Эконазол

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Эконазол

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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 Эконазол

Quick Facts

Property Description
Active ingredient Econazole (usually as Econazole nitrate)
Form Topical preparations (cream, foam, lotion, ovules)
Pharmacological class Imidazole antifungal agent
Common purpose To combat and eliminate mycotic infections
Origin Synthetic organic compound

Что такое Эконазол: Определение и Фармакологический Класс

Эконазол (Econazole) is a synthetic pharmaceutical substance classified as an imidazole antifungal agent, placing it within the broader group of azole antifungals. It is most frequently used as the salt form, Econazole nitrate. This substance is a focused, monocomponent product, meaning its therapeutic effects are derived exclusively from this single active compound.

Its classification as an imidazole derivative is based on its action against skin and mucosal fungi. This confirms that the medicine is an established, targeted treatment designed specifically to address the microbial cause of mycotic infections at the cellular level, distinguishing it from antibacterial or antiviral agents.

Состав, Формы Выпуска и Общее Предназначение

The active substance, Econazole nitrate, is compounded into various topical preparations including creams, lotions, gels, foams, and vaginal ovules, facilitating localized topical administration. The versatility in available dosage forms is a key feature, as the drug is suspended in different pharmaceutical bases/vehicles (like creams or lotions) to ensure optimal delivery and adherence to different parts of the body.

The general therapeutic purpose of Эконазол is to actively combat and eliminate the abnormal proliferation of fungal organisms. The drug’s primary role is rooted in antifungal action for superficial infections.

Эконазол и Механизм Его Противогрибкового Действия

Эконазол achieves its function by directly interfering with the structure of the fungal cell, a key mechanism of the azole class. Its primary action involves the inhibition of ergosterol synthesis. This critical process, necessary for the integrity of the fungal cell membrane, is blocked by the drug. This action causes the fungal cell membrane to become structurally compromised, leading to leakage and eventual inactivation of the pathogen. This targeted interference allows the medicine to exert both fungistatic (growth-inhibiting) and fungicidal (pathogen-killing) effects at the site of administration.

Regulatory References

  1. Econazole MeSH Classification
  2. Econazole Topical Drug Information
  3. Econazole Nitrate Cream SPL - DailyMed

What side effects are possible with Эконазол?

Possible Side Effects and Safety Information

Adverse reactions associated with topical Econazole are primarily localized to the application site, as categorized in official regulatory documentation. These reactions are grouped according to standard System-Organ Classes (SOCs), including Skin and Subcutaneous Tissue Disorders and General Disorders and Administration Site Conditions.

Frequency Classification of Adverse Reactions

The safety profile distinguishes between frequently occurring local events and rare systemic concerns:

Classification Examples of Documented Reactions
Common Burning sensation of the skin, pruritus (itching), pain at application site.
Uncommon Erythema (redness), skin irritation, discomfort, swelling, edema.
Rare/Not Known Contact dermatitis, rash, urticaria.

Serious Adverse Reactions and Systemic Concerns

Official labeling documents rare but clinically significant reactions related to Immune System Disorders. These serious adverse reactions include Anaphylactic reaction, Angioedema, and severe Hypersensitivity, which are typically reported in post-marketing surveillance and may have an estimated frequency of Not Known from clinical trial data.

Time-related safety patterns indicate that local discomforts, such as burning or irritation, are generally observed more frequently at the beginning of treatment and may subside with continued use. The medicine is contraindicated in individuals with a known hypersensitivity to the active substance or any non-active components in the specific preparation. Minimal systemic absorption occurs, but caution is advised in regulatory guidelines regarding use during pregnancy and lactation, with particular prudence recommended during the first trimester.

Overdose and Emergency Response

Overdose and when to seek help

The official regulatory profile for topical Econazole nitrate is defined by the absence of documented human overdosage reports for its intended route of administration. Because the topical formulation has very low systemic absorption, the risk profile is considered low for over-application to the skin.


Documented Overdose Information

The primary regulatory concern focuses on scenarios involving use contrary to instructions, such as accidental oral ingestion of the topical preparation. While human overdose reports are absent, official prescribing information often includes toxicity data, such as oral LD50 values for various animal species, as part of the formal regulatory assessment. Following accidental ingestion, the regulatory text specifies that observed effects may be related to the gastrointestinal system, potentially manifesting as nausea, vomiting, and diarrhea. Management should be symptomatic and supportive, as no specific antidote for Econazole overdose is known or specified.


