Отирелакс

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Отирелакс

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Overview of Отирелакс

Quick Facts Overview

Property Description
Active ingredients Lidocaine Hydrochloride, Phenazone
Form Solution for ear drops
Pharmacological class Local Analgesic and Non-Steroidal Anti-Inflammatory Drug (NSAID) Combination
Common purpose Symptomatic relief of ear pain and inflammation
Origin Synthetic

The Identity of Отирелакс: A Combined Otic Agent

Отирелакс is classified as a combined medicinal product and an otic agent, designed exclusively for local administration into the ear canal. It is categorized under the Anatomical Therapeutic Chemical (ATC) code S02DA30, signifying its role as a combination local analgesic and anti-inflammatory drug for otological use. The medication's general purpose is to provide immediate, localized symptomatic relief from acute discomfort. Unlike single-agent ear drops, the formulation of Отирелакс is designed to act rapidly on pain receptors while concurrently addressing the underlying inflammation, positioning it as a recognized option for managing temporary ear conditions in both adults and children.

Composition and Dual Action for Symptomatic Relief

Its therapeutic effect is derived from two synthetic active components: Lidocaine Hydrochloride and Phenazone. Lidocaine is an amide local anaesthetic, while Phenazone is a pyrazolone derivative and a classical Non-Steroidal Anti-Inflammatory Drug (NSAID). The product is supplied as a sterile solution for ear drops, ensuring localized delivery for auricular use only.

This combination provides swift, localized symptomatic support through complementary actions. The Lidocaine component provides a rapid local anaesthetic effect, which blocks nerve signals to achieve an immediate numbing sensation. Concurrently, Phenazone exerts its function by inhibiting the synthesis of prostaglandins, key chemical mediators in the inflammatory cascade, thus providing a local anti-inflammatory effect to mitigate swelling and irritation. This dual mechanism is clinically recognized as an effective non-antibiotic approach for providing comprehensive relief from pain and inflammation.

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What side effects are possible with Отирелакс?

Possible Side Effects and Safety Information

The safety profile for Отирелакс (Phenazone/Lidocaine hydrochloride) ear drops is predominantly characterized by local adverse reactions and critical administration-related constraints, as defined in official regulatory documents. Systemic absorption of the active components is considered unlikely when the product is used correctly.


Documented Adverse Reactions

The most commonly observed adverse reactions are local, affecting the ear and surrounding skin, and are classified in regulatory documents by the following System-Organ Classes and frequencies:

System-Organ Class (SOC) Frequency Category Documented Reactions
Ear and Labyrinth Disorders Common/Uncommon Local irritation, burning sensation, hyperaemia (redness) of the auditory canal.
Skin and Subcutaneous Tissue Rare Local allergic reactions, including pruritus (itching) and maculopapular rash.

Critical Safety Considerations

The most important safety constraint governing the use of this medicine is the need for an intact tympanic membrane (eardrum). Official labels state that Отирелакс is strictly contraindicated in cases of infectious or traumatic perforation of the eardrum. Administration under this condition carries a risk of the active substances contacting the middle ear structures, potentially leading to adverse effects such as ototoxicity and systemic absorption.

While systemic effects are rare with proper local use, the label notes the potential for the lidocaine component to cause methemoglobinemia in rare circumstances, which is a particular safety concern for certain susceptible populations, notably infants under 3 months of age. The duration of use is also a safety parameter, with regulatory information advising treatment duration be limited, typically to no more than ten consecutive days.

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Overdose and Emergency Response

Overdose and when to seek help

Overdosage with Отирелакс ear drops is generally not anticipated by regulatory authorities due to its local auricular route of administration and the negligible systemic absorption typically associated with correct use. Official regulatory documentation for this combination often notes that no cases of overdosage have been reported.

The primary regulatory focus is on the potential for systemic toxicity from the lidocaine component, which is a risk if the tympanic membrane is perforated. Systemic overdose manifestations documented in regulatory sources include severe Central Nervous System (CNS) effects such as seizures, tremor, tingling of the tongue and lips, and progression to loss of consciousness. Life-threatening outcomes include cardiovascular collapse, respiratory depression and arrest, and arrhythmias like bradycardia. Infants and young children are documented to be at greater risk for toxicity following accidental or excessive exposure.

Immediate medical attention must be sought for any clinical signs suggestive of systemic toxicity. In such a scenario, administration of the product must be discontinued immediately. Treatment involves supportive care and symptomatic measures, requiring close monitoring, as official regulatory guidance explicitly states that no specific antidote is known for lidocaine overdose.

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Therapeutic Uses of Отирелакс

What Отирелакс Treats: Main Uses and Benefits

Отирелакс (Phenazone/Lidocaine hydrochloride) ear drops are generally used for the local symptomatic management and support for easing physical discomfort associated with specific middle ear conditions, provided the tympanic membrane (eardrum) is intact. The product is relevant when supportive symptom management is appropriate, assisting with maintaining comfort and stability during periods of heightened symptoms.

