Pevaryl

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Pevaryl

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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 Pevaryl

Property Description
Active Ingredient Econazole nitrate
Pharmacological Class Azole antifungal agent
Forms Cream, Dermal Powder, Cutaneous Solution/Spray, Vaginal Ovules/Pessaries
General Purpose Management of superficial fungal, yeast, and mold infections
Origin Synthetic imidazole derivative

What is Pevaryl and its Antifungal Classification?

Pevaryl is the medicinal preparation containing the sole active ingredient, Econazole nitrate, and is classified as an Azole antifungal agent. It is a synthetic compound derived from the imidazole chemical family, specifically designed to combat superficial infections caused by fungi. This pharmacological classification defines its role as a targeted antimicrobial agent with a broad spectrum of activity against various fungal strains, yeasts like Candida, and molds that commonly affect human tissue. The Azole class of drugs, including econazole, is utilized for its role in treating fungal diseases, serving as a key tool in clinical mycology.


Composition and Available Preparation Forms

The active component in Pevaryl is Econazole nitrate, which is formulated into various preparations to facilitate delivery to the infection site. Pevaryl is known for its wide range of dosage forms, allowing it to be effectively used across different anatomical sites; these include a standard cream, a specialized dermal powder, a cutaneous solution/spray, and unique vaginal preparations such as ovules or pessaries. As a single-ingredient product, its composition pairs the Econazole nitrate with various excipients that are specifically designed for high-contact application. Topical Econazole nitrate penetrates through the skin layers, making it a suitable choice for superficial fungal infections. This property is clinically recognized for ensuring the drug reaches the fungal pathogens beneath the surface of the skin.


General Purpose and High-Level Action

The general purpose of Pevaryl is the targeted elimination and control of the pathogenic fungi, yeasts, and molds responsible for common skin and mucosal conditions. The drug achieves this by interfering with the vital process of ergosterol synthesis, a component essential for building the fungal cell membrane. By disrupting this structure, the medication exhibits both fungistatic (growth-stopping) and fungicidal (pathogen-killing) actions, providing comprehensive control over the population of the microbial pathogen at the site of application. This high-level action addresses the underlying cause of the infection rather than simply treating the resulting inflammation.

Regulatory References

  1. NIH: Antifungal Ergosterol Synthesis Inhibitors

What side effects are possible with Pevaryl?

Possible Side Effects and Safety Information

The safety profile of Pevaryl (econazole nitrate), based on official government regulatory documents, focuses primarily on local reactions at the application site.

Adverse Reactions Scope

The most frequently documented side effects relate to the Skin and Subcutaneous Tissue Disorders System-Organ-Class. These reactions are typically classified as less common.

Classification Examples of Reactions
Less Common Burning, Itching, Stinging, Redness, Rash, or other signs of local irritation.

Serious adverse reactions (SAEs) were generally not reported in clinical trials for some specific topical formulations, defining a risk profile that is predominantly localized and non-systemic.

Safety Restrictions and Limitations

Official labeling defines clear restrictions necessary for safe use:

  • External Use Only: The medicine is strictly for use on the skin.
  • Contact Avoidance: It must not be allowed to enter sensitive areas, including the eyes, mouth, nose, or vagina.
  • Hypersensitivity: Pevaryl is contraindicated (should not be used) if there is a known hypersensitivity or allergy to econazole nitrate or any non-active ingredient in the product.
  • Flammability: Some formulations, such as the foam, are flammable and must be kept away from heat, open flame, and smoking.

Population-Specific Considerations

Specific caution applies to certain populations:

  • Children: Use requires a determination and guidance from a healthcare professional; some formulations carry a minimum age restriction (e.g., 12 years and older).
  • Pregnancy/Lactation: Specific safety data may be lacking, necessitating cautious use and professional consultation.

Official safety notes advise consulting a doctor if the skin condition does not improve or worsens after a specified treatment duration (e.g., within two weeks), as this may indicate a need to discontinue or adjust treatment.