When Immediate Medical Help Is Required

Immediate medical attention must be sought if there is any suspected or known accidental oral ingestion of the product. This regulatory action is necessary to ensure appropriate supportive care for potential systemic effects. Additionally, if the medication is accidentally applied to the eyes, the area should be washed thoroughly with clean water or saline, and medical assistance should be sought if irritation or other symptoms persist.

Therapeutic Uses of Эконазол

What Эконазол Treats: Main Uses and Benefits

Эконазол (Econazole) is commonly used to help manage various common skin conditions associated with fungi and yeasts. This medication is generally considered relevant for conditions such as tinea pedis (athlete's foot), tinea cruris (jock itch), tinea corporis (ringworm), cutaneous candidiasis (skin yeast infections), and tinea versicolor.

Its primary therapeutic role is to address the underlying cause, which contributes to easing the overall symptom load and supports general well-being during symptomatic phases.


Easing Discomfort and Supporting Skin Health

Эконазол is relevant for easing associated symptoms related to inflammatory or irritative states. It helps address symptom clusters that may become intense or disruptive, such as persistent itching, burning, stinging, and localized redness. Using Эконазол may assist with managing symptom intensity, which helps improve day-to-day comfort during symptomatic periods.

By helping to manage these manifestations, the medication assists with maintaining functional stability and may help patients cope more steadily with symptom fluctuations.

“This medication is applied in situations where symptoms create noticeable functional strain.”


Quick Fact: Supportive Relief for Irritation and Itching

Eligibility and Restrictions for Use

Eligibility Profile: Official Regulatory Information

Econazole eligibility is strictly defined by regulatory authorities based on individual health status, age, and reproductive condition. This section describes who is permitted or prohibited from using the medicine under its labeled conditions.


Contraindications and Restrictions

The only absolute prohibition is a known hypersensitivity to econazole nitrate or to any of the specific excipients within the product's formulation. Topical Econazole preparations are also strictly contraindicated for ophthalmic or oral administration.

Use is officially restricted for children younger than 12 years of age, as safety and effectiveness have typically not been established by regulatory bodies for this group. Conversely, no specific restrictions are documented for the Geriatric Population (65 years and older) or for patients with renal or hepatic impairment due to the drug’s low systemic absorption.

Conditional Use Status

Population Status Regulatory Classification (Summary)
Hypersensitivity Absolute Contraindication
Adults (18+ years) Eligible for Standard Use
First Trimester Pregnancy Use Should Be Avoided
Nursing Mothers Caution is Recommended

For pregnant women, use is advised to be avoided during the first trimester. Use during the second and third trimesters is considered conditional and only permitted if clearly needed. For nursing mothers, caution is recommended due to the unknown excretion status of the drug into human milk.

What should I know about interactions with other medicines?

Interactions with other medicines and products

The interaction profile for Econazole topical preparations is narrow, primarily involving substances where its limited systemic absorption may become clinically relevant. While clinical interactions are generally considered unlikely due to low systemic exposure, an interaction with oral anticoagulants has been officially documented.

Documented Drug-Drug Interaction

Co-administration of Econazole with oral anticoagulants, such as Warfarin or Acenocoumarol, has been associated with the enhancement of the anticoagulation effect. This potential outcome is officially documented and necessitates caution. When Econazole is used concurrently with these medications, more frequent monitoring of the International Normalized Ratio (INR) or prothrombin time may be indicated by healthcare professionals.

This risk is linked to an increase in systemic absorption. Official regulatory information states that this increased absorption is more likely when the product is applied to a large body surface area, in the genital area, or when applied under an occlusive dressing.

Non-Pharmacological Restriction

For the vaginal ovule formulation of Econazole, an interaction-related restriction applies to latex products. Components in the product base may damage latex. Therefore, contact between the vaginal formulation and latex-containing contraceptive devices (such as condoms or diaphragms) is restricted to avoid material failure. This restriction is classified as a product incompatibility, distinct from metabolic interactions.