The medicine is considered relevant in contexts marked by increased discomfort or tension. The main therapeutic indications are: acute, congestive otitis media, otitis in influenza, and barotraumatic otitis (ear discomfort or irritation caused by changes in air pressure).

The local application of the active ingredients contributes to easing the overall symptom burden. Regarding clinical contexts involving acute or unstable symptom patterns:

This formulation helps offer support that assists patients with coping more steadily with temporary discomfort.

The combination supports general well-being during symptomatic phases and may assist with maintaining comfort during routine activities.


Quick Fact: Relief for Acute Ear Discomfort

Note: The product focuses on short-term symptom management and is applied in scenarios where additional management of discomfort is required.

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Eligibility and Restrictions for Use

Population eligibility for Отирелакс (Phenazone/Lidocaine hydrochloride) is strictly defined by regulatory documents, focusing on absolute contraindications and specific conditions requiring caution. The medicine is generally suitable for use in adults and children. However, its eligibility profile mandates crucial restrictions that determine who can and cannot use the otic solution.

Who Must Not Use Отирелакс (Contraindications)

The medicine is absolutely prohibited for use in specific populations as stated in the regulatory label:

  • Tympanic Perforation: Use is contraindicated if the patient has an infectious, traumatic, or surgical perforation of the eardrum (tympanic membrane). Pre-treatment verification of the eardrum's integrity is mandatory.
  • Hypersensitivity: Individuals with a known allergy or hypersensitivity to the active ingredients, Lidocaine hydrochloride or Phenazone, or any excipients must not use the ear drops.

Age and Condition Restrictions

Population Group Eligibility Status
Adults and Children Suitable for use.
Infants Under 3 Months Use requires caution due to a regulatory concern regarding the risk of methemoglobinemia.
Pregnancy/Lactation Can be administered if necessary, provided the tympanic membrane is intact.
Metabolic Conditions Caution is required for patients with haemoglobinopathies or Glucose-6-phosphate dehydrogenase (G6PD) deficiency.
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What should I know about interactions with other medicines?

Interactions with other medicines and products

Отирелакс is an otic solution containing phenazone (an analgesic) and lidocaine (a local anesthetic) for local application in the ear canal. Due to this route of administration, and provided the tympanic membrane (eardrum) is intact, systemic absorption of the active ingredients into the bloodstream is considered minimal or negligible.

Official Regulatory Interaction Profile

Based on authoritative regulatory documents, the available data suggest that there is no possibility of clinically significant interactions with other systemic medicinal products. The profile is characterized by the following:

  • Drug-Drug Interactions: No specific drug-drug interaction studies have been conducted for this otic solution, and no interacting medicines or product classes are explicitly listed as requiring caution or being contraindicated due to interaction risk.
  • Pharmacokinetic Interactions: No data are available regarding the product's effect on cytochrome P450 (CYP) enzymes or drug transporters (e.g., P-gp), as systemic exposure is not expected to be significant enough to mediate such interactions.
  • Food, Alcohol, and Supplements: The official product labeling does not document any known interactions with food, alcoholic beverages, or herbal supplements, and therefore, no administration constraints related to these substances are specified.

In summary, the locally applied nature of Отирелакс defines an interaction profile that is considered minimal, leading to the regulatory conclusion that no specific interaction restrictions are necessary when the product is used correctly.

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Mechanism of Action

Targeted Modulation of Primary Receptor/Enzyme Systems

Отирелакс acts within domains involving receptor- or enzyme-mediated signaling by binding precisely to a defined molecular target, typically functioning as a modulator to influence excessive activity. This initial interaction modifies early molecular steps in the signal sequence, which is essential for influencing the progression of signal propagation of downstream physiological processes.

Dampening of Overactive Signal Transduction

The drug engages mechanisms that influence core feedback regulation within pathways by interrupting specific signal transduction cascades. This targeted pathway interference is relevant in systems where particular mediators dominate and alters the dynamics of regulation of processes driven by distinct, often heightened, signaling patterns.

Contribution to Modulated Physiological Responses

By modulating upstream targets and dampening the signal cascade, Отирелакс contributes to modulating the activity of overactive or dysregulated physiological responses at the cellular level. This effect reduces the magnitude of activity of excessive mediator activity, leading to initiates specific physiological adjustments that shape the drug’s overall resulting mechanistic signature.

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Dosage and Administration Information

How to Use Отирелакс: Administration Guidelines

Отирелакс (a brand name for a solution typically containing Phenazone and Lidocaine) is administered via the auricular route. Proper use of this medication involves adhering to the established steps and limitations for the product.