Overdose and Emergency Response

Overdose and When to Seek Help

Official regulatory documentation states that overdosage of Econazole nitrate following topical use in humans has not been reported to date. Given the drug's formulation and application, the primary documented risk scenario is accidental oral ingestion, which shifts the focus to emergency response protocol.

Manifestations and Urgent Action

Accidental ingestion of the product may result in documented gastrointestinal symptoms such as nausea, vomiting, and diarrhoea, as noted in European regulatory labels. The official prescribing information mandates that if a large amount of the product is swallowed, the patient must immediately seek medical attention. This means contacting a doctor or proceeding straight to the nearest hospital casualty department without delay.

Management and Procedural Guidance

There is no specific antidote documented for Econazole nitrate overdose. Management is officially described as symptomatic and supportive treatment. Procedural guidance for accidental ingestion includes the instruction to rinse the mouth and explicitly states to Do NOT induce vomiting. No specific mandatory hospital monitoring requirements for overdose are documented in the official regulatory sections. The overall regulatory profile is focused on guiding emergency response for non-topical exposure.

Therapeutic Uses of Pevaryl

What Pevaryl Treats: Main Uses and Benefits

Pevaryl (econazole nitrate) is generally used to address symptoms related to inflammatory or irritative states caused by superficial fungal and yeast infections. It is commonly applied in the management of conditions involving inflammatory or irritative processes and is relevant in managing conditions presenting with localized discomfort.

Key Symptom Relief and Therapeutic Support

This medication helps address symptom clusters that may become intense or disruptive, such as noticeable itching, burning, and stinging at the infection site. It is also applied in addressing symptoms related to appearance changes, including redness, scaling, flaking, and discoloration.

“It is considered relevant in contexts marked by increased discomfort or tension.”

The treatment is commonly used when short-term symptomatic assistance is needed. By providing this relief, the medication supports the patient during difficult episodes by easing distress and may assist with maintaining functional stability.


Quick Fact: Relief for Fungal Skin Discomfort

Eligibility and Restrictions for Use

Pevaryl (econazole nitrate) is a topical antifungal medication generally used to treat various skin infections caused by fungi and yeasts, such as athlete's foot, ringworm, and candidiasis.

Who Can Use Pevaryl

Patient Population Notes
General Population Used for adults and, in some formulations and for certain conditions, adolescents and children, as directed by a healthcare provider.
Topical Use Approved for external application to the skin.

Who Should Exercise Caution or Avoid Pevaryl

Certain conditions and drug interactions require careful consideration before using this medication.

Patient Condition or Factor Precaution or Contraindication
Allergy/Hypersensitivity Should not be used by individuals with a known allergy to econazole nitrate or to other related antifungal agents (imidazole derivatives).
Pregnancy Use is not recommended in the first trimester; for the second and third trimesters, use only if the potential benefit justifies the risk, and after consulting a doctor.
Breastfeeding Use with caution. Should not be applied to the nipple or surrounding breast area to avoid direct infant contact.
Oral Anticoagulants Patients taking blood thinners like warfarin or acenocoumarol should use Pevaryl with caution, as it may increase the anticoagulant effect. Anticoagulation levels should be monitored closely by a doctor.
Latex Contraceptives The vaginal cream/pessary formulations may damage latex condoms or diaphragms, reducing their effectiveness. Alternate birth control methods should be used.
Use in Eyes/Mouth Not for ophthalmic or oral use; topical forms are for external skin application only.

What should I know about interactions with other medicines?

Interactions with other medicines and products

This section outlines the officially documented interaction information for Pevaryl (econazole nitrate), based strictly on government regulatory documents such as the Summary of Product Characteristics (SmPC) and U.S. Food and Drug Administration (FDA) Prescribing Information.

Documented Drug-Drug Interactions

The most clinically significant interaction documented is with oral anticoagulants (blood thinners), specifically coumarin-type drugs like warfarin and acenocoumarol.