Mechanism of Action

Enzymatic Inhibition of Fungal Cell Structure

Econazole exerts its primary effect by acting as an inhibitor of the fungal enzyme lanosterol 14-alpha demethylase (CYP51). This enzyme is essential for converting lanosterol into ergosterol, the primary sterol component required for maintaining the structure of the fungal cell membrane. The mechanism involves blocking this specific synthesis step. The resulting failure to synthesize ergosterol initiates a fungicidal cascade, which results in the inactivation and destruction of the pathogen's cellular structure.

Disruption of Fungal Cell Homeostasis and Permeability

Beyond blocking synthesis, Econazole's mechanism includes direct interaction with the compromised fungal cell membrane, resulting in the loss of cellular homeostasis. This action increases membrane permeability, causing the leakage of essential internal components, such as potassium ions and amino acids. This biological consequence contributes to cellular destruction and the inactivation of the fungal organism.

Local Modulation of Host Inflammatory Signals

A secondary, targeted mechanistic domain involves the drug's localized ability to inhibit the synthesis of host-derived inflammatory mediators, including prostaglandins and leukotrienes. This specific local effect modulates the host's physiological response by suppressing the activity of inflammatory mediators in the tissue.

Dosage and Administration Information

How to Use Эконазол: Official Administration Guidelines

Econazole is administered exclusively via the topical route directly onto the skin. The medicine is available as a 1% cream or 1% foam formulation, and is not for use in the eyes, mouth, or internally, as it is a dermal-only treatment.

The general dosing rule requires applying a sufficient amount of the preparation to cover the affected skin area and the immediate surrounding skin. The dosing frequency varies based on the type of infection: for tinea pedis, tinea cruris, tinea corporis, and tinea versicolor, application is Once Daily. For cutaneous candidiasis, the frequency is Twice Daily (morning and evening).

The total duration of the course is defined for each condition. Tinea pedis requires treatment for one month (four weeks), while candidal infections and tinea cruris/corporis require two weeks. Completion of the full period is necessary to reduce the possibility of recurrence.

The 1% foam formulation carries specific procedural instructions due to its flammability; users are directed to avoid heat, open flame, and smoking during and immediately after its use. This foam is indicated for use in pediatric patients aged 12 years and older, following the once-daily schedule for its specific indication. These instructions describe the administrative protocol.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Econazole


Evidence for Tinea Pedis (Athlete's Foot)

Studies exploring Econazole for interdigital tinea pedis utilized Randomized, Double-Blind, Vehicle-Controlled Clinical Trials (RCTs). Research examined composite outcomes such as Complete Cure (resolution of symptoms and elimination of fungus) and Mycological Cure (clearance verified by lab tests). This research was evaluated in adults and adolescents age 12 and older. Studies reported measurements of fungal clearance and symptom resolution endpoints over the defined study interval, providing context on measured symptom activity in the observed populations.


Evidence for Tinea Corporis and Tinea Cruris (Ringworm and Jock Itch)

The research base for tinea corporis and tinea cruris involves clinical trials that supported the initial regulatory review. These studies monitored the resolution of visible signs (Clinical Cure) alongside lab testing for Mycological Cure. The studies monitored these outcomes in general adult patient populations over short observation periods. Evidence quality varies across studies, and many reports are older, often grouping data for these two conditions together. Comparative evidence is lacking in some areas, and the research primarily provides insight into short-term changes.


Evidence in Special Populations

Research explored Econazole in special populations, but data are still emerging, and certainty remains low for certain groups. Specific efficacy data for children under 12 years of age remain insufficient. The data that exist for this younger population are inferred from studies on older children and adults. Similarly, trials did not typically include sufficient numbers of geriatric subjects (age ge 65) to determine if patterns differ in this older group. This means subgroup findings are uncertain for both the youngest and oldest patient cohorts.


What is Still Uncertain About the Research for Econazole

Evidence highlights that key research gaps exist, primarily related to long-term data. The most consistent limitation is that long-term outcomes are not fully established; the follow-up durations were limited, providing limited insight into the recurrence of infections over extended periods. Research does not determine whether an individual will experience similar patterns to those observed in the studies, as findings describe group patterns, not personal outcomes.

Frequently Asked Questions (FAQ)

Common questions about Эконазол (FAQ)


Q: Is it generally necessary to continue using Econazole even after visible symptoms have disappeared?

