: Systemic side effects, such as tendon rupture, are a known risk associated with oral quinolone antibiotics. Due to the targeted application, the exposure following the otic (ear) administration is substantially lower, making clinically meaningful systemic side effects or interactions unlikely for the topical product.

Q: What is the main difference between Cetraxal Plus and single-ingredient antibiotic ear drops?

A: Cetraxal Plus is a dual-action medicine containing both the antibiotic ciprofloxacin and the anti-inflammatory corticosteroid fluocinolone acetonide. Single-ingredient drops contain only the antibiotic. The inclusion of the steroid provides concurrent management of the bacterial infection and the associated swelling and pain that is often present in ear conditions.

Q: Why is Cetraxal Plus prescribed for otitis media only in patients with ear tubes?

A: The official indication for otitis media is restricted to patients with a tympanostomy tube (ear tube). Regulatory assessment reports note that the tube creates an opening that allows the topical medication to access the middle ear, where the infection is located.

Q: Can the infection return if the drops are stopped before the recommended course is complete?

A: Official regulatory labeling cautions that the infection may not clear up if the medicine is stopped too soon or if doses are skipped. Failure to complete the full prescribed length of time may also increase the risk of the infection becoming resistant to antibiotics.

Q: What are signs that the medication is working correctly for a bacterial ear infection?

A: The medication may be working correctly if your symptoms begin to improve. However, official labeling cautions that symptoms may improve before the infection is completely cleared from the ear. Therefore, completing the full, prescribed course of treatment is important regardless of symptom improvement.

Q: Are there any reported instances of joint or tendon issues with Ciprofloxacin ear drops, similar to the oral form?

A: While oral quinolones carry a risk of tendon inflammation and rupture, exposure from the otic (ear) administration is substantially lower. Official guidelines note that it may be necessary to discontinue the drops at the first sign of tendon inflammation or pain in the treated ear.

Q: Are there specific warnings about using the drops if the eardrum is suspected or known to be perforated?

A: Regulatory documents indicate that the safety and efficacy of the product have not been studied in the presence of an eardrum that is known or suspected to be perforated. For this reason, official product information states that it should be used with caution in these patients.

Q: Does Cetraxal Plus help to treat earwax blockages or 'glue ear'?

A: The product is indicated only for the treatment of bacterial acute otitis externa (AOE) and acute otitis media with tympanostomy tubes (AOMT). It is not indicated for non-infectious conditions such as earwax blockages or glue ear (otitis media with effusion), which requires different treatment approaches.

Q: How does Cetraxal Plus compare to non-steroid-containing ear drops?

A: Cetraxal Plus is a combination medicine containing an anti-inflammatory corticosteroid. Official information suggests that this combination is typically used for more symptomatic cases where there is significant swelling in addition to the bacterial infection, compared to drops that only contain an antibiotic.

Q: Can the drops affect a person's ability to drive or operate machinery?

A: Official product information notes that the drops are associated with uncommon side effects, including dizziness and headache. If these symptoms occur during treatment, a person's ability to drive or operate machinery may be affected.

Q: What does 'systemic absorption' mean in the context of Ciprofloxacin ear drops?

A: Systemic absorption is the term used when a medicine enters the body's bloodstream. The topical ear drops are designed for local action, and official pharmacokinetic data indicates that they result in negligible plasma levels and substantially lower systemic exposure compared to oral medicine.

Q: Is it normal for some ear drainage to continue during the first few days of treatment?

A: Some ear drainage may occur, particularly during the first few days of treatment for a middle ear infection with tubes. However, official labeling suggests that if the drainage lasts longer than a few days or is accompanied by other symptoms like severe itching or fever, further evaluation is recommended.

Q: Is there a risk of over-treating a bacterial ear infection with this type of drop?

A: Due to the low dose and topical application, toxicity was only observed in animals at doses significantly higher than the intended clinical dose. The main regulatory risk of over-treating relates to prolonged use, which carries the potential for fungal superinfection and potential hormone axis suppression.

Q: What should be done if the full 7-day course of drops does not improve symptoms?

A: Official product labeling states that if the signs and symptoms persist after completing the full course of therapy, further evaluation is recommended to reassess the disease and the treatment.

How should Cetraxal Plus be stored and disposed of?

Storage and Disposal of Cetraxal Plus

Cetraxal Plus ear drops solution must be stored below 30 C and kept in the original packaging (aluminium foil overwrap pouch) to protect from light. This medication must be stored out of the sight and reach of children.

The single-dose containers within the foil pouch have a shelf-life of 7 days once the pouch is first opened. The contents of an individual container must be used immediately after opening, and the container must then be discarded after use.

To ensure proper pharmaceutical waste management, any unused or expired product must be disposed of in accordance with local requirements. The medicine must not be thrown away via wastewater or household waste; instead, it should be returned to a pharmacy for correct disposal.

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

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