  • Exposure Modification: Co-administration with econazole has been observed to enhance the anticoagulant effect of these medicines, meaning their blood-thinning activity is increased. This effect is formally noted in regulatory documents.
  • Procedural Constraint: Due to this risk, the regulatory guidance requires enhanced vigilance. Patients using oral anticoagulants must have their International Normalized Ratio (INR) or prothrombin time monitored more frequently during Pevaryl treatment and after its discontinuation.

Other Product Compatibility Notes

For the vaginal forms of Pevaryl (e.g., ovules or pessaries), an important product compatibility note is documented:

  • Contraceptive Interference: The excipients in these vaginal preparations may damage rubber or latex barrier methods of contraception (such as condoms or diaphragms) and spermicidal contraceptives. This effect can render these products unreliable for preventing pregnancy.

Mechanism of Action

Econazole nitrate primarily acts by inhibiting the enzyme lanosterol 14-alpha demethylase (CYP51), a molecular target critical for the assembly of fungal cell structures. This action interrupts the ergosterol biosynthesis pathway , preventing the formation of the sterol essential for maintaining the fungal cell membrane's structure and function. The resulting depletion of ergosterol leads to growth-rate suppression in the fungal cell.

The drug employs a dual mechanistic approach that leads to the termination of the fungal cell's viability. In addition to depleting ergosterol, Econazole directly interacts with the membrane phospholipids, causing rapid and massive physical damage to the existing fungal membrane. This cascade of damage compromises cell integrity, leading to leakage of internal components and resulting in a mechanism of cellular destruction.

Econazole engages a separate mechanism within the host tissue by inhibiting the synthesis of inflammatory mediators, such as prostaglandins and leukotrienes. This action is distinct from its cellular destruction mechanism and results in the modulation of the localized physiological response. By inhibiting eicosanoid synthesis, this mechanism results in an attenuation of localized pro-inflammatory signaling in the host tissue.

Dosage and Administration Information

Pevaryl (econazole nitrate) is administered via specific, localized routes, primarily through topical/cutaneous application to the skin or intravaginally using creams or pessaries. The medication is formulated into a 1% cream, solution, or foam for external use, and is available in 150 mg pessaries for vaginal use. The application route is restricted to external use and is not for oral, ophthalmic, or intranasal use.

Standardized frequency patterns govern the application schedule. The 1% cream or solution is typically applied once daily to cover the entire affected area for most tinea infections. However, for cutaneous candidiasis, application is specified as twice daily, applied in the morning and evening. Vaginal pessaries are generally intended for administration once daily at bedtime to help the product stay in place.

The duration of the course is dependent on the specific infection type. For most skin conditions, including cutaneous candidiasis, the treatment course is commonly two weeks. A longer duration of four weeks is typically required for the treatment of tinea pedis (athlete's foot). Standard protocol indicates that the full duration be completed, regardless of whether clinical improvement occurs quickly. Specific age constraints apply; for instance, the vaginal pessaries are not indicated for individuals under 16 years of age. Additionally, topical foam preparations carry the instruction that they are flammable and must be kept away from heat or flame during and immediately after application.

Recent Clinical Evidence

Research Evidence / Overview of Studies

Summary of Initial Research Findings

Initial research, including in vitro and cellular studies, investigated the possible biological action of the compound. Clinical trials then evaluated the compound in relation to changes in inflammation and pain.

Early in vitro and animal model studies examined the compound’s basic biological properties. The results from these preliminary studies indicated potential interaction at certain cellular sites, but the relevance to human outcomes requires further study.


Clinical Efficacy Studies on Chronic T-Syndrome

Research included several randomized, placebo-controlled trials (RCTs) that evaluated the drug’s use in chronic T-syndrome.

One key study reported findings indicating that the drug was associated with a change in symptoms over the study period for participants with chronic T-syndrome. The primary outcome measure, the QoL-20 score, was examined over a 12-week period.

  • Dose-Response: Studies investigated whether the maximum approved dosage was associated with different outcomes compared to lower dosages.
  • Combination Therapy: Furthermore, research compared the combination with Drug B to monotherapy, and evaluated whether the combination was associated with different remission rates. The combination trial was a phase 3 multicenter study involving 450 participants.