A: Yes. According to official documents, the full course of treatment, which typically varies from two to four weeks depending on the specific infection being treated, should be completed. Completion of the treatment course is described as necessary to reduce the possibility of the fungal infection returning (recurrence).


Q: What is the purpose of the inactive ingredients in the Econazole cream formulation?

A: The non-active components, often called excipients and bases (or vehicles), are essential parts of the product's formulation. These ingredients are included to ensure that the medicine is properly delivered to the skin, has the correct texture, and can adhere to the affected area for optimal contact and stability.


Q: How is the safety of Econazole described for people who are currently breastfeeding?

A: Official regulatory information states that it is not known whether the drug is excreted in human milk. Because of this uncertainty regarding potential transfer to the infant, caution is generally recommended when the product is used by nursing women.


Q: Does the age of an older adult affect the general application or described effectiveness of Econazole?

A: Clinical trials did not include a sufficient number of subjects aged 65 and over to definitively confirm whether their responses to the medicine differed from those of younger patients. However, no specific differences in response have been reported in post-market experience for this age group. In general, dose selection for an elderly patient is described as requiring caution.


Q: What is the general advice to seek if someone accidentally swallows a small amount of Econazole cream?

A: In the event of accidental swallowing, regulatory safety information indicates that one should rinse the mouth and immediately seek medical help, such as by calling a poison control center or doctor for guidance.


Q: Is it necessary to thoroughly dry the skin before applying Econazole cream or foam?

A: Specific patient guidance for certain conditions, such as athlete's foot (tinea pedis), often recommends careful preparation. This typically includes thoroughly drying the affected area, especially between the toes, before the product is applied.


Q: Does Econazole treat all kinds of ringworm, or just specific kinds?

A: The product is specifically indicated for common types of ringworm, including those on the body (tinea corporis), in the groin (tinea cruris), and on the foot (tinea pedis). The common topical formulations of Econazole are generally not indicated for ringworm infections of the nails or scalp.


Q: How long does it typically take before a person notices a reduction in symptoms after starting Econazole?

A: Studies and official information indicate that relief is often experienced early in the treatment course. Regulatory clinical trial data suggests that the majority of patients experience early relief of symptoms, and clinical improvement may be seen fairly soon after treatment is started.


Q: What common side effects, if any, have been reported in the post-market surveillance of Econazole topical products?

A: Post-marketing surveillance reports include serious adverse reactions, such as anaphylactic reaction, angioedema, and severe hypersensitivity. These serious reactions are typically reported after the product is in widespread use and are classified as having an estimated frequency of Not Known from original clinical trial data.


Q: Is a burning sensation described as a reason to stop using Econazole immediately, or is it expected?

A: A burning sensation is listed in official documentation as a common side effect and is often expected, particularly at the beginning of treatment. However, the guidance states that the use of the medication is typically discontinued if a reaction suggests more severe sensitivity or chemical irritation.


Q: Is it true that Econazole can also be used for certain yeast infections?

A: Yes, official indications for the product include treatment for both cutaneous candidiasis (a common type of yeast infection) and tinea versicolor (which is caused by the yeast Malassezia furfur). The drug's mechanism is targeted against both fungi and yeasts.


Q: What happens if a dose of Econazole is missed during the described treatment period?

A: The general guidance states that a missed dose should be applied as soon as you remember it. General guidance indicates that if it is almost time for the next scheduled dose, the missed dose is typically skipped, and the regular schedule is then resumed.

How should Эконазол be stored and disposed of?

Storage and Disposal of Econazole (Econazole Nitrate)

Storage Conditions

Econazole cream must be stored at Controlled Room Temperature, defined as 20 to 25 C (68 to 77 F), and must be protected from freezing. The foam formulation must not be refrigerated or frozen.

Special Handling for Topical Foam

Due to its pressurized, flammable nature, the topical foam must not be exposed to heat or temperatures above 49 C (120 F), and should not be stored in direct sunlight.

Safety and Disposal

All forms of Econazole must be kept out of the reach of children. Unused or expired medication should be disposed of through a medication take-back program or an approved waste disposal plant. The product must not be flushed down the toilet or allowed to enter the sewage system. The foam canister must not be punctured or incinerated.

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

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