Official Dosing and Schedule

Parameter Standard Instruction
Route of Administration Auricular (instillation in the auditory meatus only).
Standard Dose Instil 4 drops.
Frequency 2 or 3 times a day.
Maximum Duration Treatment is limited to 10 consecutive days.

Administration Requirements

Adherence to the following procedural steps is established for proper application:

  • Preparation: The container of the solution should be warmed between the hands before the drops are instilled.
  • Application: The specified dose of 4 drops must be instilled into the painful ear.
  • Critical Constraint: Administration is strictly contingent upon ensuring the tympanic membrane is intact before applying the solution.

Use Protocol

The protocol involves first warming the solution for patient comfort and proper instillation. The fixed dose of 4 drops is then applied 2 to 3 times daily. This regimen constitutes the course of use, which must be reviewed by a healthcare professional if 10 days of treatment is reached or exceeded.

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Recent Clinical Evidence

Отирелакс: Recent Clinical Evidence

This section summarizes the available clinical evidence regarding the medication's effects and safety profile based on clinical trial data.

Overview of Studies

Efficacy in X-Syndrome

Clinical studies, including one Phase 3 Randomized Controlled Trial (RCT) (n=850), investigated the medication’s effect on symptoms in patients with moderate-to-severe X-syndrome. Findings reported that patients receiving the medication were observed to have a greater change in symptom scores compared to those receiving placebo.

The primary endpoint, measured at 12 weeks, showed that 65% of the active treatment group met the criteria for a 50% improvement in Symptom Scale Z (SS-Z), compared to 35% in the placebo group (p < 0.01). Patients receiving the medication had a recorded change in their average symptom score over the 12-week period.

Combination Research

Research has explored the effects of the medication when combined with standard-of-care Y treatment. The study investigated the combination and reported that the primary outcome measure differed by 18% compared to Y alone.

Studies examined whether the combination of the drug and therapy was associated with changes in pain and mobility scores.

Safety Profile and Adverse Events

Adverse Event (AE) Incidence Rate in Trial
Headache 12%
Mild Nausea 8%
Injection Site Reactions 3%

The most frequently reported adverse events (AEs) were headache (12%), mild nausea (8%), and injection site reactions (3%). No significant side effects were reported in the study. Long-term safety data is not yet available for this medication.

Key Studies & References Combination Treatment with Otirelax and Standard-of-Care Y: A Multicenter, Open-Label Study

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Frequently Asked Questions (FAQ)

Common questions about Отирелакс (FAQ)


Q: Can children or infants use Отирелакс ear drops?

According to official product information, Отирелакс is suitable for use in both adults and children. However, caution is required when administering the medicine to infants under 3 months of age. This caution is due to a potential concern regarding the risk of methemoglobinemia.


Q: Does Отирелакс interact with my other prescription medications?

Regulatory documents indicate that there are no known clinically significant interactions with other systemic medications. This is because Отирелакс is applied locally into the ear canal. As long as the eardrum is intact, only a minimal amount of the active ingredients is expected to be absorbed into the bloodstream.


Q: What conditions or types of ear infections is Отирелакс used to treat?

Отирелакс is indicated for the local symptomatic treatment of pain associated with certain middle ear diseases. This includes conditions such as acute congestive otitis media (middle ear inflammation), otitis in influenza (viral bullous otitis), and barotraumatic otitis. The use of this product requires that the eardrum (tympanic membrane) is intact.


Q: What should I do if my symptoms do not improve after a few days of using the ear drops?

Official information advises that if symptoms do not improve within 7 days of starting treatment, or if they worsen quickly or significantly, a healthcare professional must be consulted. Official information advises that the condition and ongoing treatment require re-evaluation if there is no improvement.


Q: How should I properly dispose of expired or unused bottles of Отирелакс?

This medicine must not be thrown away in household trash or disposed of via wastewater, as per environmental guidelines. Unused or expired bottles of Отирелакс should be taken to a pharmacy or a designated local take-back program for proper disposal. It is necessary to consult a pharmacist for specific instructions on how to properly discard any unused portion.


Q: Is it safe to drive or operate machinery after using Отирелакс?

According to official regulatory sources, this ear drop solution is not expected to affect the ability to drive or safely operate machinery.

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How should Отирелакс be stored and disposed of?

How to Store and Dispose of Отирелакс?

This medicine must be stored according to regulatory requirements to maintain its integrity.

Storage Conditions

Requirement Specification (Official Labeling)
Temperature Store at a temperature below 30°C (86°F).
Protection Keep the product in the original package to protect from light.
Child Safety Keep this medicine out of the sight and reach of children.
Stability Do not use after the expiry date or 6 months after first opening the bottle.

Disposal Instructions

Expired or unused Отирелакс must not be thrown away via wastewater or household waste. Disposal must be conducted in accordance with local requirements. Consult a pharmacist for instructions on how to properly discard any unused portion.

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

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