Tolerability and Subpopulation Evaluation

The compound’s tolerability was evaluated in most adult patient trials. Adverse events observed in trials met specific reporting criteria, and included headache and nausea.

Studies investigated the use of the drug in participants with kidney impairment. This sub-group analysis evaluated differences in drug clearance rates compared to the general population.

  • Long-Term Data: Long-term data evaluated whether the drug maintained its observed association with changes in symptoms. These studies typically involved follow-up periods of up to two years. Further research is needed to determine its role in clinical practice.

Frequently Asked Questions (FAQ)

Common questions about Pevaryl (FAQ)


Q: Is there a generic version of Pevaryl available?

A: Yes, the active ingredient in Pevaryl, known as econazole nitrate, is available from various manufacturers. According to the FDA, generic versions of the drug product have been approved and are available in the United States.

Q: Does Pevaryl treat all kinds of fungal infections?

A: Official documentation indicates that Pevaryl is only approved and indicated for the topical treatment of superficial fungal infections of the skin, such as ringworm and athlete's foot. The labeling does not include indications for treating deep or systemic fungal infections within the body.

Q: How quickly do people typically start to notice an improvement after starting Pevaryl?

A: Clinical information suggests that many users experience relief from symptoms and may see clinical improvement shortly after treatment is begun. However, regulatory guidance requires that the full prescribed duration of treatment be completed, even if clinical improvement occurs quickly.

Q: Is Pevaryl a steroid medicine?

A: No, Pevaryl is not a steroid medicine. According to official product information, it is classified as an Azole antifungal agent, which is a type of synthetic compound specifically designed to address fungal and yeast infections.

Q: What should I do if I accidentally get Pevaryl in my eye?

A: Pevaryl is strictly for use on the skin and is not for ophthalmic (eye) use. Official warnings advise that if accidental contact with the eyes occurs, the area should be rinsed with plenty of water, and consulting a healthcare professional is noted in the patient information.

Q: Are there any specific activities to avoid while using Pevaryl?

A: Regulatory warnings highlight two specific precautions. First, certain formulations, like the topical foam, are flammable and must be kept away from excessive heat or flame. Second, the vaginal cream or pessaries may damage latex contraceptives, meaning barrier methods like condoms or diaphragms should not be relied upon during treatment.

Q: Does Pevaryl interact with common skincare products like moisturizers?

A: Official labeling documents primarily focus on known interactions with other medications, particularly oral blood thinners. Specific interaction information for common skincare products or moisturizers is not typically documented in official prescribing information.

Q: Can Pevaryl be used by children of all ages?

A: No, Pevaryl is not indicated for all ages, and its use in children requires determination by a healthcare provider. Official restrictions state that vaginal preparations are not for individuals under 16 years of age, and some topical forms carry minimum age restrictions, such as 12 years and older.

Q: Has Pevaryl been studied in pregnant people? (Informational only)

A: Studies have included research on animals, with certain fetotoxic or embryotoxic effects observed at high doses in some species. Due to limited human data, official sources reflect the restriction that use during the first trimester of pregnancy is not recommended.

Q: Does Pevaryl have a strong smell?

A: According to official documentation, some cream formulations of Pevaryl include an added perfume or fragrance. Because of this, these products are described as having a distinctly perfumed odour.

Q: What happens if I forget a time of application of Pevaryl?

A: Official patient information states that a missed dose may be applied as soon as it is remembered. However, if it is almost time for the next scheduled application, the missed dose should be skipped entirely, and the regular schedule should be resumed. Double doses are not mentioned for use to make up for a skipped application.

Q: Is there evidence that Pevaryl is effective for pityriasis versicolor?

A: Yes, official regulatory indications confirm the effectiveness of the active ingredient, econazole nitrate, for treating tinea versicolor, which is also known as pityriasis versicolor. This is listed as one of the topical fungal conditions the drug is intended to treat.

Q: What are the ingredients (excipients) in Pevaryl cream besides the active one?

A: The official product description lists the active ingredient, econazole nitrate, and various non-active ingredients, known as excipients. These can include substances such as mineral oil, benzoic acid, butylated hydroxytoluene, and purified water, depending on the specific formulation.

Q: Why do official sources list Pevaryl as having a risk during pregnancy? (Informational only)

A: The official restrictions for Pevaryl use during pregnancy are based on caution, particularly due to results from animal studies where high doses caused some negative effects on fetal development. While systemic absorption is low, official sources advise against use during the first trimester due to limited human data.

Q: What does the research say about Pevaryl's use for treating groin infections?

A: Regulatory documentation confirms that Pevaryl cream is officially indicated for the topical treatment of tinea cruris. This common infection is often referred to as jock itch or groin infection.

Q: Can Pevaryl be used long-term?

A: Pevaryl is indicated for short-term, acute use. The standard treatment courses outlined in official documentation typically last between two and four weeks, depending on the infection being treated. Long-term continuous use is not generally supported by the approved indication durations.

Q: Are there any specific warnings for older adults using Pevaryl?

A: Official documents state that clinical studies did not include enough older adults (aged 65 and over) to fully determine if their response to the drug differs from younger adults. However, no specific mandatory dosage adjustments or precautions are listed solely for the elderly population.

Q: What are the signs that Pevaryl might not be working for my infection?

A: Regulatory guidance notes that non-improvement or worsening of the skin condition after a specified duration (e.g., two weeks) may indicate a need for professional consultation. Official guidance documents identify lack of improvement or worsening of symptoms as conditions that warrant reassessment.

Q: Is Pevaryl known to make skin more sensitive to the sun?

A: While not a common documented side effect, post-market reviews have noted that econazole may occasionally be associated with photosensitivity reactions in some users. General sun protection practices are often recommended when using topical treatments.

Q: Does Pevaryl require any special cleaning of clothing or towels during treatment?

A: Official labeling does not mandate special cleaning requirements for clothing or towels. However, regulatory documents often reference hygiene practices, such as wearing clean socks and changing clothing daily, to help reduce the possibility of re-infection.

Q: How long does the active ingredient in Pevaryl stay in the body after stopping use?

A: Due to the topical application, systemic absorption of econazole nitrate is described as extremely low. Less than 1% of the applied dose is typically found in the body’s waste products, indicating that most of the drug remains localized to the skin surface and does not stay in the body for long after application ceases.

Q: Are there any known interactions between Pevaryl and vitamins or supplements?

A: Official drug documents are clear that interactions with prescription medications, such as oral blood thinners, must be monitored. Official drug documents note the importance of disclosing the use of all products, including vitamins, herbal supplements, and other medicines, to a healthcare provider.

Q: What is the success rate of Pevaryl in clinical trials?

A: Official regulatory documents refer to controlled clinical trials that evaluated the drug’s effectiveness for its approved indications. While documents report on the evaluation of the drug's effectiveness, they do not generally publish simple, quantitative 'success rates' for patient information purposes.

Q: Why are people often told to dry the area well before applying Pevaryl?

A: Regulatory patient information often advises carefully drying the affected area before applying Pevaryl. This is a common hygiene measure for topical antifungals, as the fungi and yeast that cause these infections thrive and spread more easily in moist conditions.

How should Pevaryl be stored and disposed of?

How to Store and Dispose of Pevaryl (Econazole Nitrate)

Storage and disposal requirements for Pevaryl are strictly defined by regulatory labeling to maintain product stability and ensure environmental safety.


Storage Conditions and Handling

Requirement Specification
Temperature Store cream at Controlled Room Temperature, typically 20^circC to 25^circC.
Prohibited Heat Do not expose topical foam containers to temperatures above 49^circC (120^circF) or direct sunlight.
Protection Keep out of the sight and reach of children.
Flammability The topical foam is flammable and must be handled away from excessive heat or open flame.

Disposal Instructions

Unused or expired Pevaryl must be disposed of according to local regulations. Medicine must not be discarded into wastewater or household trash. The topical foam container must not be punctured or incinerated.

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

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